####018004521#### FNUS73 KFSD 021036 FWSFSD Spot Forecast for Loess Hills Cooperative Burn Week 2024...Iowa DNR National Weather Service Sioux Falls SD 536 AM CDT Thu May 2 2024 If conditions become unrepresentative, contact the National Weather Service. .DISCUSSION... About an inch of rain fell overnight across the burn site, with rainfall exiting the area by 7 AM. It's possible to see some additional showers throughout the day, but rainfall amounts would be light. Otherwise, breezy east-northeasterly winds this morning will become weaker and variable by the mid-morning hours, becoming breezy again out of the northwest by the early afternoon hours. Gusts into the mid 20s are possible with both breezy periods. Relative humidity values will be slow to improve today as cloud coverage sticks around, with the inversion height increasing throughout the day which will improve the quality of smoke dispersion. After highs in the upper 50s to lower 60s expected, with dewpoints remaining in the upper 40s to lower 50s. .REST OF TODAY... Max temperature.....Around 60. Min humidity........64 percent. TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky cover.......CDY CDY CDY CDY MC MC MC MC MC MC Sky (%).........98 98 91 91 87 82 74 75 67 54 Weather cov.....CHC SCH SCH SCH Weather type....RW RW RW RW Tstm cov........CHC SCH Chc of pcpn (%).30 20 10 10 10 10 10 10 20 20 Temp............49 50 52 53 55 56 58 59 60 60 Dewpoint........48 48 49 50 51 51 50 51 51 49 RH..............96 93 89 89 86 83 75 75 72 67 20 FT wind dir..ENE NE NNE NNW NW WNW WNW WNW WNW WNW 20 FT wind spd..15 12 9 9 10 13 13 13 14 15 20 FT wind gust.28 21 15 14 16 20 21 22 22 23 Mix hgt (kft)...1.1 1.3 1.7 2.0 2.5 2.7 3.0 3.4 3.1 3.1 Transp wind dir.ENE ENE NNE NNW WNW WNW WNW WNW WNW WNW Transp wind spd.21 15 12 9 15 18 18 20 20 21 Haines index....2 2 2 2 2 4 4 4 4 4 Smoke Dispersal.FR FR FR FR FR GD GD GD GD GD .TONIGHT... Min temperature.....Around 41. Max humidity........82 percent. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM Sky cover.......PCLDY MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR Sky (%).........48 21 8 7 7 9 Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ Chc of pcpn (%).10 0 0 0 0 0 Temp............60 57 51 48 45 43 Dewpoint........49 47 44 42 40 38 RH..............67 69 77 80 82 82 20 ft wind......WNW 14 WNW 10 W 6 SW 6 SSW 7 SSW 7 20 ft wind gust.22 15 8 7 8 8 Mix hgt (ft)....3200 700 500 400 400 400 Transport wind..WNW 20 WNW 13 WNW 8 WSW 8 SSW 9 SSW 10 Haines index....4 6 6 6 6 6 Smoke Dispersal.GOOD POOR POOR POOR POOR POOR .FRIDAY... Max temperature.....Around 68. Min humidity........36 percent. TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM Sky cover.......MCLEAR MCLEAR MCLEAR MCLEAR PCLDY PCLDY Sky (%).........11 9 8 20 29 33 Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ Chc of pcpn (%).0 0 0 0 0 10 Temp............42 47 58 63 67 68 Dewpoint........37 39 43 42 40 40 RH..............82 74 57 46 37 36 20 ft wind......SSW 7 S 6 S 8 SSW 10 S 13 S 15 20 ft wind gust.8 9 13 14 15 18 Mix hgt (ft)....400 500 1300 3300 5900 6300 Transport wind..SSW 12 SW 10 SW 12 SW 14 S 18 S 22 Haines index....6 6 6 6 5 5 Smoke Dispersal.POOR POOR POOR GOOD EXCEL EXCEL $$ Forecaster...APT Requested by...Kody Wohlers Type of request...PRESCRIBED .TAG 2412998.0/FSD .DELDT 05/02/24 .FormatterVersion 2.0.0