FNUS73 KDMX 181220 FWSDMX SPOT FORECAST FOR ELK CREEK WMA...IOWA DNR-USFWS NATIONAL WEATHER SERVICE DES MOINES IA 720 AM CDT SUN APR 18 2010 FORECAST IS BASED ON IGNITION TIME OF 1030 CDT ON APRIL 18. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. PLEASE REMEMBER TO SUBMIT A MID BURN OBSERVATION TO THE NATIONAL WEATHER SERVICE FOR EACH PRESCRIBED BURN. .DISCUSSION... MUCH LIKE THE PAST FEW DAYS...FAIR WEATHER AND SEASONAL TEMPERATURES ARE EXPECTED TODAY AS HIGH PRESSURE REMAINS IN PLACE OVER THE MIDWEST AND GREAT LAKES. MIXING WILL BE DEEP DURING PEAK HEATING OF THE AFTERNOON ALONG WITH LOW HUMIDITIES...BUT WITH LIGHT WINDS AT THE SURFACE AND ALOFT. .TODAY... SKY/WEATHER.........SUNNY (10-20 PERCENT). MAX TEMPERATURE.....AROUND 67. MIN HUMIDITY........22 PERCENT. WIND (EYE LEVEL)....LIGHT WINDS BECOMING NORTH 5 TO 6 MPH IN THE AFTERNOON. HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......300 FT AGL INCREASING TO 8000 FT AGL. MIXING WINDS........NORTH 1 TO 8 MPH. SMOKE DISPERSAL.....FAIR (49400 KNOT-FT). TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........5 5 6 6 8 12 16 20 24 WEATHER COV..... WEATHER TYPE.... TEMP............47 52 56 59 62 64 65 65 64 RH..............51 39 32 27 24 22 22 23 23 EYE LVL WND DIR.NW NW N N N N N N N EYE LVL WND SPD.2 3 3 4 5 5 5 5 5 EYE LVL WND GST.5 5 5 5 10 10 MIX HGT (KFT)...0.3 2.3 4.4 6.5 7.0 7.5 8.0 7.7 7.3 MIXNG WIND DIR..NE NE NE NE N NW NW NW N MIXNG WIND SPD..5 3 2 1 2 3 6 7 8 HAINES INDEX....5 5 5 5 5 6 6 6 5 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT). MIN TEMPERATURE.....AROUND 38. MAX HUMIDITY........79 PERCENT. WIND (EYE LEVEL)....NORTHEAST WINDS AROUND 5 MPH EARLY IN THE EVENING BECOMING LIGHT. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......6900 FT AGL DECREASING TO 300 FT AGL. MIXING WINDS........SOUTHEAST 6 TO 8 MPH. SMOKE DISPERSAL.....FAIR (48600 KNOT-FT). TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........26 24 22 21 24 28 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............62 55 50 47 44 42 RH..............26 37 48 56 62 70 EYE LEVEL WIND..NE 4 NE 3 E 2 SE 2 SE 2 SE 3 EYE LEVEL WIND..5 5 5 5 5 5 MIX HGT (FT)....6900 2500 300 300 300 300 MIXNG WIND......N 8 NE 7 E 7 E 8 E 7 SE 7 HAINES INDEX....5 5 5 4 4 4 .MONDAY... SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). MAX TEMPERATURE.....AROUND 69. MIN HUMIDITY........28 PERCENT. WIND (EYE LEVEL)....LIGHT WINDS. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1200 FT AGL INCREASING TO 8200 FT AGL. MIXING WINDS........SOUTHWEST 5 TO 7 MPH. SMOKE DISPERSAL.....MARGINAL (32700 KNOT-FT). TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........31 31 31 36 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............40 53 63 68 RH..............79 48 34 28 EYE LEVEL WIND..SE 3G5 SE 3G5 SE 3G5 SE 3G5 MIX HGT (FT)....300 1200 6800 8200 MIXNG WIND......SE 7 S 5 SW 5 SW 5 HAINES INDEX....4 4 5 5 $$ FORECASTER...SMALL REQUESTED BY...TODD WALROD TYPE OF REQUEST...PRESCRIBED .TAG 20100418.ELKCR.01/DMX