FNUS73 KDMX 291321 FWSDMX SPOT FORECAST FOR DUNBAR...USFWS NATIONAL WEATHER SERVICE DES MOINES IA 821 AM CDT THU MAR 29 2012 FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON MARCH 29. 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... SCATTERED LIGHT SHOWERS MAY AFFECT THE AREA THIS MORNING BUT ANY RAINFALL AMOUNTS WOULD BE LIGHT. A WEAK FRONTAL SYSTEM OVER THE DAKOTAS AND NEBRASKA WILL MOVE SLOWLY EASTWARD AND MAY TRIGGER ADDITIONAL STRONGER THUNDERSTORMS BY LATE AFTERNOON AND STATEWIDE LATER TONIGHT. FAIR AND MILD WEATHER WILL RETURN FOR FRIDAY AND THE WEEKEND. .TODAY... SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). ISOLATED SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING. SCATTERED SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 66. MIN HUMIDITY........58 PERCENT. EYE LEVEL WINDS.....SOUTHEAST WINDS 12 TO 18 MPH. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......3000 FT AGL. MIXING WINDS........SOUTHEAST 18 TO 26 MPH INCREASING TO 25 TO 28 MPH EARLY IN THE AFTERNOON. SMOKE DISPERSAL.....FAIR TO EXCELLENT (20500-76800 KNOT-FT). WIND (20 FT)........SOUTHEAST WINDS 12 TO 18 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON. TIME (CDT) 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........82 82 82 82 81 81 81 WEATHER COV..... SCT SCT SCT SCT SCT SCT WEATHER TYPE.... RW RW RW RW RW RW TSTM COV........ SCT SCT SCT SCT SCT SCT TEMP............60 62 63 64 65 65 64 RH..............63 61 60 59 58 58 63 20 FT WIND DIR..SE SE SE SE SE SE SE 20 FT WIND SPD..18 18 18 17 16 15 14 20 FT WIND GUST.25 25 25 25 25 20 20 EYE LVL WND DIR.SE SE SE SE SE SE SE EYE LVL WND SPD.13 13 13 12 11 11 10 EYE LVL WND GST.25 25 25 25 25 20 20 MIX HGT (KFT)...2.0 2.0 2.3 2.7 3.0 2.1 1.3 MIXNG WIND DIR..SE SE SE SE SE SE SE MIXNG WIND SPD..26 25 26 28 28 26 25 HAINES INDEX....3 3 3 3 3 3 3 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) THEN BECOMING PARTLY CLOUDY (35-45 PERCENT). PERIODS OF SHOWERS AND THUNDERSTORMS IN THE EVENING...THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. MIN TEMPERATURE.....AROUND 50. MAX HUMIDITY........95 PERCENT. EYE LEVEL WINDS.....EAST WINDS 5 TO 12 MPH SHIFTING TO THE NORTHWEST 5 TO 10 MPH LATE IN THE EVENING. WIND (20 FT)........EAST WINDS 5 TO 12 MPH SHIFTING TO THE NORTHWEST 5 TO 10 MPH LATE IN THE EVENING. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........81 81 82 82 66 45 WEATHER COV.....PERIOD PERIOD PERIOD S CHC S CHC S CHC WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TSTM COV........PERIOD PERIOD PERIOD S CHC S CHC S CHC TEMP............63 61 59 57 56 53 RH..............65 70 78 83 85 88 20 FT WIND......SE 12 SE 7 E 5 NW 6 NW 9 NW 10 20 FT WIND GUST.15 10 15 EYE LEVEL WIND..SE 9 SE 5 E 4 NW 4 NW 6 NW 7 EYE LVL WND GST.15 10 15 .FRIDAY... SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT). MAX TEMPERATURE.....AROUND 72. MIN HUMIDITY........37 PERCENT. EYE LEVEL WINDS.....NORTH WINDS 5 TO 10 MPH BECOMING LIGHT. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2000 FT AGL INCREASING TO 5300 FT AGL. MIXING WINDS........NORTHWEST 14 TO 23 MPH DECREASING TO 7 TO 10 MPH LATE IN THE AFTERNOON. SMOKE DISPERSAL.....POOR TO GOOD (5000-56900 KNOT-FT) INCREASING TO FAIR TO EXCELLENT (27900-73000 KNOT-FT) IN THE AFTERNOON. WIND (20 FT)........NORTH WINDS 5 TO 10 MPH BECOMING LIGHT. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........29 26 24 24 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TSTM COV........ TEMP............50 58 66 71 RH..............95 66 45 38 20 FT WIND......NW 9G10 NW 10G15 NW 9G10 NW 6 EYE LEVEL WIND..NW 6G10 NW 7G15 NW 6G10 NW 4G5 MIX HGT (FT)....300 2000 4800 5300 MIXNG WIND......NW 23 NW 16 NW 17 NW 14 HAINES INDEX....4 4 5 4 $$ FORECASTER...SMALL REQUESTED BY...DAN PAULSON TYPE OF REQUEST...PRESCRIBED .TAG 20120329.DUNBA.01/DMX