FNUS73 KDMX 271243 FWSDMX SPOT FORECAST FOR ANDERSON PRAIRIE...IOWA DNR NATIONAL WEATHER SERVICE DES MOINES IA 743 AM CDT THU MAY 27 2010 FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON MAY 27. 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...HIGH PRESSURE WILL DOMINATE THE REGION TODAY. EXPECT PLENTIFUL SUNSHINE AND LIGHT WINDS THIS MORNING...WITH SOME MODEST MIXING THIS AFTERNOON. LITTLE CHANGE IN THE WEATHER IS EXPECTED FOR THE NEXT TWO DAYS. THERE WILL BE A CHANCE FOR THUNDERSTORMS SUNDAY AS A COOL FRONT APPROACHES FROM THE NORTHWEST. .TODAY... SKY/WEATHER.........SUNNY (0-10 PERCENT). MAX TEMPERATURE.....AROUND 84. MIN HUMIDITY........21 PERCENT. WIND (EYE LEVEL)....LIGHT WINDS BECOMING SOUTHEAST 6 TO 10 MPH. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2100 FT AGL INCREASING TO 8100 FT AGL. MIXING WINDS........NORTHEAST 6 TO 15 MPH SHIFTING TO THE SOUTHEAST 15 TO 20 MPH IN THE LATE MORNING AND AFTERNOON. SMOKE DISPERSAL.....POOR (19000 KNOT-FT) INCREASING TO EXCELLENT (108500 KNOT-FT). TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........10 13 14 13 11 8 5 0 WEATHER COV..... WEATHER TYPE.... TEMP............74 77 80 82 84 84 84 82 RH..............33 30 26 23 21 21 21 22 EYE LVL WND DIR.E E E E E SE SE SE EYE LVL WND SPD.7 7 6 6 7 8 8 8 EYE LVL WND GST.15 15 15 15 15 15 15 15 MIX HGT (KFT)...3.8 5.5 7.2 7.5 7.8 8.1 7.2 6.3 MIXNG WIND DIR..E E E E E E E SE MIXNG WIND SPD..20 18 17 16 16 15 15 15 HAINES INDEX....5 5 5 5 5 5 5 5 .TONIGHT... SKY/WEATHER.........CLEAR (0-5 PERCENT). MIN TEMPERATURE.....AROUND 52. MAX HUMIDITY........74 PERCENT. WIND (EYE LEVEL)....SOUTH WINDS 6 TO 9 MPH. HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......5400 FT AGL DECREASING TO 2000 FT AGL EARLY IN THE EVENING. MIXING WINDS........SOUTHEAST 7 TO 15 MPH. SMOKE DISPERSAL.....GOOD (70800 KNOT-FT) DECREASING TO POOR (1800 KNOT-FT) IN THE LATE EVENING AND OVERNIGHT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........0 0 0 1 1 2 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............79 71 65 61 57 55 RH..............25 34 43 51 62 72 EYE LEVEL WIND..SE 7 SE 6 SE 6 SE 5 SE 5 S 5 EYE LEVEL WIND..15 15 10 10 MIX HGT (FT)....5400 2000 300 300 300 300 MIXNG WIND......SE 15 E 9 E 7 SE 8 SE 7 SE 7 HAINES INDEX....5 6 6 5 5 5 .FRIDAY... SKY/WEATHER.........SUNNY (0-10 PERCENT). MAX TEMPERATURE.....AROUND 85. MIN HUMIDITY........28 PERCENT. WIND (EYE LEVEL)....SOUTH WINDS 6 TO 12 MPH. HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2200 FT AGL INCREASING TO 5300 FT AGL. MIXING WINDS........SOUTHEAST 7 TO 15 MPH. SMOKE DISPERSAL.....GOOD (51700 KNOT-FT) INCREASING TO GOOD (58100 KNOT-FT) LATE IN THE AFTERNOON. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........3 5 6 5 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............56 70 79 83 RH..............72 44 32 28 EYE LEVEL WIND..S 5 S 6G15 S 9G20 S 10G20 MIX HGT (FT)....300 2200 3700 5300 MIXNG WIND......SE 7 S 13 SE 13 S 13 HAINES INDEX....5 5 5 6 $$ FORECASTER...VACHALEK REQUESTED BY...DAVE WHITE TYPE OF REQUEST...PRESCRIBED .TAG 20100527.ANDER.01/DMX