FNUS73 KDMX 120939 FWSDMX SPOT FORECAST FOR BISON NORTH...USFWS NATIONAL WEATHER SERVICE DES MOINES IA 439 AM CDT TUE OCT 12 2010 FORECAST IS BASED ON IGNITION TIME OF 1030 CDT ON OCTOBER 12. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. PLEASE REMEMBER TO SUBMIT A MID BURN OBSERVATION TO THE NATIONAL WEATHER SERVICE FOR EACH PRESCRIBED BURN. .DISCUSSION... A COLD FRONT WILL ENTER IOWA THIS MORNING...AND PASS SOUTHEAST OF THE STATE BY EVENING. ISOLATED SHOWERS AND THUNDERSTORMS ARE POSSIBLE AFTER MID AFTERNOON INTO THE EVENING. GUSTY NORTHWEST WINDS WILL OCCUR BEHIND THE COLD FRONT. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). ISOLATED RAIN SHOWERS EARLY IN THE AFTERNOON. ISOLATED THUNDERSTORMS IN THE AFTERNOON. SCATTERED RAIN SHOWERS LATE IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 82. MIN HUMIDITY........41 PERCENT. EYE LEVEL WINDS.....LIGHT WINDS BECOMING NORTHWEST 5 TO 9 MPH LATE IN THE MORNING. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1000 FT AGL INCREASING TO 4200 FT AGL LATE IN THE MORNING...THEN INCREASING TO 7500 FT AGL EARLY IN THE AFTERNOON DECREASING TO 5200 FT AGL LATE IN THE AFTERNOON DECREASING TO 2800 FT AGL. MIXING WINDS........NORTHWEST 7 TO 14 MPH. SMOKE DISPERSAL.....GOOD (82900 KNOT-FT). TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........22 21 20 19 25 38 44 49 58 WEATHER COV..... ISO ISO ISO SCT SCT SCT WEATHER TYPE.... RW RW RW RW RW RW TEMP............66 72 74 77 78 79 80 78 75 RH..............63 51 50 47 45 42 41 42 46 EYE LVL WND DIR.NW NW NW NW NW NW NW NW NW EYE LVL WND SPD.3 3 4 4 4 5 5 6 7 EYE LVL WND GST.5 5 5 5 5 10 10 15 MIX HGT (KFT)...1.0 2.6 4.2 5.8 6.4 6.9 7.5 5.2 2.8 MIXNG WIND DIR..NW N N N N NW NW NW NW MIXNG WIND SPD..9 9 8 8 9 12 13 14 14 HAINES INDEX....5 5 5 5 5 4 4 4 4 .WEDNESDAY... SKY/WEATHER.........SUNNY (10-20 PERCENT). MAX TEMPERATURE.....AROUND 67. MIN HUMIDITY........33 PERCENT. EYE LEVEL WINDS.....NORTHWEST WINDS 8 TO 14 MPH. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1300 FT AGL INCREASING TO 3700 FT AGL LATE IN THE MORNING...THEN INCREASING TO 5900 FT AGL IN THE AFTERNOON DECREASING TO 2100 FT AGL LATE IN THE AFTERNOON. MIXING WINDS........NORTHWEST 9 TO 18 MPH. SMOKE DISPERSAL.....GOOD (58000 KNOT-FT) INCREASING TO GOOD (89700 KNOT-FT) EARLY IN THE AFTERNOON...THEN DECREASING TO GOOD (88000 KNOT-FT) LATE IN THE AFTERNOON. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........22 16 9 8 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............50 56 64 66 RH..............71 53 37 33 EYE LEVEL WIND..NW 6G10 NW 10G20 NW 11G25 NW 10G25 MIX HGT (FT)....500 1300 4900 5900 MIXNG WIND......NW 9 N 16 N 18 NW 17 HAINES INDEX....5 5 5 5 $$ FORECASTER...SCHUMACHER REQUESTED BY...JIM KRIZMAN TYPE OF REQUEST...PRESCRIBED .TAG 20101012.BISON.01/DMX