FOUS55 KRIW 132027 AFMRIW Area Forecast Matrices National Weather Service Riverton WY Issued by National Weather Service Cheyenne WY 227 PM MDT Mon Sep 13 2021 WYZ001-141115- Yellowstone National Park- Including the cities of Lake, Mammoth, and Old Faithful 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 31 36 44 50 62 74 29 36 44 57 65 73 32 36 40 Temp 62 60 48 42 38 36 45 57 62 61 49 43 39 38 46 58 63 61 52 45 41 38 Dewpt 30 33 35 32 29 26 35 34 24 31 30 29 26 25 31 32 27 24 26 26 26 25 RH 30 36 60 67 70 67 68 42 23 32 48 57 59 59 55 37 25 24 36 47 55 59 Wind dir W W NW SE SE S S SW W SW SW SW SW S SW SW SW SW SW SW SW S Wind spd 12 11 5 3 3 4 5 10 13 13 8 8 8 6 8 12 13 13 8 6 5 4 Wind gust 25 23 24 24 20 23 23 24 33 39 40 35 31 24 20 20 Clouds B1 B1 SC FW FW FW CL CL FW FW CL FW FW FW FW FW FW FW FW FW SC SC PoP 12hr 20 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs IS IS Tstms IS IS Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 60 36 61 41 62 38 53 33 51 Temp 55 57 42 38 55 59 47 43 57 58 45 40 49 50 40 35 46 47 Dewpt 27 22 25 24 25 22 23 23 28 26 27 28 31 28 28 26 28 25 PWind dir SW SW SW SW SW SW SW SW SW Wind char GN GN GN GN BZ GN GN GN GN Avg clouds SC SC SC SC SC SC SC SC FW FW SC SC SC SC SC SC SC SC PoP 12hr 10 10 10 5 20 20 30 30 30 Rain shwrs S C C C C C C S C Snowshwrs C C S Tstms S S S S S $$ WYZ002-141115- Absaroka Mountains- 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 31 39 50 45 60 72 32 40 53 53 62 78 34 40 46 Temp 59 56 47 43 40 39 46 56 59 58 48 44 42 42 48 58 61 59 51 46 43 41 Dewpt 29 30 31 29 27 28 33 29 21 24 22 22 20 19 22 25 22 22 23 22 23 22 RH 32 37 53 57 59 64 60 35 23 27 35 41 41 39 35 28 22 24 33 38 45 46 Wind dir W W W W W W SW SW W W W W W W W W W W W W SW SW Wind spd 12 11 5 5 5 8 6 10 12 12 9 11 13 12 13 17 19 18 12 11 10 10 Wind gust 27 24 16 16 19 20 24 24 20 28 33 34 39 40 41 41 36 32 29 31 Clouds B1 B1 SC CL FW FW CL CL FW FW CL CL CL FW FW FW CL CL FW FW FW FW PoP 12hr 20 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs IS IS IS Tstms IS IS IS Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 59 40 60 44 62 41 55 37 50 Temp 55 55 43 41 56 57 48 46 58 58 46 42 51 51 41 38 47 46 Dewpt 24 22 23 22 22 21 20 19 23 22 22 22 26 26 25 23 24 24 PWind dir W W W W SW SW W W W Wind char GN GN BZ BZ BZ BZ BZ GN GN Avg clouds FW FW FW SC SC SC FW FW FW FW FW SC SC SC SC SC SC SC PoP 12hr 10 5 5 0 10 10 30 20 30 Rain shwrs S S S S C C C S C Snowshwrs S S C C S C Tstms S S S S S $$ WYZ003-141115- Cody Foothills- Including the cities of Clark, Cody, and Meeteetse 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 41 47 51 66 72 75 44 51 56 66 78 83 40 45 48 Temp 69 67 57 52 49 47 55 66 71 70 60 55 53 52 59 71 76 73 62 56 51 48 Dewpt 40 42 42 41 38 39 40 39 34 37 31 30 26 24 27 28 26 26 27 27 29 29 RH 35 40 57 66 66 74 57 37 26 30 33 38 35 33 29 20 16 17 26 32 42 47 Wind dir NE N NW W W W W E E E SW SW SW SW SW SW W W W NW NW NW Wind spd 10 11 8 5 6 6 4 8 9 6 5 9 11 9 9 10 13 13 9 9 9 6 Wind gust 17 23 31 32 33 32 35 34 27 20 23 20 Clouds SC B1 SC CL FW FW CL CL FW FW CL CL CL FW FW FW FW FW FW FW FW FW PoP 12hr 20 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs IS IS IS Tstms IS IS IS Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 67 45 74 52 77 48 67 44 61 Temp 61 64 50 47 67 71 57 54 71 72 56 50 61 62 49 46 57 58 Dewpt 29 29 29 28 27 26 25 24 26 26 28 28 30 31 30 29 29 30 PWind dir N W SW SW SW W NW NW NW Wind char GN GN GN GN GN GN GN GN GN Avg clouds FW FW FW SC SC SC SC FW FW FW FW SC SC SC SC SC SC SC PoP 12hr 5 5 5 0 5 10 20 20 30 Rain shwrs S S S C C C S C Tstms S S S S $$ WYZ004-141115- North Big Horn Basin- Including the cities of Basin, Greybull, Lovell, Powell, and Shell 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 47 50 53 68 75 78 46 50 54 74 83 85 47 Temp 74 73 64 58 53 50 57 68 74 75 65 58 53 50 58 72 80 80 68 60 54 49 Dewpt 42 40 42 43 43 42 