FNUS73 KDMX 261051 FWSDMX SPOT FORECAST FOR DUNBAR SLOUGH...USFWS NATIONAL WEATHER SERVICE DES MOINES IA 551 AM CDT FRI APR 26 2013 FORECAST IS BASED ON IGNITION TIME OF 1300 CDT ON APRIL 26. 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... SOUTHWEST WINDS EXPECTED TODAY WITH SOME MID TO HIGH CLOUDINESS SPREADING OVERHEAD. LITTLE THREAT FOR ANY PRECIPITATION. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT). TEMPERATURE.........65 AT IGNITION...MAX 69. RH..................50 PERCENT AT IGNITION...MIN 47 PERCENT. EYE LEVEL WINDS.....SOUTHWEST WINDS 13 TO 20 MPH. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1900 FT AGL INCREASING TO 6200 FT AGL. MIXING WINDS........SOUTH 14 TO 18 MPH SHIFTING TO THE SOUTHWEST 20 TO 29 MPH DURING THE MORNING...THEN DECREASING TO 14 TO 18 MPH EARLY IN THE AFTERNOON. SMOKE DISPERSAL.....GOOD (34000 KNOT-FT) INCREASING TO EXCELLENT (103700 KNOT-FT) IN THE AFTERNOON. WIND (20 FT)........WINDS SOUTHWEST AT 17 MPH AT IGNITION...OTHERWISE SOUTHWEST WINDS 13 TO 20 MPH. TIME (CDT) 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........45 46 49 50 51 52 WEATHER COV..... WEATHER TYPE.... TSTM COV........ TEMP............65 66 66 67 66 65 RH..............50 48 48 47 48 50 20 FT WIND DIR..SW SW SW SW SW S 20 FT WIND SPD..17 16 16 15 14 13 20 FT WIND GUST.20 20 20 15 15 EYE LVL WND DIR.SW SW SW SW SW S EYE LVL WND SPD.12 11 11 11 10 9 EYE LVL WND GST.20 20 20 15 15 MIX HGT (KFT)...5.4 5.7 6.0 6.2 5.4 4.6 MIXNG WIND DIR..SW SW SW SW SW SW MIXNG WIND SPD..22 20 18 16 15 14 HAINES INDEX....3 3 3 3 3 3 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (45-55 PERCENT) THEN BECOMING PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING MOSTLY CLOUDY (50-60 PERCENT). TEMPERATURE.........MIN 46. RH..................MAX 96 PERCENT. EYE LEVEL WINDS.....SOUTH WINDS 5 TO 12 MPH UNTIL EARLY MORNING BECOMING LIGHT...THEN BECOMING SOUTH AROUND 5 MPH EARLY IN THE MORNING. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......3800 FT AGL DECREASING TO 1500 FT AGL EARLY IN THE EVENING. MIXING WINDS........SOUTHWEST 7 TO 15 MPH. SMOKE DISPERSAL.....POOR TO GOOD (1500-42800 KNOT-FT). WIND (20 FT)........SOUTH WINDS 5 TO 12 MPH UNTIL EARLY MORNING BECOMING LIGHT...THEN BECOMING SOUTH AROUND 5 MPH EARLY IN THE MORNING. TIME (CDT) 7 PM 10 PM 1 AM 4 AM SKY (%).........52 50 53 59 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TSTM COV........ TEMP............64 55 51 48 RH..............52 74 83 86 20 FT WIND......S 12G15 S 9G10 S 7 S 5 EYE LEVEL WIND..S 9G15 S 6G10 S 5 S 4G5 MIX HGT (FT)....3800 300 300 300 MIXNG WIND......SW 13 S 8 S 15 SW 13 HAINES INDEX....3 3 3 3 .SATURDAY... SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). TEMPERATURE.........MAX 68. RH..................MIN 49 PERCENT. EYE LEVEL WINDS.....SOUTH WINDS 5 TO 7 MPH. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1300 FT AGL INCREASING TO 7200 FT AGL. MIXING WINDS........SOUTH 3 TO 5 MPH. SMOKE DISPERSAL.....POOR TO FAIR (1000-21600 KNOT-FT). WIND (20 FT)........SOUTH WINDS 5 TO 7 MPH. TIME (CDT) 7 AM 11 AM 3 PM SKY (%).........61 49 39 WEATHER COV..... WEATHER TYPE....NONE NONE NONE TSTM COV........ TEMP............47 60 67 RH..............93 64 50 20 FT WIND......S 5 S 7 S 6 EYE LEVEL WIND..S 4G5 S 5 S 4G5 MIX HGT (FT)....300 2900 6800 MIXNG WIND......S 5 S 3 S 3 HAINES INDEX....3 3 3 $$ FORECASTER...COGIL REQUESTED BY...DAN PAULSON TYPE OF REQUEST...PRESCRIBED .TAG 20130426.DUNBA.01/DMX