FNUS73 KDMX 020913 FWSDMX SPOT FORECAST FOR ELKHART...IOWA DNR-USFWS NATIONAL WEATHER SERVICE DES MOINES IA 413 AM CDT SAT APR 2 2011 FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON APRIL 02. 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... SURFACE HIGH PRESSURE OVER THE PLAINS THIS MORNING WILL REACH CENTRAL IOWA BY MIDDAY BEFORE EXITING INTO ILLINOIS BY EARLY THIS EVENING. THIS WILL ALLOW FOR PLENTY OF SUNSHINE INITIALLY FOLLOWED BY PARTLY TO MOSTLY CLOUDY SKIES LATER IN THE DAY. WINDS WILL BE RELATIVELY LIGHT AND VARIABLE...MUCH LESS THAN ON FRIDAY. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT). MAX TEMPERATURE.....AROUND 60. MIN HUMIDITY........37 PERCENT. EYE LEVEL WINDS.....WEST WINDS 5 TO 6 MPH SHIFTING TO THE SOUTH AROUND 6 MPH EARLY IN THE AFTERNOON. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1500 FT AGL INCREASING TO 5400 FT AGL. MIXING WINDS........SOUTH 6 TO 15 MPH. SMOKE DISPERSAL.....GOOD (57300 KNOT-FT). WIND (20 FT)........WEST WINDS 5 TO 6 MPH SHIFTING TO THE SOUTH AROUND 6 MPH EARLY IN THE AFTERNOON. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........47 51 56 58 58 59 60 61 62 WEATHER COV..... WEATHER TYPE.... TEMP............45 49 52 54 56 58 59 59 58 RH..............65 56 48 45 42 39 37 39 40 20 FT WIND DIR..NW NW NW NW W SW S S S 20 FT WIND SPD..5 5 5 4 4 5 5 5 5 20 FT WIND GUST.10 5 5 EYE LVL WND DIR.NW NW NW NW W SW S S S EYE LVL WND SPD.5 5 5 4 4 5 5 5 5 EYE LVL WND GST.10 5 5 MIX HGT (KFT)...1.5 2.5 3.4 4.4 4.7 5.0 5.4 4.7 4.0 MIXNG WIND DIR..NW NW NW NW W W SW SW S MIXNG WIND SPD..12 14 15 15 12 8 6 7 9 HAINES INDEX....4 4 5 5 5 5 5 5 5 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). SLIGHT CHANCE OF RAIN SHOWERS AND ISOLATED THUNDERSTORMS AFTER MIDNIGHT. MIN TEMPERATURE.....AROUND 46. MAX HUMIDITY........89 PERCENT. EYE LEVEL WINDS.....SOUTH WINDS 6 TO 15 MPH. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......3300 FT AGL DECREASING TO 700 FT AGL IN THE LATE EVENING AND OVERNIGHT. MIXING WINDS........SOUTHEAST 12 TO 21 MPH INCREASING TO 20 TO 24 MPH AFTER MIDNIGHT. SMOKE DISPERSAL.....MARGINAL (33100 KNOT-FT). WIND (20 FT)........SOUTH WINDS 6 TO 15 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS AFTER MIDNIGHT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........62 63 65 66 70 74 WEATHER COV..... S CHC S CHC S CHC WEATHER TYPE....NONE NONE NONE RNSHWR RNSHWR RNSHWR TEMP............57 54 52 51 49 48 RH..............43 50 56 61 71 80 20 FT WIND......S 5 S 7 SE 10 SE 10 S 11 S 12 20 FT WIND GUST.10 15 20 25 25 25 EYE LEVEL WIND..S 5 S 7 SE 10 SE 10 S 11 S 12 EYE LEVEL WIND..10 15 20 25 25 25 MIX HGT (FT)....3300 1600 700 600 400 300 MIXNG WIND......SE 12 SE 12 SE 16 SE 24 SE 22 SE 21 HAINES INDEX....5 4 3 3 3 3 $$ FORECASTER...SMALL REQUESTED BY...RYAN TYPE OF REQUEST...PRESCRIBED .TAG 20110402.ELKHA.01/DMX