43 41 38 36 31 34 31 29 31 30 25 27 29 30 32 33 RH 32 30 45 57 69 74 59 37 27 24 28 40 43 44 36 21 13 14 23 32 43 54 Wind dir N N N NW W NW W SE SE SE E S S S S S S W NW NW NW NW Wind spd 9 11 10 6 5 5 5 6 8 6 5 6 6 5 5 8 9 10 9 9 9 8 Wind gust 19 24 20 18 19 21 23 24 19 24 24 20 Clouds SC B1 B1 FW FW FW FW CL FW FW CL CL CL FW FW FW FW FW FW FW FW FW PoP 12hr 10 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs IS Tstms IS Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 72 45 79 52 84 49 73 44 67 Temp 63 70 54 47 67 77 61 54 75 80 60 51 65 68 53 46 60 64 Dewpt 34 31 32 33 33 28 28 27 29 26 31 31 33 32 33 32 33 32 PWind dir NW NW S SW S W NW NW NW Wind char LT GN GN GN GN GN GN GN GN Avg clouds FW FW FW SC SC SC FW FW FW FW FW SC SC FW SC SC SC SC PoP 12hr 5 5 0 0 0 5 20 20 20 Rain shwrs S S S S S S S Tstms S S S $$ WYZ005-141115- Southwest Big Horn Basin- Including the city of Thermopolis 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 45 50 53 70 75 78 46 49 53 77 82 86 48 Temp 73 73 63 57 53 50 58 68 74 74 63 57 52 50 59 73 80 80 67 60 54 50 Dewpt 41 41 41 40 40 40 41 40 38 37 31 32 27 25 28 28 20 28 28 28 29 30 RH 31 31 44 53 61 68 53 36 27 26 30 38 38 37 30 19 11 15 23 29 38 46 Wind dir NE N N NW W SW SW E E E S SW SW SW SW S SW W W W W W Wind spd 9 11 8 6 5 6 4 6 8 8 4 8 8 5 5 9 11 12 10 9 9 5 Wind gust 23 16 Clouds SC SC B2 FW FW FW FW CL FW CL CL CL CL FW FW FW FW FW FW FW FW FW PoP 12hr 5 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 74 47 79 52 82 49 74 44 66 Temp 66 72 54 49 71 77 60 54 75 79 60 52 67 70 52 46 61 64 Dewpt 34 32 32 31 32 28 26 25 28 27 28 27 31 31 32 30 32 32 PWind dir N NW SW SW SW SW W NW NW Wind char LT GN GN GN GN GN GN GN GN Avg clouds FW FW FW SC SC SC FW FW FW FW FW FW FW FW FW SC SC FW PoP 12hr 5 0 0 0 0 5 10 20 20 Rain shwrs S S S S S S Tstms S S S $$ WYZ006-141115- Southeast Big Horn Basin- Including the cities of Ten Sleep and Worland 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 50 71 76 78 45 48 52 78 83 85 44 47 50 Temp 75 75 64 58 53 50 58 69 75 75 63 56 52 49 58 73 80 80 67 60 53 49 Dewpt 41 39 40 42 42 41 42 40 38 34 26 28 26 26 28 29 20 27 28 29 30 32 RH 29 27 41 55 66 71 55 35 26 22 24 34 36 40 32 19 11 14 23 31 41 52 Wind dir N N N NE S S SW NW NE NE E S S S S S SW W W SW SW SW Wind spd 8 10 8 5 5 5 4 5 6 6 5 5 5 5 4 6 9 9 9 8 8 5 Wind gust 21 20 19 19 19 17 Clouds SC B1 B2 SC FW FW FW CL FW CL CL CL CL CL FW FW FW FW FW FW FW FW PoP 12hr 10 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 75 46 81 52 84 49 75 44 68 Temp 66 73 54 48 71 78 61 54 77 81 61 52 68 71 53 46 62 65 Dewpt 34 31 33 33 33 27 28 26 28 26 28 29 31 30 32 31 32 31 PWind dir NW N SW SW SW SW W NW W Wind char LT LT GN GN GN GN GN GN GN Avg clouds FW FW FW SC SC SC FW FW FW FW FW FW FW FW SC SC SC FW PoP 12hr 5 0 0 0 0 5 10 20 20 Rain shwrs S S S S S S Tstms S S S $$ WYZ007-141115- Owl Creek and Bridger Mountains- 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 42 48 54 57 69 77 46 50 53 68 76 83 44 48 50 Temp 68 68 59 54 50 48 55 63 69 69 60 55 52 51 57 68 75 74 64 58 54 50 Dewpt 38 39 40 39 39 39 41 37 32 31 27 27 24 21 25 24 19 25 26 26 27 28 RH 33 34 49 57 66 71 59 38 25 24 28 34 33 30 29 19 12 16 23 29 35 42 Wind dir NW N N N NW W S S S S SW SW SW SW SW SW W W W W W W Wind spd 9 11 9 8 5 5 5 8 10 6 5 8 8 8 8 12 14 14 11 10 9 8 Wind gust 19 20 20 16 24 25 31 27 20 Clouds FW SC B1 SC FW CL FW CL FW CL CL CL CL FW FW FW FW FW FW FW FW FW PoP 12hr 10 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 72 48 74 52 77 50 70 44 62 Temp 63 69 54 49 67 72 59 54 70 74 58 52 64 66 50 45 57 59 Dewpt 31 29 29 29 30 25 23 24 26 24 25 25 28 28 28 28 30 29 PWind dir W NW SW SW SW SW SW NW NW Wind char GN GN GN GN BZ GN GN GN GN Avg clouds FW FW FW SC SC SC FW FW FW FW FW FW FW FW FW SC SC FW PoP 12hr 5 0 0 0 0 5 10 10 20 Rain shwrs S S S S S S Tstms S S S $$ WYZ008-141115- Bighorn Mountains West- 