FNUS73 KDMX 011325 FWSDMX SPOT FORECAST FOR ANDERSON PRAIRIE...IOWA DNR NATIONAL WEATHER SERVICE DES MOINES IA 825 AM CDT WED JUN 1 2011 FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON JUNE 01. 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 ACROSS CENTRAL IOWA WILL RESULT IN LIGHT AND VARIABLE WINDS EARLY THIS MORNING THEN GRADUALLY SWITCHING TO THE SOUTHEAST OVER THE FIRST FEW HOURS OF THE PLANNED BURN TIME. THE WIND WILL THEN REMAIN OUT OF THE SOUTHEAST THE REMAINDER OF THE DAY WITH A FEW GUSTS OF 15 TO 20 MPH. MIXING HEIGHTS AND VENTILATION RATES WILL BE GOOD BY EARLY THIS AFTERNOON. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT). MAX TEMPERATURE.....AROUND 77. MIN HUMIDITY........38 PERCENT. EYE LEVEL WINDS.....NORTHWEST WINDS AROUND 5 MPH SHIFTING TO THE SOUTHEAST 5 TO 8 MPH LATE IN THE MORNING. WIND (20 FT)........NORTHWEST WINDS AROUND 8 MPH SHIFTING TO THE SOUTHEAST 7 TO 10 MPH LATE IN THE MORNING. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1700 FT AGL INCREASING TO 4300 FT AGL IN THE LATE MORNING AND AFTERNOON. MIXING WINDS........NORTH 7 TO 9 MPH SHIFTING TO THE SOUTH 5 TO 14 MPH LATE IN THE MORNING...THEN INCREASING TO AROUND 16 MPH LATE IN THE AFTERNOON. TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........20 21 21 24 29 34 39 44 WEATHER COV..... WEATHER TYPE.... TSTM COV........ TEMP............67 70 72 74 75 76 76 76 RH..............43 41 38 38 38 40 43 45 20 FT WIND DIR..W S S S SE SE SE SE 20 FT WIND SPD..8 7 7 7 8 9 10 10 20 FT WIND GUST.10 10 10 15 EYE LVL WND DIR.W S S S SE SE SE SE EYE LVL WND SPD.6 5 5 5 6 6 7 7 EYE LVL WND GST.10 10 10 15 HAINES INDEX....4 5 5 5 5 5 5 5 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING...THEN SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. MIN TEMPERATURE.....AROUND 64. MAX HUMIDITY........89 PERCENT. EYE LEVEL WINDS.....SOUTHEAST WINDS 6 TO 10 MPH. WIND (20 FT)........SOUTHEAST WINDS 8 TO 14 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......4400 FT AGL DECREASING TO 1900 FT AGL EARLY IN THE EVENING. MIXING WINDS........SOUTHEAST 8 TO 17 MPH. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........47 59 74 86 88 91 WEATHER COV.....CHANCE CHANCE CHANCE DEFNTE DEFNTE DEFNTE WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TSTM COV........CHANCE CHANCE CHANCE DEFNTE DEFNTE DEFNTE TEMP............75 72 69 68 66 65 RH..............50 58 66 72 80 89 20 FT WIND......SE 10 E 9 E 8 E 9 SE 10 SE 13 20 FT WIND GUST.15 10 10 10 15 15 EYE LEVEL WIND..SE 7 E 6 E 6 E 6 SE 7 SE 9 EYE LVL WND GST.15 10 10 10 15 15 HAINES INDEX....5 4 3 3 3 3 $$ FORECASTER...DONAVON REQUESTED BY...DAVE WHITE TYPE OF REQUEST...PRESCRIBED .TAG 20110601.ANDER.01/DMX