FNUS73 KDMX 130924 FWSDMX SPOT FORECAST FOR BUTTERFLY HILL...USFWS NATIONAL WEATHER SERVICE DES MOINES IA 424 AM CDT WED OCT 13 2010 FORECAST IS BASED ON IGNITION TIME OF 1030 CDT ON OCTOBER 13. 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 RIDGE OF HIGH PRESSURE WILL MOVE SOUTHEAST ACROSS IOWA TODAY. THE HIGH WILL PASS TO THE EAST OF THE AREA LATER TONIGHT. DRY CONDITIONS ARE EXPECTED THROUGH THURSDAY. GUSTY NORTHWEST WINDS TODAY WILL DIMINISH TONIGHT AND BECOME SOUTHWEST THURSDAY. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT). MAX TEMPERATURE.....AROUND 66. MIN HUMIDITY........29 PERCENT. EYE LEVEL WINDS.....NORTHWEST WINDS 8 TO 14 MPH. HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1200 FT AGL INCREASING TO 4300 FT AGL LATE IN THE MORNING...THEN INCREASING TO 7500 FT AGL EARLY IN THE AFTERNOON DECREASING TO 5100 FT AGL LATE IN THE AFTERNOON DECREASING TO 2700 FT AGL. MIXING WINDS........NORTHWEST 9 TO 17 MPH INCREASING TO 20 TO 24 MPH IN THE AFTERNOON...THEN DECREASING TO AROUND 14 MPH LATE IN THE AFTERNOON. SMOKE DISPERSAL.....POOR (7600 KNOT-FT) INCREASING TO EXCELLENT (157300 KNOT-FT). TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........28 21 14 10 9 8 7 6 5 WEATHER COV..... WEATHER TYPE.... TEMP............55 59 60 63 64 64 65 63 61 RH..............49 42 39 35 32 31 29 31 35 EYE LVL WND DIR.NW NW NW NW NW NW NW NW NW EYE LVL WND SPD.9 10 11 11 11 10 10 8 6 EYE LVL WND GST.20 20 25 25 25 25 20 15 10 MIX HGT (KFT)...1.2 2.7 4.3 5.8 6.4 6.9 7.5 5.1 2.7 MIXNG WIND DIR..N N NW NW NW NW NW NW NW MIXNG WIND SPD..12 14 17 20 23 24 24 20 14 HAINES INDEX....5 5 5 5 5 6 6 6 6 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT). MIN TEMPERATURE.....AROUND 40. MAX HUMIDITY........73 PERCENT. EYE LEVEL WINDS.....NORTHWEST WINDS 5 TO 6 MPH EARLY IN THE EVENING BECOMING LIGHT. HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......300 FT AGL. MIXING WINDS........SOUTHWEST 6 TO 8 MPH. SMOKE DISPERSAL.....POOR (1800 KNOT-FT). TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........4 6 9 11 13 17 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............57 52 49 46 45 44 RH..............40 50 56 65 68 68 EYE LEVEL WIND..NW 5 NW 4 NW 3 NW 3 W 2 W 2 EYE LEVEL WIND..10 5 5 5 5 5 MIX HGT (FT)....300 300 300 300 300 300 MIXNG WIND......NW 8 NW 7 NW 7 W 6 W 7 SW 6 HAINES INDEX....6 5 5 5 5 5 .THURSDAY... SKY/WEATHER.........SUNNY (15-25 PERCENT). MAX TEMPERATURE.....AROUND 73. MIN HUMIDITY........30 PERCENT. EYE LEVEL WINDS.....LIGHT WINDS BECOMING WEST 5 TO 13 MPH. HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1400 FT AGL INCREASING TO 4200 FT AGL LATE IN THE MORNING...THEN INCREASING TO 4700 FT AGL LATE IN THE AFTERNOON DECREASING TO 1700 FT AGL LATE IN THE AFTERNOON. MIXING WINDS........SOUTHWEST 6 TO 15 MPH INCREASING TO 21 TO 30 MPH LATE IN THE MORNING...THEN SHIFTING TO THE WEST 24 TO 33 MPH IN THE AFTERNOON DECREASING TO AROUND 16 MPH LATE IN THE AFTERNOON. SMOKE DISPERSAL.....GOOD (52600 KNOT-FT) INCREASING TO EXCELLENT (125700 KNOT-FT). TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........19 21 23 17 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............42 54 67 71 RH..............73 50 34 30 EYE LEVEL WIND..W 3G5 SW 6G10 SW 10G25 SW 9G20 MIX HGT (FT)....300 500 3300 4700 MIXNG WIND......SW 6 SW 15 SW 30 W 31 HAINES INDEX....5 5 5 5 $$ FORECASTER...SCHUMACHER REQUESTED BY...JAMES KRIZMAN TYPE OF REQUEST...PRESCRIBED .TAG 20101013.BUTTE.01/DMX