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 31 44 52 40 62 75 35 47 54 53 69 81 33 43 50 Temp 63 61 52 49 46 44 52 58 62 62 54 52 49 48 56 64 68 67 58 54 49 45 Dewpt 36 36 39 40 39 39 40 35 30 26 22 26 26 24 27 25 20 22 23 24 26 27 RH 36 39 61 71 76 82 63 42 30 25 28 36 40 39 32 22 16 18 26 31 40 49 Wind dir W NW NE E SE SE SW SW W W SE S SW S W SW W W W NW S SE Wind spd 11 9 6 5 5 5 6 10 11 8 5 8 8 8 8 11 12 11 10 9 8 8 Wind gust 20 17 16 16 16 17 24 23 21 27 29 32 32 24 24 23 21 Clouds B1 B2 B2 SC FW FW FW FW SC FW FW CL CL FW FW FW FW FW FW FW FW FW PoP 12hr 30 10 0 0 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs IS IS SC IS IS IS IS IS Tstms IS IS IS IS IS IS IS IS Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 63 44 68 50 72 47 64 42 57 Temp 58 60 48 46 61 65 55 52 67 69 55 49 59 59 47 43 54 54 Dewpt 28 27 28 29 28 22 22 22 23 20 22 24 25 25 26 26 27 25 PWind dir SW SE SW SW SW SW SW SW SW Wind char GN GN GN GN BZ GN GN GN GN Avg clouds FW FW SC SC SC SC FW FW FW FW FW FW FW FW SC SC SC FW PoP 12hr 5 5 0 0 0 5 20 20 20 Rain shwrs S S S C S S S Snowshwrs S S Tstms S S S S $$ WYZ009-141115- Bighorn Mountains Southeast- 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 31 44 51 42 63 74 36 48 55 54 71 80 33 43 48 Temp 64 61 51 48 45 44 52 60 63 62 53 51 49 49 58 67 70 68 58 54 49 45 Dewpt 37 37 42 40 39 39 41 37 30 29 25 24 25 23 27 25 19 22 23 23 26 27 RH 37 41 71 74 79 82 66 42 29 28 33 34 39 36 30 20 14 17 26 30 40 49 Wind dir NW N N N NW W SW S SW W W SW W W W SW W W W W W SW Wind spd 9 8 8 6 6 8 5 9 10 9 5 9 12 11 11 12 14 12 10 9 9 8 Wind gust 19 20 20 17 16 17 25 25 25 31 28 32 33 27 24 24 26 Clouds SC B1 B2 SC FW FW FW FW SC FW FW CL CL FW FW FW FW FW FW FW FW FW PoP 12hr 30 20 0 0 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs SC SC SC SC SC IS IS IS IS Tstms IS IS IS IS IS IS IS IS IS Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 65 43 69 50 73 46 66 41 59 Temp 59 61 48 46 64 66 55 53 69 70 55 48 61 60 47 43 55 55 Dewpt 29 27 28 28 26 22 22 22 22 20 23 25 24 24 25 26 26 25 PWind dir S NW SW W SW SW SW NW W Wind char GN GN GN GN BZ GN GN GN GN Avg clouds FW FW SC FW SC SC FW FW FW FW FW FW FW FW SC SC SC FW PoP 12hr 5 5 0 0 0 0 10 20 20 Rain shwrs S S S S S Snowshwrs S Tstms S S S $$ WYZ010-141115- Northeast Johnson County- Including the city of Buffalo 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 50 70 75 78 47 50 56 77 85 87 41 46 49 Temp 73 70 61 57 53 50 59 70 74 74 63 57 54 50 61 77 82 80 68 60 54 48 Dewpt 44 42 44 44 44 44 46 43 41 40 38 37 36 33 34 31 27 28 29 30 33 34 RH 35 36 53 62 71 80 62 38 30 29 39 47 50 52 36 18 13 15 23 32 45 58 Wind dir N N N NW SW SW SE SE SE E S S SW SW SW SE W NW W NW NW NW Wind spd 9 10 6 4 4 4 5 9 8 8 5 6 8 6 5 6 8 8 6 9 9 6 Wind gust 17 21 20 20 18 Clouds SC B1 OV SC FW FW FW FW FW FW FW FW CL FW FW FW CL FW FW FW FW FW PoP 12hr 30 10 0 0 0 QPF 12hr 0.00-0.08 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs IS IS IS IS SC IS IS Tstms IS IS IS IS IS IS IS Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 72 45 80 52 86 47 75 43 69 Temp 64 69 53 48 72 76 60 56 80 82 61 50 68 70 53 46 64 65 Dewpt 33 33 33 34 32 29 30 28 26 26 30 33 31 31 32 31 31 32 PWind dir NE N SW SW SW W NW NW NW Wind char GN LT GN GN GN GN GN GN GN Avg clouds FW FW FW SC SC SC FW FW FW FW FW FW FW FW SC SC SC FW PoP 12hr 5 5 0 0 0 0 5 10 10 Rain shwrs S S S S S Tstms S S S $$ WYZ011-141115- Southeast Johnson County- Including the city of Kaycee 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 50 71 76 78 47 50 56 76 84 87 47 Temp 74 73 62 57 53 50 58 70 76 75 63 56 52 51 62 77 82 80 68 61 55 50 Dewpt 44 42 44 43 43 43 45 40 38 35 33 34 33 29 31 29 21 25 28 29 31 33 RH 34 33 52 59 69 77 62 33 25 23 32 43 48 42 31 17 10 13 22 29 40 52 Wind dir NE NE N N NW SW S S S SW SE SW SW SW SW SW W W W W NW N Wind spd 9 12 9 6 5 5 5 9 9 8 5 6 9 8 9 11 14 12 9 8 9 8 Wind gust 17 18 21 