FNUS73 KDMX 120939 FWSDMX SPOT FORECAST FOR SEDGE WREN...U.S. FISH & WILDLIFE NATIONAL WEATHER SERVICE DES MOINES IA 439 AM CDT THU APR 12 2012 FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON APRIL 12. 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... HIGH PRESSURE OVER EASTERN IOWA WILL MOVE EAST TODAY WITH AN INCREASING SOUTH-SOUTHEAST FLOW DEVELOPING. SHOWERS WILL DEVELOP TO THE WEST THIS MORNING. ISOLATED SHOWERS MAY SPREAD INTO THE AREA THIS AFTERNOON...WITH WIDESPREAD RAIN TONIGHT INTO FRIDAY. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT) THEN BECOMING MOSTLY CLOUDY (70-80 PERCENT). PATCHY FROST EARLY IN THE MORNING. SLIGHT CHANCE OF RAIN SHOWERS LATE IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 62. MIN HUMIDITY........35 PERCENT. EYE LEVEL WINDS.....SOUTH WINDS 8 TO 15 MPH. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2200 FT AGL INCREASING TO 3900 FT AGL IN THE LATE MORNING AND AFTERNOON. MIXING WINDS........SOUTH 5 TO 14 MPH. SMOKE DISPERSAL.....POOR TO GOOD (1000-46600 KNOT-FT). WIND (20 FT)........SOUTH WINDS 8 TO 15 MPH. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........29 39 50 55 57 62 67 72 77 WEATHER COV..... SCH SCH SCH WEATHER TYPE.... RW RW RW TSTM COV........ TEMP............46 50 53 56 58 60 61 61 61 RH..............45 41 39 38 37 35 35 36 36 20 FT WIND DIR..S S S S S S S S S 20 FT WIND SPD..9 10 10 12 13 14 15 14 13 20 FT WIND GUST.10 15 15 15 20 20 20 15 EYE LVL WND DIR.S S S S S S S S S EYE LVL WND SPD.6 7 7 9 9 10 11 10 9 EYE LVL WND GST.10 15 15 15 20 20 20 15 MIX HGT (KFT)...2.2 2.7 3.1 3.6 3.7 3.8 3.9 3.5 3.0 MIXNG WIND DIR..S S S S S S S S S MIXNG WIND SPD..10 12 13 13 13 14 14 14 14 HAINES INDEX....4 4 4 4 4 3 3 3 3 .FRIDAY... SKY/WEATHER.........CLOUDY (85-95 PERCENT). RAIN SHOWERS LIKELY IN THE MORNING...THEN CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 66. MIN HUMIDITY........60 PERCENT. EYE LEVEL WINDS.....SOUTH WINDS 13 TO 17 MPH. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2500 FT AGL INCREASING TO 3000 FT AGL LATE IN THE MORNING. MIXING WINDS........SOUTH 21 TO 29 MPH SHIFTING TO THE SOUTHEAST 15 TO 18 MPH LATE IN THE AFTERNOON. SMOKE DISPERSAL.....FAIR TO EXCELLENT (16700-66800 KNOT-FT). WIND (20 FT)........SOUTH WINDS 13 TO 17 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........100 95 90 87 WEATHER COV.....LIKELY LIKELY CHANCE CHANCE WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR TSTM COV........ISOLTD ISOLTD CHANCE CHANCE TEMP............50 57 63 65 RH..............77 69 60 65 20 FT WIND......SE 17G25 S 17G25 S 17G25 S 14G20 EYE LEVEL WIND..SE 12G25 S 12G25 S 12G25 S 10G20 MIX HGT (FT)....800 2300 3000 3000 MIXNG WIND......SE 23 S 29 S 25 S 21 HAINES INDEX....3 3 3 3 $$ FORECASTER...SCHUMACHER REQUESTED BY...JIM KRIZMAN TYPE OF REQUEST...PRESCRIBED .TAG 20120412.SEDGE.01/DMX