FNUS73 KDMX 082101 FWSDMX SPOT FORECAST FOR LOWER MORSE...IA DNR NATIONAL WEATHER SERVICE DES MOINES IA 401 PM CDT SUN APR 8 2012 FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON APRIL 09. 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... A COLD FRONT WILL PASS THROUGH THE STATE TONIGHT WITH WINDS BECOMING NORTHWEST OVERNIGHT. THESE WINDS WILL QUICKLY INCREASE ON MONDAY AS MIXING IN THE BOUNDARY LAYER DEEPENS. FIRE DANGER WILL BE QUITE HIGH AS THE RELATIVE HUMIDITY DROPS INTO THE MID TO UPPER 20S ALONG WITH THE STRONG WINDS. THE STRONG NORTHWEST WINDS ARE ALSO EXPECTED ON TUESDAY. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT). PATCHY FROST LATE IN THE NIGHT. TEMPERATURE.........MIN 33. RH..................MAX 67 PERCENT. EYE LEVEL WINDS.....NORTHWEST WINDS 6 TO 15 MPH DECREASING TO 5 TO 8 MPH IN THE LATE EVENING AND OVERNIGHT. HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......8600 FT AGL DECREASING TO 300 FT AGL. MIXING WINDS........NORTHWEST 21 TO 25 MPH BECOMING WEST 7 TO 15 MPH EARLY IN THE EVENING. SMOKE DISPERSAL.....GOOD TO EXCELLENT (38700-188900 KNOT-FT) DECREASING TO POOR TO POOR (1500-2300 KNOT-FT) IN THE LATE EVENING AND OVERNIGHT. WIND (20 FT)........NORTHWEST WINDS 6 TO 15 MPH DECREASING TO 5 TO 8 MPH IN THE LATE EVENING AND OVERNIGHT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........47 21 11 7 11 13 WEATHER COV..... PATCHY WEATHER TYPE....NONE NONE NONE NONE NONE FROST TSTM COV........ TEMP............62 53 48 44 40 38 RH..............23 33 42 51 57 62 20 FT WIND......NW 15 NW 8 NW 5 W 6 W 7 W 8 20 FT WIND GUST.20 10 10 EYE LEVEL WIND..NW 11 NW 6 NW 4 W 4 W 5 W 6 EYE LVL WND GST.20 10 10 MIX HGT (FT)....8600 3000 300 300 300 300 MIXNG WIND......W 25 NW 15 NW 8 W 8 W 7 W 7 HAINES INDEX....5 6 6 6 6 6 .MONDAY... SKY/WEATHER.........SUNNY (15-25 PERCENT). TEMPERATURE.........44 AT IGNITION...MAX 56. RH..................41 PERCENT AT IGNITION...MIN 24 PERCENT. EYE LEVEL WINDS.....NORTHWEST WINDS 10 TO 18 MPH INCREASING TO 20 TO 23 MPH IN THE LATE MORNING AND AFTERNOON. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1900 FT AGL INCREASING TO 6900 FT AGL. MIXING WINDS........NORTHWEST 10 TO 15 MPH INCREASING TO 28 TO 36 MPH. SMOKE DISPERSAL.....POOR TO GOOD (2300-36700 KNOT-FT) INCREASING TO EXCELLENT TO EXCELLENT (156700-191000 KNOT-FT). WIND (20 FT)........WINDS NORTHWEST AT 18 MPH AT IGNITION...OTHERWISE NORTHWEST WINDS 10 TO 18 MPH INCREASING TO 20 TO 23 MPH IN THE LATE MORNING AND AFTERNOON. TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........15 15 14 14 15 17 18 19 20 21 22 23 WEATHER COV..... WEATHER TYPE.... TSTM COV........ TEMP............36 37 41 44 47 49 51 53 54 55 54 53 RH..............67 61 48 41 35 33 29 27 25 24 25 25 20 FT WIND DIR..NW NW NW NW NW NW NW NW NW NW NW NW 20 FT WIND SPD..10 13 15 18 21 22 23 23 23 22 21 20 20 FT WIND GUST.15 15 20 25 30 30 30 30 30 30 30 30 EYE LVL WND DIR.NW NW NW NW NW NW NW NW NW NW NW NW EYE LVL WND SPD.7 9 11 13 15 16 16 16 16 16 15 14 EYE LVL WND GST.15 15 20 25 30 30 30 30 30 30 30 30 MIX HGT (KFT)...0.3 1.1 1.9 2.8 3.9 5.0 6.1 6.3 6.6 6.9 6.6 6.4 MIXNG WIND DIR..NW NW NW NW NW NW NW NW NW NW NW NW MIXNG WIND SPD..10 15 22 28 32 35 36 35 32 30 29 28 HAINES INDEX....5 5 4 4 4 3 3 3 4 4 4 4 .MONDAY NIGHT... SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT). AREAS OF FROST AFTER MIDNIGHT. TEMPERATURE.........MIN 28. RH..................MAX 66 PERCENT. EYE LEVEL WINDS.....NORTH WINDS 9 TO 18 MPH DECREASING TO 7 TO 8 MPH AFTER MIDNIGHT. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......6200 FT AGL DECREASING TO 2500 FT AGL EARLY IN THE EVENING. MIXING WINDS........NORTHWEST 18 TO 26 MPH DECREASING TO 6 TO 15 MPH IN THE LATE EVENING AND OVERNIGHT. SMOKE DISPERSAL.....GOOD TO EXCELLENT (41800-142100 KNOT-FT) DECREASING TO POOR TO POOR (3600-9600 KNOT-FT) IN THE LATE EVENING AND OVERNIGHT. WIND (20 FT)........NORTH WINDS 9 TO 18 MPH DECREASING TO 7 TO 8 MPH AFTER MIDNIGHT. TIME (CDT) 7 PM 10 PM 1 AM 4 AM SKY (%).........24 21 18 16 WEATHER COV..... AREAS WEATHER TYPE....NONE NONE NONE FROST TSTM COV........ TEMP............51 42 37 33 RH..............27 39 50 58 20 FT WIND......NW 18G25 NW 13G15 N 9G10 N 7 EYE LEVEL WIND..NW 13G25 NW 9G15 N 6G10 N 5 MIX HGT (FT)....6200 700 800 800 MIXNG WIND......NW 26 N 15 N 8 NW 7 HAINES INDEX....4 4 4 3 .TUESDAY... SKY/WEATHER.........SUNNY (5-15 PERCENT). AREAS OF FROST EARLY IN THE MORNING. TEMPERATURE.........MAX 50. RH..................MIN 29 PERCENT. EYE LEVEL WINDS.....NORTHWEST WINDS 8 TO 17 MPH INCREASING TO 17 TO 20 MPH IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1900 FT AGL INCREASING TO 5800 FT AGL. MIXING WINDS........NORTHWEST 7 TO 13 MPH INCREASING TO 21 TO 28 MPH EARLY IN THE MORNING. SMOKE DISPERSAL.....POOR TO GOOD (4700-53900 KNOT-FT) INCREASING TO EXCELLENT TO EXCELLENT (95800-122700 KNOT-FT) IN THE LATE MORNING AND AFTERNOON. WIND (20 FT)........NORTHWEST WINDS 8 TO 17 MPH INCREASING TO 17 TO 20 MPH IN THE AFTERNOON. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........13 13 13 13 12 11 WEATHER COV.....AREAS WEATHER TYPE....FROST NONE NONE NONE NONE NONE TSTM COV........ TEMP............30 35 41 45 48 48 RH..............66 52 39 32 29 30 20 FT WIND......N 8 NW 10 NW 15 NW 20 NW 20 NW 18 20 FT WIND GUST.10 15 20 30 30 25 EYE LEVEL WIND..N 6 NW 7 NW 11 NW 14 NW 14 NW 13 EYE LVL WND GST.10 15 20 30 30 25 MIX HGT (FT)....800 3000 4500 5300 5600 5500 MIXNG WIND......NW 7 NW 21 NW 28 NW 26 NW 25 NW 24 HAINES INDEX....3 3 3 3 3 3 $$ FORECASTER...COGIL REQUESTED BY...TODD WALROD TYPE OF REQUEST...PRESCRIBED .TAG 20120409.LOWER.01/DMX