25 19 19 Clouds SC SC B1 B1 FW FW CL FW FW CL FW CL CL FW CL CL FW FW FW FW FW FW PoP 12hr 20 10 0 0 0 QPF 12hr 0.02 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs IS IS IS IS Tstms IS IS IS IS Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 75 46 82 54 85 49 77 44 70 Temp 64 72 55 49 73 78 61 57 79 82 63 52 69 72 53 46 64 66 Dewpt 34 32 35 35 31 26 28 27 26 24 29 31 30 28 31 30 30 29 PWind dir NE N SW SW SW W W N W Wind char GN GN GN GN BZ GN GN GN GN Avg clouds CL FW FW FW SC SC FW FW FW FW FW FW FW FW SC SC FW FW PoP 12hr 5 5 0 0 0 0 5 10 10 Rain shwrs S S S S Tstms S S $$ WYZ012-141115- Teton and Gros Ventre Mountains- 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 32 38 46 44 61 71 32 37 45 56 64 73 35 39 45 Temp 61 59 48 43 40 38 46 56 61 59 48 43 41 38 45 57 62 61 51 47 43 41 Dewpt 29 26 26 26 26 27 32 30 23 25 22 22 20 19 24 24 21 24 25 24 24 24 RH 29 28 42 51 57 64 58 37 23 27 35 43 42 46 43 28 20 24 36 40 47 50 Wind dir W W W SW S S SW SW W W W SW SW S SW SW W W SW SW S S Wind spd 16 13 6 4 5 6 6 10 13 13 6 6 6 6 6 11 13 13 9 8 6 6 Wind gust 27 24 17 16 16 17 17 19 24 27 29 34 33 26 24 23 23 Clouds FW SC B1 CL FW FW FW CL CL CL CL CL CL CL CL CL FW CL CL CL FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 61 39 61 42 62 38 54 35 51 Temp 56 58 45 41 56 59 47 44 57 58 46 41 49 51 41 37 46 48 Dewpt 28 25 25 25 27 24 23 22 27 25 25 25 32 28 27 26 29 26 PWind dir SW SW SW SW SW SW SW SW SW Wind char GN GN GN GN GN GN GN GN GN Avg clouds FW FW FW SC SC SC FW FW FW FW SC SC SC SC SC SC SC SC PoP 12hr 5 5 5 0 10 10 20 20 30 Rain shwrs S S C S C C C S C Snowshwrs S C C S Tstms S S S S S $$ WYZ013-141115- Jackson Hole- Including the city of Jackson 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 34 38 42 64 69 72 33 37 42 66 70 73 37 40 44 Temp 68 67 54 46 41 38 46 60 68 67 54 46 41 38 45 59 66 65 54 48 44 41 Dewpt 32 27 28 31 30 30 32 32 27 26 24 26 25 25 27 25 23 26 27 26 27 27 RH 26 22 36 55 65 73 58 35 21 21 31 45 52 59 49 27 19 23 35 42 51 57 Wind dir W W SW SE SE S S SW SW W SW S S S S SW SW W SW SW S S Wind spd 14 12 6 4 3 5 5 9 11 12 5 4 4 4 3 8 12 11 8 6 5 3 Wind gust 14 16 23 28 27 21 13 Clouds FW SC B1 CL FW FW FW CL CL CL CL CL CL CL CL CL FW CL CL CL FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 64 39 65 43 65 39 57 35 54 Temp 57 62 46 41 57 63 49 44 58 62 47 41 50 54 42 37 47 52 Dewpt 31 27 28 28 30 26 26 25 30 28 28 28 35 30 30 28 32 27 PWind dir SW SW SW SW SW SW SW SW SW Wind char LT LT GN GN GN GN GN LT LT Avg clouds FW FW FW SC SC SC FW FW FW FW SC SC SC SC SC SC SC SC PoP 12hr 5 5 5 0 10 10 20 20 30 Rain shwrs S C S C C C S C Tstms S S S S $$ WYZ014-141115- Wind River Mountains West- 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 31 39 45 42 59 69 31 38 45 49 62 72 35 39 46 Temp 59 57 47 43 40 39 47 56 59 58 47 43 40 38 46 55 60 59 49 45 42 40 Dewpt 31 29 26 22 21 21 25 19 18 17 15 16 13 10 16 22 21 23 24 23 23 23 RH 34 34 43 43 46 48 42 23 20 20 27 33 33 31 29 27 22 25 37 41 46 50 Wind dir W W NW NW NW NW W W W W W W W W W W W W W W W SW Wind spd 18 17 9 6 5 6 6 12 14 14 9 9 9 6 9 13 17 16 9 8 6 6 Wind gust 32 28 19 23 25 25 20 20 24 23 31 36 40 35 28 29 25 24 Clouds FW FW SC SC FW FW CL CL FW CL CL CL CL CL CL CL CL CL CL FW FW FW PoP 12hr 5 10 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 61 39 61 40 62 38 56 34 50 Temp 56 57 44 40 56 58 46 42 56 58 45 40 51 52 40 36 46 47 Dewpt 26 23 23 24 24 21 19 21 22 21 19 21 25 24 24 24 25 23 PWind dir W W SW SW SW SW SW W W Wind char GN GN GN GN BZ GN GN GN GN Avg clouds FW FW FW SC SC FW FW FW FW FW FW FW FW FW FW SC SC SC PoP 12hr 5 5 0 0 5 5 20 10 20 Rain shwrs S S S S S S S S Snowshwrs S S S S S C Tstms S S S S $$ WYZ015-141115- Wind River Mountains East- 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 30 39 51 41 59 74 32 41 50 48 62 77 35 41 49 Temp 58 56 47 44 40 39 47 56 59 57 48 44 42 41 48 57 60 59 50 46 44 42 