FNUS73 KDMX 051233 FWSDMX SPOT FORECAST FOR DICKENS-FERGUSON...IA-DNR/USFWS NATIONAL WEATHER SERVICE DES MOINES IA 733 AM CDT THU APR 5 2012 FORECAST IS BASED ON IGNITION TIME OF 0900 CDT ON APRIL 05. 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 LOW PRESSURE SYSTEM SOUTH OF IOWA WILL CONITNUE TO MOVE TO THE EAST. SOME LIGHT SPRINKLES WILL BE POSSIBLE THIS MORNING ACROSS FAR SOUTHERN IOW UNTIL THE LOW SHIFTS FAR ENOUGH EAST. SURFACE WIND FLOW WILL BE OUT OF THE EAST AT 10 TO 20 MPH. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT). MAX TEMPERATURE.....AROUND 61. MIN HUMIDITY........25 PERCENT. EYE LEVEL WINDS.....EAST WINDS 12 TO 17 MPH. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1700 FT AGL INCREASING TO 3800 FT AGL LATE IN THE MORNING...THEN INCREASING TO 6100 FT AGL EARLY IN THE AFTERNOON DECREASING TO 4100 FT AGL LATE IN THE AFTERNOON. MIXING WINDS........EAST 16 TO 23 MPH. SMOKE DISPERSAL.....POOR TO EXCELLENT (3900-72100 KNOT-FT) INCREASING TO GOOD TO EXCELLENT (32400-91000 KNOT-FT) IN THE AFTERNOON. WIND (20 FT)........EAST WINDS 12 TO 17 MPH. TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........30 26 24 18 16 14 10 9 9 10 WEATHER COV..... WEATHER TYPE.... TSTM COV........ TEMP............46 49 52 54 57 59 61 61 59 58 RH..............47 42 38 34 30 28 25 25 28 30 20 FT WIND DIR..E E E E E E E E E E 20 FT WIND SPD..13 14 15 15 16 16 17 16 15 13 20 FT WIND GUST.15 20 20 20 25 25 25 25 20 15 EYE LVL WND DIR.E E E E E E E E E E EYE LVL WND SPD.9 10 11 11 11 11 12 11 11 9 EYE LVL WND GST.15 20 20 20 25 25 25 25 20 15 MIX HGT (KFT)...1.7 2.4 3.1 3.8 4.4 5.0 5.5 6.1 4.1 2.2 MIXNG WIND DIR..E E E E E E E E E E MIXNG WIND SPD..21 23 23 22 21 20 18 17 17 17 HAINES INDEX....4 4 4 4 4 4 4 4 4 3 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT). PATCHY FROST EARLY IN THE MORNING. MIN TEMPERATURE.....AROUND 32. MAX HUMIDITY........75 PERCENT. EYE LEVEL WINDS.....EAST WINDS 6 TO 10 MPH. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......500 FT AGL. MIXING WINDS........EAST 9 TO 16 MPH DECREASING TO 5 TO 6 MPH EARLY IN THE MORNING. SMOKE DISPERSAL.....POOR TO POOR (1100-6000 KNOT-FT). WIND (20 FT)........EAST WINDS 6 TO 10 MPH. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........11 12 7 5 6 7 WEATHER COV..... PATCHY WEATHER TYPE....NONE NONE NONE NONE NONE FROST TSTM COV........ TEMP............56 47 44 41 38 36 RH..............34 51 62 70 73 72 20 FT WIND......E 10 E 10 E 9 E 8 E 8 E 7 20 FT WIND GUST.15 15 10 10 10 10 EYE LEVEL WIND..E 7 E 7 E 6 E 6 E 6 E 5 EYE LVL WND GST.15 15 10 10 10 10 MIX HGT (FT)....300 300 300 500 300 300 MIXNG WIND......E 16 E 12 E 12 E 15 E 9 E 5 HAINES INDEX....3 3 3 4 3 3 .FRIDAY... SKY/WEATHER.........SUNNY (5-15 PERCENT). MAX TEMPERATURE.....AROUND 61. MIN HUMIDITY........35 PERCENT. EYE LEVEL WINDS.....SOUTHEAST WINDS 6 TO 13 MPH. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1600 FT AGL INCREASING TO 5500 FT AGL. MIXING WINDS........SOUTHEAST 7 TO 16 MPH INCREASING TO AROUND 17 MPH LATE IN THE AFTERNOON. SMOKE DISPERSAL.....POOR TO GOOD (1500-49600 KNOT-FT) INCREASING TO GOOD TO EXCELLENT (59600-78200 KNOT-FT) IN THE AFTERNOON. WIND (20 FT)........SOUTHEAST WINDS 6 TO 13 MPH. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........8 10 12 14 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TSTM COV........ TEMP............34 45 56 61 RH..............75 58 43 35 20 FT WIND......E 6G10 E 8G10 SE 10G15 SE 13G15 EYE LEVEL WIND..E 4G10 E 6G10 SE 7G15 SE 9G15 MIX HGT (FT)....300 2300 5000 5500 MIXNG WIND......E 7 E 14 SE 14 SE 16 HAINES INDEX....3 3 4 3 $$ FORECASTER...BOKSA REQUESTED BY...ERIK ACKER TYPE OF REQUEST...PRESCRIBED .TAG 20120405.DICKE.01/DMX