FNUS73 KDMX 301336 FWSDMX SPOT FORECAST FOR CREEDEN PRAIRIE...FRANKLIN COUNTY CONSERVATION NATIONAL WEATHER SERVICE DES MOINES IA 836 AM CDT TUE APR 30 2013 FORECAST IS BASED ON IGNITION TIME OF 1130 CDT ON APRIL 30. 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... GUSTY SOUTHWEST WINDS THIS MORNING WILL GRADUALLY DIMINISH THROUGH THE DAY TODAY AS A COLD FRONT APPROACHES FROM THE WEST. THE BOUNDARY WILL PASS THROUGH THE AREA MID TO LATE THIS AFTERNOON WITH THE WIND BECOMING WEST TO NORTHWEST. SMOKE DISPERSION WILL REMAIN EXCELLENT THROUGH MUCH OF THE DAY AS MIXING HEIGHTS INCREASE TO OVER 5 KFT BY THIS AFTERNOON. THUNDERSTORMS WILL DEVELOP IN THE VICINITY BY LATE THIS AFTERNOON AND CONTINUE THROUGH THE EVENING. MUCH COOLER WITH NORTHERLY WINDS ARE EXPECTED THE REMAINDER OF THE WEEK. .TODAY... SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 79. MIN HUMIDITY........44 PERCENT. EYE LEVEL WINDS.....SOUTHWEST WINDS 14 TO 23 MPH SHIFTING TO THE NORTHWEST 9 TO 13 MPH IN THE AFTERNOON. HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......3100 FT AGL INCREASING TO 5900 FT AGL LATE IN THE MORNING...THEN INCREASING TO 6900 FT AGL EARLY IN THE AFTERNOON DECREASING TO 4800 FT AGL LATE IN THE AFTERNOON. MIXING WINDS........SOUTHWEST 22 TO 30 MPH DECREASING TO 9 TO 17 MPH EARLY IN THE AFTERNOON...THEN SHIFTING TO THE WEST AROUND 7 MPH LATE IN THE AFTERNOON SHIFTING TO THE NORTHWEST AROUND 5 MPH LATE IN THE AFTERNOON. SMOKE DISPERSAL.....FAIR TO EXCELLENT (19600-81300 KNOT-FT). WIND (20 FT)........SOUTHWEST WINDS 14 TO 23 MPH SHIFTING TO THE NORTHWEST 9 TO 13 MPH IN THE AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE AFTERNOON. TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........51 54 56 59 66 69 74 85 WEATHER COV..... SCH CHC CHC CHC WEATHER TYPE.... RW RW RW RW TSTM COV........ SCH CHC CHC CHC TEMP............72 74 76 77 78 78 76 75 RH..............60 56 54 50 46 44 46 46 20 FT WIND DIR..SW SW W W W W NW NW 20 FT WIND SPD..22 18 15 13 10 9 9 10 20 FT WIND GUST.30 25 20 15 15 10 10 15 EYE LVL WND DIR.SW SW W W W W NW NW EYE LVL WND SPD.16 13 11 9 7 6 6 7 EYE LVL WND GST.30 25 20 15 15 10 10 15 MIX HGT (KFT)...3.1 4.2 5.3 5.9 6.4 6.9 5.9 4.8 MIXNG WIND DIR..SW W W W SW SW W NW MIXNG WIND SPD..26 22 17 14 12 9 7 5 HAINES INDEX....4 3 3 3 3 3 3 3 .TONIGHT... SKY/WEATHER.........CLOUDY (90-100 PERCENT). SHOWERS AND THUNDERSTORMS LIKELY IN THE EVENING...THEN CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. RAIN SHOWERS LIKELY AND ISOLATED THUNDERSTORMS AFTER MIDNIGHT. MIN TEMPERATURE.....AROUND 46. MAX HUMIDITY........98 PERCENT. EYE LEVEL WINDS.....NORTH WINDS 9 TO 14 MPH. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......3800 FT AGL DECREASING TO 1700 FT AGL EARLY IN THE EVENING. MIXING WINDS........NORTH 6 TO 13 MPH INCREASING TO NORTHEAST 26 TO 29 MPH. SMOKE DISPERSAL.....POOR TO FAIR (4300-21000 KNOT-FT). WIND (20 FT)........NORTH WINDS 9 TO 14 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........90 93 97 100 99 97 WEATHER COV.....LIKELY LIKELY LIKELY CHANCE LIKELY LIKELY WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TSTM COV........LIKELY LIKELY LIKELY CHANCE ISOLTD ISOLTD TEMP............72 67 60 54 50 47 RH..............49 55 67 79 88 98 20 FT WIND......N 10 N 9 N 9 N 12 N 13 N 14 20 FT WIND GUST.15 15 15 15 20 20 EYE LEVEL WIND..N 7 N 6 N 6 N 9 N 9 N 10 EYE LVL WND GST.15 15 15 15 20 20 MIX HGT (FT)....3800 1700 600 300 300 400 MIXNG WIND......N 6 N 13 N 17 N 20 N 26 N 29 HAINES INDEX....3 3 3 3 3 3 $$ FORECASTER...DONAVON REQUESTED BY...JASON GOODER TYPE OF REQUEST...PRESCRIBED .TAG 20130430.CREED.01/DMX