Dewpt 30 28 27 24 23 22 27 21 20 19 15 15 11 7 14 22 21 23 23 22 22 23 RH 34 34 45 45 50 50 45 25 22 22 26 30 28 24 25 25 22 25 34 38 41 46 Wind dir W W W W W W W W W W W W W W W W W W W SW SW SW Wind spd 17 16 10 6 6 9 8 9 11 13 11 13 14 13 14 16 19 18 13 13 12 12 Wind gust 33 31 20 19 24 25 24 24 27 29 39 40 42 40 36 36 32 31 Clouds FW FW B1 SC FW FW CL FW FW CL CL CL CL FW CL FW FW CL FW FW FW FW PoP 12hr 5 10 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis K K K K K K K K Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 61 40 61 43 62 40 56 36 50 Temp 56 57 45 42 56 57 48 45 57 58 47 42 52 52 41 37 47 47 Dewpt 26 24 23 23 24 22 18 20 22 21 18 21 25 24 24 23 25 23 PWind dir SW W SW W SW SW SW W W Wind char BZ GN BZ BZ BZ BZ BZ GN GN Avg clouds FW FW FW FW SC FW FW FW FW CL FW FW FW FW FW SC SC SC PoP 12hr 5 5 5 0 5 5 20 10 20 Rain shwrs S S S S S S S S Snowshwrs S S C S S C Tstms S S S S $$ WYZ016-141115- Upper Wind River Basin- Including the city of Dubois 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 35 42 46 63 69 74 36 44 49 63 72 79 39 44 46 Temp 69 67 55 49 45 42 51 64 69 68 55 49 46 44 52 65 70 67 56 51 48 45 Dewpt 33 28 29 29 27 26 30 29 27 24 22 24 22 19 21 25 22 27 27 27 27 28 RH 26 23 37 46 49 53 44 27 21 19 27 37 38 36 29 22 16 22 32 39 44 51 Wind dir W W NW W W NW W SW SW W W W NW NW NW W W W W W W W Wind spd 16 16 8 4 5 6 6 8 11 12 10 10 12 12 12 16 20 19 12 11 11 10 Wind gust 23 23 20 25 27 29 32 36 33 27 25 20 Clouds FW SC B2 FW FW FW FW FW FW CL CL CL CL FW CL FW FW CL FW FW FW FW PoP 12hr 5 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 68 42 69 46 70 43 64 38 58 Temp 62 65 48 44 63 65 52 49 64 66 51 45 59 59 45 40 53 55 Dewpt 31 27 28 29 29 26 25 26 28 26 26 26 30 29 30 29 30 28 PWind dir W W W W W W W W W Wind char GN GN BZ BZ BZ BZ GN GN GN Avg clouds FW FW FW SC SC FW FW FW FW FW FW FW FW FW FW SC SC SC PoP 12hr 5 5 0 0 5 5 20 10 20 Rain shwrs S S S S S S S S Tstms S S S S $$ WYZ017-141115- Wind River Basin- Including the cities of Riverton and Shoshoni 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 44 49 54 68 75 79 43 47 51 72 81 85 47 Temp 76 75 64 57 53 49 56 67 75 75 63 56 51 48 56 70 78 78 65 58 53 49 Dewpt 40 36 39 39 39 39 40 37 34 28 22 23 24 22 25 23 19 27 28 29 31 31 RH 27 24 40 51 59 68 55 33 22 17 21 27 34 35 30 17 11 15 25 33 43 50 Wind dir W NW N N N W S S S SW W W SW SW SW SW W W W SW SW SW Wind spd 9 12 9 8 5 5 5 5 8 6 6 8 8 8 6 9 12 16 12 10 8 8 Wind gust 23 20 19 16 19 19 17 19 21 24 27 31 31 21 19 19 Clouds FW FW SC SC FW FW FW CL FW CL CL CL CL CL CL CL FW FW FW FW FW FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 78 46 79 51 81 49 75 43 67 Temp 67 75 55 48 69 76 60 53 72 77 59 51 67 71 52 45 60 64 Dewpt 35 30 32 32 33 26 26 27 30 26 27 28 31 28 31 31 33 29 PWind dir SW NW SW SW SW SW SW NW W Wind char GN GN GN GN BZ GN GN GN GN Avg clouds FW FW FW FW SC FW FW FW FW CL FW FW FW FW FW SC FW FW PoP 12hr 0 0 0 0 0 0 5 10 20 Rain shwrs S S S S S Tstms S S S $$ WYZ018-141115- Lander Foothills- Including the city of Lander 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 50 72 75 78 49 75 80 83 48 Temp 76 75 63 58 53 50 56 67 74 74 62 56 52 49 56 70 77 76 64 59 54 51 Dewpt 38 37 36 36 35 35 37 34 29 27 23 23 23 22 22 22 21 26 26 28 29 29 RH 25 25 36 44 50 56 49 29 19 17 22 27 32 34 26 16 12 16 23 30 38 42 Wind dir W NW NW NW W W NW NE E W SW SW SW SW SW W W W SW SW SW SW Wind spd 9 12 8 6 6 5 4 5 6 6 9 8 6 6 5 8 14 14 12 11 8 6 Wind gust 19 24 21 27 26 Clouds FW FW SC SC FW FW CL CL FW CL CL CL CL CL CL CL FW FW FW FW FW FW PoP 12hr 5 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis K K K K K K K K Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 77 47 78 52 78 49 73 43 65 Temp 68 74 57 51 69 75 61 55 71 75 60 52 66 69 52 46 58 62 Dewpt 32 27 29 30 30 24 23 26 28 25 24 26 29 25 29 29 31 27 PWind dir W W SW SW SW SW SW W W Wind char GN GN GN GN BZ GN GN GN