FNUS73 KDMX 062123 FWSDMX SPOT FORECAST FOR RATHBUN...US COE NATIONAL WEATHER SERVICE DES MOINES IA 323 PM CST TUE MAR 6 2012 FORECAST IS BASED ON IGNITION TIME OF 1100 CST ON MARCH 07. 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... MOISTURE WILL BE INCREASING OVERNIGHT AHEAD OF AN APPROACHING COLD FRONT. AREAS OF DRIZZLE OR RAIN ARE EXPECTED TO DEVELOP WEDNESDAY. A WIND SHIFT TO THE NORTHWEST IS FORECAST LATE AFTERNOON. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT) THEN BECOMING MOSTLY CLOUDY (65-75 PERCENT). MAX HUMIDITY........74 PERCENT. EYE LEVEL WINDS.....SOUTH WINDS 21 TO 23 MPH. TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM SKY (%).........35 36 38 39 39 40 40 47 60 66 71 80 WEATHER COV..... WEATHER TYPE.... TSTM COV........ RH..............40 45 48 51 55 60 64 67 72 72 74 72 EYE LVL WND DIR.S S S S S S S S S S S S EYE LVL WND SPD.16 16 16 16 16 15 15 15 15 15 15 15 EYE LVL WND GST.30 30 30 30 30 30 30 30 30 30 30 30 .WEDNESDAY... SKY/WEATHER.........CLOUDY (85-95 PERCENT). CHANCE OF RAIN SHOWERS AND ISOLATED THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 67. MIN HUMIDITY........56 PERCENT. EYE LEVEL WINDS.....SOUTHWEST WINDS 14 TO 23 MPH. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......3300 FT AGL INCREASING TO 4900 FT AGL IN THE LATE MORNING AND AFTERNOON. MIXING WINDS........SOUTH 31 TO 40 MPH SHIFTING TO THE SOUTHWEST AROUND 32 MPH LATE IN THE AFTERNOON. SMOKE DISPERSAL.....EXCELLENT (95300 KNOT-FT) INCREASING TO EXCELLENT (158400 KNOT-FT) IN THE LATE MORNING AND AFTERNOON. WIND (20 FT)........SOUTHWEST WINDS 14 TO 23 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON. TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........84 85 88 90 93 95 96 96 95 95 94 94 WEATHER COV..... CHC CHC CHC CHC CHC CHC WEATHER TYPE.... RW RW RW RW RW RW TSTM COV........ ISO ISO ISO ISO ISO ISO TEMP............55 57 60 62 63 64 65 65 65 65 66 66 RH..............72 69 62 60 60 58 58 58 58 58 56 56 20 FT WIND DIR..S S S S S S S S S SW SW SW 20 FT WIND SPD..21 22 23 23 23 22 21 20 17 16 15 14 20 FT WIND GUST.30 30 30 30 30 30 30 30 25 25 20 20 EYE LVL WND DIR.S S S S S S S S S SW SW SW EYE LVL WND SPD.15 16 16 16 16 16 15 14 12 11 11 10 EYE LVL WND GST.30 30 30 30 30 30 30 30 25 25 20 20 MIX HGT (KFT)...1.5 2.1 2.7 3.3 3.8 4.2 4.6 4.7 4.8 4.9 4.9 4.8 MIXNG WIND DIR..S S S SW SW SW SW SW SW SW SW SW MIXNG WIND SPD..31 36 40 44 44 41 39 38 38 37 35 32 HAINES INDEX....2 2 2 2 2 2 2 2 2 2 2 2 $$ FORECASTER...DONAVON REQUESTED BY...JOHN PASA TYPE OF REQUEST...PRESCRIBED .TAG 20120307.RATHB.01/DMX