####018005947#### FNUS73 KDMX 241112 FWSDMX Spot Forecast for KCA - Martens...DCCB National Weather Service Des Moines IA 612 AM CDT Wed Apr 24 2024 Forecast is based on ignition time of 0700 CDT on April 24. 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... Dry conditions are expected today as high pressure continues to push into the region, with mostly sunny skies. Winds will overall be light, starting out from the north/northeast and gradually shifting southeasterly into the evening. Minimum RHs are expected to start out in the 60s before falling into the low 30s this afternoon. The light winds, as well as increasing greenup however will limit the potential for fire weather concerns today. .REST OF TODAY... Sky/weather.........Sunny (15-25 percent). Max temperature.....Around 66. Min humidity........33 percent. Wind (20 ft)........Northeast winds 5 to 6 mph shifting to the east 6 to 7 mph in the late morning and afternoon. Mixing height.......4500 ft AGL. Transport winds.....Northeast 7 to 10 mph. Smoke dispersal.....Poor (3800 knot-ft) early in the morning increasing to fair (27000 knot-ft) in the afternoon. GFDI................0. Haines Index........4 or low potential for large plume dominated fire growth. TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........20 26 35 30 4 2 1 7 8 10 18 Weather cov..... Weather type.... Tstm cov........ Temp............41 45 48 52 56 59 61 63 64 65 65 RH..............85 75 66 59 51 44 41 36 35 33 33 20 FT wind dir..N NE NE E E E E E E E E 20 FT wind spd..5 5 6 7 6 6 6 6 6 6 6 20 FT wind gust. 8 8 8 8 8 8 7 8 Mix hgt (kft)...0.5 1.2 1.9 2.3 2.8 3.4 3.9 4.1 4.3 4.5 4.1 Transp wind dir.NE NE NE NE NE NE NE NE NE NE E Transp wind spd.9 10 9 8 8 8 7 7 7 7 7 GFDI............0 0 0 0 0 0 0 0 0 0 0 Haines index....4 4 4 4 4 4 4 4 4 4 4 SDspl kt-ft/10004 11 15 16 20 22 23 24 25 27 25 .TONIGHT... Sky/weather.........Partly cloudy (25-35 percent) then becoming mostly cloudy (60-70 percent). Min temperature.....Around 45. Max humidity........73 percent. Wind (20 ft)........Southeast winds 6 to 9 mph. Mixing height.......400 ft AGL. Transport winds.....Southeast 7 to 15 mph. Smoke dispersal.....Fair (23200 knot-ft) early in the evening decreasing to poor (4600 knot-ft) late in the night. GFDI................0. Haines Index........4 or low potential for large plume dominated fire growth. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM Sky (%).........17 31 44 47 69 64 Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ Temp............65 60 53 50 50 47 RH..............33 41 52 56 61 71 20 ft wind......SE 6 E 7 E 8 SE 8 SE 9 SE 9 20 ft wind gust.9 10 13 15 16 16 Mix hgt (ft)....3600 2300 400 400 400 400 Transport wind..E 7 SE 9 SE 13 SE 13 SE 14 SE 15 GFDI............0 0 0 0 0 0 Haines index....4 4 4 4 4 4 SDspl kt-ft/100023 19 5 5 5 6 .THURSDAY... Sky/weather.........Partly sunny (65-75 percent). Slight chance of rain showers in the afternoon. Max temperature.....Around 67. Min humidity........45 percent. Wind (20 ft)........Southeast winds 10 to 18 mph increasing to 20 to 21 mph in the afternoon. Mixing height.......4900 ft AGL. Transport winds.....Southeast 15 to 24 mph increasing to 25 to 26 mph late in the afternoon. Smoke dispersal.....Poor (6100 knot-ft) early in the morning increasing to excellent (100000 knot-ft) in the afternoon increasing to excellent (96700 knot-ft) late in the afternoon. GFDI................1. Haines Index........3 to 4 or very low to low potential for large plume dominated fire growth. TIME (CDT) 6 AM 9 AM NOON 3 PM Sky (%).........63 57 64 78 Weather cov..... S CHC Weather type....NONE NONE NONE RNSHWR Tstm cov........ Temp............46 52 63 67 RH..............73 69 50 45 20 FT wind......SE 10G16 SE 14G20 SE 18G24 SE 21G29 Mix hgt (ft)....500 1500 3800 4800 Transport wind..SE 15 SE 18 SE 22 SE 25 GFDI............0 0 1 1 Haines index....4 4 4 3 SDspl kt-ft/10006 25 74 107 $$ Forecaster...Bury Requested by...Curt Cable Type of request...PRESCRIBED .TAG 2412154.0/DMX .DELDT 04/24/24 .FormatterVersion 2.0.0 .EMAIL curt.cable@dallascountyiowa