GN Avg clouds FW FW FW FW SC FW FW FW FW CL FW FW FW FW FW SC FW FW PoP 12hr 0 0 0 0 0 0 10 10 20 Rain shwrs S S S S S Tstms S S S $$ WYZ019-141115- Green Mountains and Rattlesnake Range- Including the city of Jeffrey City 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 44 46 51 61 72 77 39 44 51 71 76 82 41 45 50 Temp 73 71 60 54 50 46 54 66 72 71 59 53 49 44 54 68 74 73 61 55 50 46 Dewpt 36 34 37 37 35 36 39 32 23 19 14 18 21 21 23 24 21 23 25 27 28 28 RH 26 26 42 52 56 68 57 28 16 14 17 25 33 39 30 19 13 15 25 34 42 49 Wind dir W W NW N N NW W W W W SW SW SW SW SW W W W W SW SW SW Wind spd 17 16 8 9 6 6 5 9 13 13 8 10 10 9 11 18 19 19 11 10 8 6 Wind gust 28 27 19 17 23 25 25 19 20 23 26 31 36 39 35 25 25 20 19 Clouds FW SC SC SC SC FW CL CL FW CL CL CL CL FW CL CL CL CL FW FW FW FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 77 45 76 50 77 47 72 41 64 Temp 68 72 54 47 69 73 57 51 70 73 57 49 66 68 49 42 59 61 Dewpt 29 24 29 29 26 21 24 25 24 23 26 27 26 22 27 27 28 25 PWind dir SW SW SW SW SW SW SW W SW Wind char GN GN GN BZ BZ BZ BZ GN GN Avg clouds FW FW SC FW FW FW FW FW FW CL FW FW FW FW FW SC FW FW PoP 12hr 5 0 0 0 0 0 5 10 10 Rain shwrs S S S Tstms S S $$ WYZ020-141115- Natrona County Lower Elevations- Including the city of Casper 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 46 49 52 70 75 77 45 48 51 77 82 84 46 Temp 76 74 63 56 52 49 57 68 75 74 62 54 50 48 59 73 79 78 66 59 54 49 Dewpt 39 38 44 43 42 43 44 40 32 29 26 29 30 26 26 20 15 22 25 27 29 31 RH 26 27 50 62 69 80 62 36 21 19 25 38 46 42 28 13 9 12 21 29 38 50 Wind dir NW N NE NE NE N SE S SW W SE SW SW SW SW SW W W W SW W NW Wind spd 11 11 10 10 8 5 5 6 9 9 6 6 9 10 12 16 17 16 11 10 9 6 Wind gust 17 17 19 26 27 34 33 23 19 19 Clouds FW SC B1 B1 SC FW FW CL FW FW FW CL FW FW CL CL CL FW FW CL FW FW PoP 12hr 10 10 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs IS IS IS Tstms IS IS IS Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 78 45 80 53 82 50 77 42 69 Temp 68 74 55 48 73 77 61 55 76 79 62 51 71 73 52 45 63 66 Dewpt 32 27 34 33 28 22 26 25 25 21 27 29 27 23 29 29 29 26 PWind dir W N SW SW SW SW SW NW W Wind char GN GN GN BZ BZ BZ BZ GN GN Avg clouds CL FW SC FW SC FW FW FW FW CL FW FW FW FW FW SC FW FW PoP 12hr 5 5 0 0 0 0 5 10 10 Rain shwrs S S S Tstms S S $$ WYZ022-141115- Casper Mountain- 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 46 62 68 75 42 47 51 69 75 82 47 Temp 69 69 58 53 49 46 54 63 68 68 57 52 49 48 56 67 73 72 62 58 53 49 Dewpt 38 36 42 40 41 41 43 39 29 27 23 15 23 22 21 17 18 20 22 23 26 27 RH 32 30 55 61 74 83 66 41 23 21 27 23 36 35 25 14 12 14 21 26 35 42 Wind dir W NW E E SE SW W NW W W S S S S SW SW W W SW SW SW SW Wind spd 13 10 9 9 5 4 5 8 10 10 6 11 11 9 11 16 18 16 11 10 8 5 Wind gust 24 21 26 29 32 32 23 20 19 18 Clouds SC SC SC SC SC FW CL CL SC FW CL FW FW FW CL CL CL CL CL CL FW CL PoP 12hr 20 10 0 0 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs IS IS IS Tstms IS IS IS Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 75 47 75 52 77 50 73 42 65 Temp 67 71 56 49 70 72 59 54 71 73 60 52 68 68 51 45 59 62 Dewpt 28 24 30 30 25 19 23 25 23 21 25 27 25 21 27 27 27 23 PWind dir SW SW SW SW SW SW SW SW SW Wind char GN GN GN GN BZ GN GN GN GN Avg clouds CL FW SC SC FW FW FW FW FW CL FW FW FW FW FW FW FW FW PoP 12hr 5 5 0 0 0 0 5 10 10 Rain shwrs S S S Tstms S S $$ WYZ023-141115- Star Valley- Including the cities of Afton, Alpine, Star Valley Ranch, and Thayne 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 38 40 44 64 70 73 40 69 73 75 42 Temp 71 69 55 48 43 40 48 62 70 68 54 47 44 42 48 63 69 67 55 50 46 44 Dewpt 36 29 28 28 27 26 31 25 26 21 20 20 20 23 29 28 23 30 30 30 30 29 RH 28 22 35 46 53 57 51 24 19 17 26 34 38 46 47 26 17 25 38 46 53 55 Wind dir W W SW S S S S W W W SW S S S S W W W SW S S S Wind spd 14 12 4 4 5 5 5 6 11 10 4 4 5 3 3 6 11 11 5 3 3 2 Wind gust 19 23 21 Clouds CL