FNUS73 KDMX 261512 FWSDMX SPOT FORECAST FOR FALLOW MARSH...IOWA DNR NATIONAL WEATHER SERVICE DES MOINES IA 1012 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... WINDY CONDITIONS WILL PERSIST INTO THE EARLY TO MID AFTERNOON HOURS BEFORE DIMINISHING SOME. WIND GUSTS TO 35 MPH WILL BE POSSIBLE THROUGH IGNITION TIME. .TODAY... SKY/WEATHER.........SUNNY (15-25 PERCENT). MAX TEMPERATURE.....AROUND 68. MIN HUMIDITY........43 PERCENT. EYE LEVEL WINDS.....WEST WINDS 9 TO 18 MPH. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2000 FT AGL INCREASING TO 4500 FT AGL IN THE LATE MORNING AND AFTERNOON...THEN DECREASING TO 1700 FT AGL LATE IN THE AFTERNOON. MIXING WINDS........SOUTHWEST 14 TO 23 MPH INCREASING TO 17 TO 24 MPH LATE IN THE MORNING...THEN BECOMING WEST 5 TO 13 MPH IN THE AFTERNOON DECREASING TO AROUND 3 MPH LATE IN THE AFTERNOON. SMOKE DISPERSAL.....POOR TO GOOD (3000-40200 KNOT-FT) INCREASING TO POOR TO EXCELLENT (5300-63400 KNOT-FT) IN THE LATE MORNING AND AFTERNOON. WIND (20 FT)........WEST WINDS 9 TO 18 MPH. TIME (CDT) 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........21 21 21 21 22 23 WEATHER COV..... WEATHER TYPE.... TSTM COV........ TEMP............65 66 66 67 68 67 RH..............43 43 43 43 43 45 20 FT WIND DIR..SW SW SW SW W W 20 FT WIND SPD..16 15 13 12 10 9 20 FT WIND GUST.25 20 15 15 15 10 EYE LVL WND DIR.SW SW SW SW W W EYE LVL WND SPD.11 11 9 9 7 6 EYE LVL WND GST.25 20 15 15 15 10 MIX HGT (KFT)...4.2 4.3 4.4 4.5 3.1 1.7 MIXNG WIND DIR..SW SW W W W W MIXNG WIND SPD..13 9 7 6 5 3 HAINES INDEX....5 5 4 4 4 4 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT). MIN TEMPERATURE.....AROUND 44. MAX HUMIDITY........93 PERCENT. EYE LEVEL WINDS.....WEST WINDS AROUND 8 MPH EARLY IN THE EVENING BECOMING LIGHT...THEN BECOMING SOUTH AROUND 5 MPH EARLY IN THE MORNING. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......300 FT AGL. MIXING WINDS........NORTHEAST 3 TO 6 MPH SHIFTING TO THE SOUTHEAST 1 TO 3 MPH LATE IN THE EVENING. SMOKE DISPERSAL.....POOR TO POOR (200-1300 KNOT-FT). WIND (20 FT)........WEST WINDS AROUND 8 MPH EARLY IN THE EVENING BECOMING LIGHT...THEN BECOMING SOUTH AROUND 5 MPH EARLY IN THE MORNING. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........24 19 21 24 26 28 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TSTM COV........ TEMP............65 57 53 50 47 45 RH..............46 67 74 77 86 89 20 FT WIND......W 8 NW 3 NE 2 S 2 S 2 S 3 20 FT WIND GUST.10 5 5 EYE LEVEL WIND..W 6 NW 2 NE 1 S 1 S 1 S 2 EYE LVL WND GST.10 5 5 MIX HGT (FT)....300 300 300 300 300 300 MIXNG WIND......W 3 N 6 NE 5 SE 2 SE 1 SE 1 HAINES INDEX....4 4 4 4 4 4 .SATURDAY... SKY/WEATHER.........SUNNY (20-30 PERCENT). MAX TEMPERATURE.....AROUND 69. MIN HUMIDITY........47 PERCENT. EYE LEVEL WINDS.....SOUTH WINDS 5 TO 9 MPH. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1200 FT AGL INCREASING TO 7100 FT AGL. MIXING WINDS........SOUTHWEST 3 TO 6 MPH. SMOKE DISPERSAL.....POOR TO GOOD (800-30800 KNOT-FT). WIND (20 FT)........SOUTH WINDS 5 TO 9 MPH. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........25 24 24 22 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TSTM COV........ TEMP............45 56 65 68 RH..............89 72 56 49 20 FT WIND......S 5 S 7 S 8G10 S 9G10 EYE LEVEL WIND..S 4G5 S 5 S 6G10 S 6G10 MIX HGT (FT)....300 1200 6000 7100 MIXNG WIND......S 3 S 5 S 3 SW 5 HAINES INDEX....4 3 3 3 $$ FORECASTER...BOKSA REQUESTED BY...STEVE WOODRUFF TYPE OF REQUEST...PRESCRIBED .TAG 20130426.FALLO.01/DMX