Spot Forecast
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
981 FNUS73 KDMX 301232 FWSDMX Spot Forecast for Pammel Campground...Madison County Conservation National Weather Service Des Moines IA 732 AM CDT Tue Apr 30 2024 Forecast is based on ignition time of 1000 CDT on April 30. 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... Southerly to southeast winds expected at ignition time increasing over 20kts by the afternoon hours. RH values will drop to near 40% in the afternoon. Low confidence in showers and thunderstorms around noon, but look to remain north and west at this time. The main round of thunderstorms, some severe, are anticipated to arrive after 5pm. .REST OF TODAY... Sky/weather.........Mostly sunny (35-45 percent). Max temperature.....Around 79. Min humidity........45 percent. Wind (20 ft)........South winds 13 to 22 mph with gusts to around 33 mph increasing to around 23 mph late in the afternoon. Mixing height.......4200 ft AGL. Transport winds.....South 21 to 25 mph increasing to 31 to 39 mph late in the afternoon. Smoke dispersal.....Fair (26300 knot-ft) early in the morning increasing to excellent (115300 knot-ft) in the afternoon increasing to excellent (141100 knot-ft) late in the afternoon. GFDI................1. Haines Index........5 to 6 or moderate to high potential for large plume dominated fire growth. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........30 43 52 50 41 42 37 48 Weather cov..... Weather type.... Tstm cov........ Temp............66 69 72 74 77 79 79 78 RH..............68 61 55 52 48 45 45 47 20 FT wind dir..S S S S S S S S 20 FT wind spd..13 14 15 17 20 21 22 23 20 FT wind gust.20 21 23 26 29 31 33 33 Mix hgt (kft)...1.5 1.9 1.9 2.4 2.9 3.8 3.8 4.2 Transp wind dir.SW SW S S S S S S Transp wind spd.21 21 21 22 25 31 35 39 GFDI............0 0 0 0 1 1 1 1 Haines index....6 6 6 5 5 5 5 5 SDspl kt-ft/100026 34 34 46 63 102 115 141 $$ Forecaster...Jimenez Requested by...Tanner Donovan Type of request...PRESCRIBED .TAG 2412772.0/DMX .DELDT 04/30/24 .FormatterVersion 2.0.0 .EMAIL tdonovan@madisoncounty.iowa.gov