FW B1 CL FW FW FW CL CL CL CL CL CL CL FW CL CL CL FW CL FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 69 42 69 44 69 40 61 37 58 Temp 62 65 49 44 62 66 51 46 62 64 49 42 54 57 44 39 50 55 Dewpt 33 30 30 30 32 27 27 28 31 27 28 29 36 32 31 30 33 29 PWind dir SW S SW S SW SW SW SW SW Wind char LT LT GN GN GN GN GN LT LT Avg clouds FW FW FW SC SC FW FW FW FW FW FW SC SC SC SC SC SC SC PoP 12hr 0 5 0 0 5 5 20 10 20 Rain shwrs S S S S S S S S Tstms S S S S $$ WYZ024-141115- Salt River and Wyoming Ranges- 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 34 41 47 51 64 72 33 40 44 60 68 76 34 41 45 Temp 64 63 51 46 43 41 49 60 64 62 50 45 43 41 48 61 66 64 53 48 45 43 Dewpt 33 29 26 23 22 23 27 19 19 17 15 15 15 19 27 25 21 26 28 26 26 25 RH 31 27 37 40 43 48 42 20 17 17 24 29 32 41 44 25 18 23 38 42 47 49 Wind dir W W NW NW W W W W W W W W W SW SW W W W W SW SW SW Wind spd 17 16 9 6 5 6 5 11 14 13 8 6 6 5 5 11 14 13 8 6 5 4 Wind gust 27 16 25 24 19 19 23 18 23 27 31 29 23 17 Clouds CL FW SC SC FW FW CL CL CL CL CL CL CL CL CL CL CL CL FW CL FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 66 41 66 43 66 40 60 36 55 Temp 61 63 47 43 61 63 49 45 61 62 47 42 55 55 42 38 50 52 Dewpt 28 27 27 26 27 23 23 24 25 23 23 25 29 28 28 26 28 25 PWind dir SW SW SW SW SW SW W W W Wind char GN GN GN GN GN GN GN GN GN Avg clouds FW FW FW FW FW FW FW FW FW CL FW FW FW FW FW FW SC FW PoP 12hr 5 0 0 0 5 5 20 10 20 Rain shwrs S S S S S S S S Snowshwrs S S Tstms S S S S $$ WYZ025-141115- Upper Green River Basin Foothills- Including the city of Pinedale 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 32 37 42 62 67 70 31 35 39 65 70 74 33 36 40 Temp 67 66 51 44 39 37 47 62 67 66 50 42 38 35 46 61 68 66 52 44 41 38 Dewpt 34 27 28 28 28 27 30 26 21 20 20 23 21 21 26 23 21 26 29 28 28 28 RH 29 23 41 53 64 67 51 25 17 17 30 46 50 56 45 23 17 22 41 53 59 67 Wind dir W W NW NW N N NW W W W NW NW N N W W W W W W W E Wind spd 14 16 6 5 4 5 4 8 11 13 6 5 4 3 3 8 13 13 6 4 4 3 Wind gust 21 27 25 18 Clouds FW FW B1 SC FW FW FW CL CL CL CL CL CL CL CL CL CL CL CL CL FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 68 36 68 37 69 35 62 32 57 Temp 61 64 44 38 62 65 45 40 62 65 44 38 56 58 40 34 51 55 Dewpt 31 27 28 28 29 24 25 25 28 25 26 26 31 28 29 28 30 26 PWind dir W W SW SW SW SW W W W Wind char GN LT GN GN GN GN GN GN GN Avg clouds FW FW FW FW SC FW FW FW FW FW FW FW SC SC FW SC SC SC PoP 12hr 0 0 0 0 5 5 20 10 20 Rain shwrs S S S S S S S S Snowshwrs S Tstms S S S S $$ WYZ026-141115- Upper Green River Basin- Including the cities of La Barge, Big Piney, and Farson 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 31 40 45 65 71 76 30 37 41 68 75 79 33 38 43 Temp 71 70 56 49 43 40 49 64 71 70 56 47 41 37 47 64 72 70 57 49 44 40 Dewpt 38 32 32 30 28 27 30 25 21 16 17 20 21 21 26 26 22 26 29 30 30 29 RH 30 24 40 48 55 59 48 22 15 12 21 34 44 52 43 23 15 19 34 48 57 64 Wind dir W NW NW NW NW N NW W W W NW NW NW NW W W W W W W NW NW Wind spd 14 17 9 6 5 5 5 9 13 14 9 6 5 4 4 9 14 14 9 5 4 3 Wind gust 25 20 24 18 27 33 32 21 17 Clouds FW FW FW SC FW FW FW CL CL CL CL CL CL FW CL CL CL CL FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 74 38 73 41 73 39 68 34 61 Temp 65 70 49 40 66 69 50 42 66 69 50 41 60 64 44 36 54 58 Dewpt 31 27 31 29 29 25 27 27 28 25 27 27 30 26 30 29 30 26 PWind dir W W W W SW W W W W Wind char GN LT GN GN GN GN GN GN GN Avg clouds FW FW FW FW FW FW FW FW FW CL FW FW FW FW FW SC SC FW PoP 12hr 0 0 0 0 0 0 10 10 10 Rain shwrs S S S S S S Tstms S S S $$ WYZ027-141115- South Lincoln County- Including the cities of Kemmerer and Cokeville 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 39 43 47 66 72 75 35 39 42 72 77 80 38 41 44 Temp 72 71 59 51 47 43 51 66 72 71 57 50 44 39 48 66 72 71 57 50 45 42 Dewpt 38 35 32 28 27 27 31 23 22 17 15 19 22 25 27 27 23 24 27 28 28 27 RH 29 27 36 41 45 53 46 19 15 13 19 29 41 57 44 23 16 17 