FNUS73 KDMX 231303 FWSDMX SPOT FORECAST FOR PILOT KNOB...USFWS NATIONAL WEATHER SERVICE DES MOINES IA 803 AM CDT MON APR 23 2012 FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON APRIL 23. 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... AREAS OF FOG AND LOW CLOUDS EARLY THIS MORNING WILL BURN OFF BY 9 AM. THEREAFTER...NORTHWEST BREEZES WILL INCREASE TO 10 TO 15 MPH LATER IN THE DAY WITH RELATIVE HUMIDITY FALLING TO 30 TO 40 PERCENT BY THE AFTERNOON. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). MAX TEMPERATURE.....AROUND 63. MIN HUMIDITY........38 PERCENT. EYE LEVEL WINDS.....LIGHT WINDS BECOMING NORTHWEST 6 TO 12 MPH. MIXING HEIGHT.......2000 FT AGL INCREASING TO 7300 FT AGL. MIXING WINDS........NORTHWEST 9 TO 14 MPH. SMOKE DISPERSAL.....POOR TO EXCELLENT (2000-63000 KNOT-FT) INCREASING TO EXCELLENT TO EXCELLENT (66000-87700 KNOT-FT) IN THE AFTERNOON. WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST 6 TO 12 MPH. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........28 34 41 43 44 46 49 51 53 WEATHER COV..... WEATHER TYPE.... TSTM COV........ TEMP............49 52 55 57 59 61 62 62 62 RH..............61 54 51 47 44 41 39 38 38 20 FT WIND DIR..NW NW NW NW NW NW NW NW NW 20 FT WIND SPD..9 10 10 10 12 12 12 10 9 20 FT WIND GUST.10 15 15 15 15 15 15 10 EYE LVL WND DIR.NW NW NW NW NW NW NW NW NW EYE LVL WND SPD.6 7 7 7 9 9 9 7 6 EYE LVL WND GST.10 15 15 15 15 15 15 10 MIX HGT (KFT)...2.9 4.2 5.5 6.8 6.9 7.1 7.3 6.9 6.4 MIXNG WIND DIR..N N N N N N NW NW NW MIXNG WIND SPD..12 13 13 14 14 14 14 13 12 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING PARTLY CLOUDY (40-50 PERCENT). MIN TEMPERATURE.....AROUND 42. MAX HUMIDITY........82 PERCENT. EYE LEVEL WINDS.....WEST WINDS 5 TO 8 MPH EARLY IN THE EVENING BECOMING LIGHT...THEN BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT. MIXING HEIGHT.......6000 FT AGL DECREASING TO 2200 FT AGL EARLY IN THE EVENING. MIXING WINDS........WEST 8 TO 10 MPH SHIFTING TO THE SOUTH 6 TO 8 MPH EARLY IN THE EVENING. SMOKE DISPERSAL.....FAIR TO GOOD (13000-54300 KNOT-FT) DECREASING TO POOR TO POOR (1200-1700 KNOT-FT) IN THE LATE EVENING AND OVERNIGHT. WIND (20 FT)........WEST WINDS 5 TO 8 MPH EARLY IN THE EVENING BECOMING LIGHT...THEN BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........54 55 55 56 51 43 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TSTM COV........ TEMP............61 56 52 48 45 43 RH..............39 47 54 63 73 79 20 FT WIND......NW 8 SW 5 SW 3 S 3 S 5 S 5 20 FT WIND GUST.10 5 5 EYE LEVEL WIND..NW 6 SW 4 SW 2 S 2 S 4 S 4 EYE LVL WND GST.10 5 5 MIX HGT (FT)....6000 2200 300 300 300 300 MIXNG WIND......NW 10 SW 7 S 6 S 7 S 7 S 7 .TUESDAY... SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). MAX TEMPERATURE.....AROUND 74. MIN HUMIDITY........39 PERCENT. EYE LEVEL WINDS.....SOUTHEAST WINDS 5 TO 7 MPH. MIXING HEIGHT.......2000 FT AGL INCREASING TO 4700 FT AGL EARLY IN THE AFTERNOON...THEN INCREASING TO 5700 FT AGL LATE IN THE AFTERNOON DECREASING TO 2100 FT AGL LATE IN THE AFTERNOON. MIXING WINDS........NORTHWEST 5 TO 10 MPH. SMOKE DISPERSAL.....POOR TO GOOD (1000-51100 KNOT-FT). WIND (20 FT)........SOUTHEAST WINDS 5 TO 7 MPH. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........38 38 37 39 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TSTM COV........ TEMP............43 55 68 73 RH..............79 59 42 40 20 FT WIND......S 5 SE 5 SE 7 S 5 EYE LEVEL WIND..S 4G5 SE 4G5 SE 5 S 4G5 MIX HGT (FT)....300 300 2900 5700 MIXNG WIND......S 8 W 5 N 8 NW 10 $$ FORECASTER...SMALL REQUESTED BY...TODD FREEMAN TYPE OF REQUEST...PRESCRIBED .TAG 20120423.PILOT.01/DMX