####018005635#### FNUS73 KBIS 231044 FWSBIS Spot Forecast for Auto tour road...USFWS National Weather Service Bismarck ND 544 AM CDT Tue Apr 23 2024 Forecast is based on ignition time of 1000 CDT on April 23. If conditions become unrepresentative, contact the National Weather Service. .DISCUSSION... Surface high pressure will build into western and central North Dakota today, resulting in a mostly clear sky and a light northerly wind. There will be a wind shift to southerly tonight into Wednesday, as high pressure pushes east and low pressure develops to the west. Winds may become breezy during the afternoon, gusting to near 20 mph. .REST OF TODAY... Sky/weather.........Sunny. CWR.................0 percent. Max temperature.....Around 56. Min humidity........31 percent. Wind (20 ft)........North winds 6 to 8 mph. Mixing height.......5400 ft AGL. Transport winds.....North 10 to 16 mph. Smoke dispersal.....Poor (22800 knot-ft) early in the morning increasing to good (62300 knot-ft) in the afternoon. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........41 42 11 13 10 5 2 3 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 Temp............41 45 47 50 53 54 55 56 RH..............67 58 51 46 38 35 34 31 20 FT wind dir..N N N N N N N N 20 FT wind spd..8 8 8 8 7 6 6 6 20 FT wind gust.12 12 11 11 10 9 9 9 Mix hgt (kft)...1.8 2.7 3.2 4.0 4.4 4.8 5.2 5.4 Transp wind dir.N N N N N N N N Transp wind spd.15 15 16 16 16 15 12 10 Dispr kt-ft/1K..23 35 45 56 62 62 52 48 .TONIGHT... Sky/weather.........Mostly clear. CWR.................0 percent. Chance of pcpn......0 percent. LAL.................1. Min temperature.....Around 34. Max humidity........69 percent. Wind (20 ft)........North winds 5 to 6 mph shifting to the south around 9 mph after 3 am. Mixing height.......400 ft AGL. Transport winds.....North 7 to 9 mph shifting to the south 14 to 15 mph after 3 am. Smoke dispersal.....Fair (42800 knot-ft) early in the evening decreasing to poor (3400 knot-ft) late in the night. Haines Index........4 or low potential for large plume dominated fire growth. TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........5 7 7 7 6 6 5 8 7 7 12 13 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 0 LAL.............1 1 1 1 1 1 1 1 1 1 1 1 Temp............55 55 53 47 44 42 41 40 38 37 36 36 RH..............32 32 36 47 53 55 57 57 62 61 64 64 20 FT wind dir..N NE E E SE SE S S S S S S 20 FT wind spd..6 5 5 5 6 6 7 9 9 9 9 9 20 FT wind gust.9 7 7 9 9 10 10 12 12 13 13 13 Mix hgt (kft)...5.4 5.1 1.9 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 Transp wind dir.N N NE E SE SE S S S S S S Transp wind spd.9 7 7 8 10 10 12 12 13 13 14 15 Haines index....4 4 4 4 4 4 4 4 4 4 4 4 Dispr kt-ft/1K..43 30 12 4 3 3 4 4 4 5 5 6 .WEDNESDAY... Sky/weather.........Mostly sunny. CWR.................0 percent. Chance of pcpn......0 percent. LAL.................1. Max temperature.....Around 66. Min humidity........25 percent. Wind (20 ft)........South winds 9 to 12 mph. Mixing height.......7300 ft AGL. Transport winds.....South 15 to 20 mph. Smoke dispersal.....Poor (5600 knot-ft) early in the morning increasing to good (70300 knot-ft) in the afternoon increasing to very good (106600 knot-ft) in the afternoon. Haines Index........5 or moderate potential for large plume dominated fire growth. TIME (CDT) 6 AM 9 AM NOON 3 PM Sky (%).........12 29 49 44 Weather cov..... Weather type....NONE NONE NONE NONE Tstm cov........ CWR.............0 0 0 0 Chc of pcpn (%).0 0 0 0 LAL.............1 1 1 1 Temp............35 43 60 65 RH..............66 57 32 25 20 FT wind......S 9G13 S 10G14 S 11G15 S 12G17 Mix hgt (ft)....400 800 4600 7100 Transport wind..S 15 S 16 S 17 S 20 Haines index....5 5 5 5 Dispr kt-ft/1K..6 11 70 119 $$ Forecaster...HEINERT Requested by...Calvin Moldnhauer Type of request...PRESCRIBED .TAG 2411794.1/BIS .DELDT 04/23/24 .FormatterVersion 2.0.0 .EMAIL calvin_moldenhauer@fws.gov