31 42 51 55 Wind dir W NW NW NW W W W W W W NW W W W SW W W W W SW SW W Wind spd 14 17 9 5 5 6 5 11 16 16 9 5 6 5 4 10 14 14 8 5 5 4 Wind gust 25 23 27 26 Clouds CL FW FW SC FW FW CL CL CL CL CL CL CL FW CL CL CL CL CL CL FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 75 41 74 43 73 42 68 37 62 Temp 67 70 50 42 67 70 51 45 67 69 50 43 61 63 44 38 55 59 Dewpt 29 25 29 26 28 21 24 25 26 23 25 26 29 25 29 28 29 24 PWind dir W SW SW SW SW SW W W W Wind char GN GN GN GN GN GN GN GN GN Avg clouds FW FW FW FW FW FW FW FW FW CL FW FW FW FW FW SC FW FW PoP 12hr 0 0 0 0 0 0 10 10 10 Rain shwrs S S S S S Tstms S S S $$ WYZ028-141115- Rock Springs and Green River- Including the cities of Rock Springs and Green River 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 44 46 51 66 75 78 38 41 45 73 79 82 40 43 47 Temp 74 72 61 55 49 46 54 68 75 73 61 53 47 41 51 68 75 74 61 53 48 45 Dewpt 40 39 36 29 29 30 34 31 27 20 16 19 22 21 28 31 25 27 27 28 29 29 RH 29 30 39 37 46 53 46 25 17 13 17 26 37 44 41 25 15 17 27 38 47 53 Wind dir W W NW NW W W W W W W W W SW SW SW W W W W SW SW S Wind spd 13 14 8 6 4 5 4 9 14 16 10 8 6 4 4 10 14 16 9 6 5 4 Wind gust 24 25 20 23 31 28 19 Clouds SC FW FW FW SC FW CL CL CL CL FW CL CL FW CL CL CL CL FW CL FW FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 78 43 77 45 77 43 73 38 66 Temp 69 73 53 45 70 73 54 46 70 72 53 45 65 68 48 39 59 63 Dewpt 30 27 29 27 28 24 25 27 28 27 27 28 29 25 28 28 31 28 PWind dir SW SW SW SW SW SW SW W W Wind char LT GN GN GN GN GN GN GN GN Avg clouds FW FW SC FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 0 0 0 0 0 10 10 10 Rain shwrs S Tstms S $$ WYZ029-141115- Flaming Gorge- 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 44 48 50 63 75 79 41 45 49 71 78 82 42 47 50 Temp 73 71 61 55 50 48 56 69 75 73 61 54 49 45 54 69 76 74 62 55 51 48 Dewpt 42 44 45 34 29 27 31 32 30 24 18 21 20 18 25 31 27 27 26 28 30 30 RH 33 38 56 45 44 44 38 25 19 16 19 27 31 33 32 24 16 17 25 35 44 49 Wind dir W W W W SW W W W W W W W SW SW SW W W W W SW S S Wind spd 11 11 5 5 4 5 4 9 13 14 8 6 6 4 5 8 12 13 9 5 5 5 Wind gust 21 26 25 Clouds B1 B1 FW CL SC FW CL CL CL CL CL CL CL FW CL CL CL CL FW CL FW CL PoP 12hr 20 0 0 0 0 QPF 12hr 0.00-0.07 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs SC SC Tstms IS IS Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 78 46 78 47 78 45 74 41 67 Temp 71 73 55 48 71 74 56 49 71 73 54 47 67 69 51 43 60 63 Dewpt 30 27 28 27 28 24 24 27 27 27 28 29 28 26 27 28 30 27 PWind dir SW SW SW SW SW SW SW W W Wind char GN GN GN GN GN GN GN GN GN Avg clouds FW FW SC FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 0 0 0 0 0 10 5 10 $$ WYZ030-141115- East Sweetwater County- Including the city of Wamsutter 227 PM MDT Mon Sep 13 2021 Date 09/13/21 Tue 09/14/21 Wed 09/15/21 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 43 47 52 63 74 78 40 43 49 70 77 80 41 44 50 Temp 73 71 60 55 50 47 55 68 74 72 60 53 48 43 53 68 74 73 60 53 48 45 Dewpt 39 38 40 36 34 32 35 30 23 21 16 17 17 18 27 26 21 22 23 25 26 26 RH 29 30 47 49 54 56 47 24 15 14 18 24 29 36 36 20 13 15 24 33 42 47 Wind dir W W W W W NW NW W W W W W W SW SW W W W W W SW S Wind spd 14 14 8 6 6 6 5 10 14 14 8 9 9 6 9 14 17 16 9 6 5 5 Wind gust 27 27 25 17 23 31 33 29 17 16 Clouds SC B1 FW FW SC FW CL CL FW CL CL CL CL FW CL CL CL CL FW CL FW FW PoP 12hr 5 0 0 0 0 QPF 12hr 0.00-0.15 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs SC IS Tstms IS IS Date 09/16/21 Fri 09/17/21 Sat 09/18/21 Sun 09/19/21 Mon 09/20/21 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 78 45 77 47 77 45 73 40 65 Temp 70 73 55 46 70 73 55 48 70 71 54 46 66 68 49 41 59 61 Dewpt 25 23 27 25 23 19 22 23 23 24 26 27 24 22 25 26 26 24 PWind dir SW SW SW SW SW SW SW W W Wind char GN GN GN GN BZ GN GN GN GN Avg clouds FW FW SC FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 0 0 0 0 0 5 5 10 Rain shwrs S Tstms S $$