FNUS73 KDMX 191340 FWSDMX Spot Forecast for Pammel East...Madison County Conservation National Weather Service Des Moines IA 840 AM CDT Thu Mar 19 2026 Forecast is based on ignition time of 1100 CDT on March 19. If conditions become unrepresentative...contact the National Weather Service. An initial observation at ignition and a mid burn observation are required. Please relay them to the National Weather Service for each prescribed burn. .DISCUSSION... Light northerly winds will remain under 10 mph today. A weak front will move into the state from the north this afternoon and make winds light and variable, then southerly at sunset. The front will reach the burn site at around 5pm. RHs today will drop into the low 30s for the site this afternoon and high temperatures will be in the low 70s. .REST OF TODAY... Sky/weather.........Sunny (15-25 percent). Max temperature.....Around 71. Min humidity........37 percent. Wind (20 ft)........Northeast winds around 5 mph late in the morning becoming light. Mixing height.......3000 ft AGL. Transport winds.....North 6 to 8 mph shifting to the west around 6 mph late in the afternoon. Smoke dispersal.....Poor (6800 knot-ft) early in the morning increasing to fair (17800 knot-ft) in the afternoon. GFDI................1. TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........13 13 14 9 11 19 29 Weather cov..... Weather type.... Tstm cov........ Temp............56 60 65 68 70 71 71 RH..............61 55 50 45 41 38 37 20 FT wind dir..N N NE NE N N W 20 FT wind spd..5 5 5 3 3 2 2 20 FT wind gust. 8 8 7 7 7 6 Mix hgt (kft)...1.0 1.4 2.5 2.4 3.0 2.4 2.4 Transp wind dir.N N N N N NW W Transp wind spd.8 7 8 8 7 6 6 GFDI............1 1 1 1 1 1 1 Smoke Dispersal.7 9 17 17 18 12 12 Smoke Cat.......PR PR PR PR PR PR PR .TONIGHT... Sky/weather.........Mostly clear (20-30 percent). Min temperature.....Around 48. Max humidity........76 percent. Wind (20 ft)........Light winds becoming south 5 to 8 mph in the late evening and overnight, then shifting to the southwest 9 to 10 mph overnight. Mixing height.......400 ft AGL. Transport winds.....West around 5 mph shifting to the south 3 to 12 mph in the evening, then shifting to the southwest 14 to 20 mph overnight shifting to the west around 20 mph early in the morning. Smoke dispersal.....Poor (1600 knot-ft). GFDI................2. TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........31 36 26 34 41 30 41 34 22 26 21 6 Weather cov..... Weather type.... Tstm cov........ Temp............70 66 61 59 56 55 54 53 52 52 51 51 RH..............39 44 51 55 61 63 68 72 75 74 76 76 20 FT wind dir..S SE SE S S S SW SW SW SW W W 20 FT wind spd..2 3 3 5 6 6 7 8 9 9 10 10 20 FT wind gust.6 6 6 7 8 10 12 13 14 15 16 16 Mix hgt (kft)...2.1 0.5 0.4 0.4 0.4 0.4 0.5 0.5 0.5 0.5 0.5 0.6 Transp wind dir.W S S S S S S SW SW SW SW W Transp wind spd.5 3 6 8 9 12 14 15 17 18 20 20 GFDI............1 1 1 1 1 2 2 2 2 2 2 2 Smoke Dispersal.8 2 2 3 3 4 6 6 7 8 9 10 Smoke Cat.......PR PR PR PR PR PR PR PR PR PR PR PR$$ Forecaster...Jimenez Requested by...Tanner Donovan Type of request...PRESCRIBED .TAG 2606539.0/DMX .DELDT 03/19/26 .FormatterVersion 2.0.0 .EMAIL tdonovan@madisoncounty.iowa.gov