FNUS73 KDVN 211305 FWSDVN SPOT FORECAST FOR MUSEL...USFWS NATIONAL WEATHER SERVICE QUAD CITIES IA IL 805 AM CDT WED APR 21 2010 FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON APRIL 21. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... WEAK COLD FRONT WILL DROP SOUTH TO DRAPE EAST TO WEST NEAR THE BURN LOCATION THIS AFTERNOON AND EVENING. ISOLATED SHOWERS OR THUNDERSTORMS MAY BE GENERATED ALONG THIS FRONT DURING THE AFTERNOON AND EVENING HOURS. LIGHTNING ACTIVITY SHOULD BE ISOLATED IN NATURE. WINDS IN VICINITY OF THE FRONT WILL BE GENERALLY LIGHT AND VARIABLE. .TODAY... SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. TEMPERATURE.........57 AT IGNITION...MAX 71. MIN HUMIDITY........57 PERCENT AT IGNITION...MIN 35 PERCENT. WIND (EYE LEVEL)....WINDS WEST AT 7 MPH AT IGNITION...OTHERWISE LIGHT WINDS BECOMING SOUTHWEST 5 TO 8 MPH. WIND SHIFT..........LIGHT WEST WINDS BECOMING SOUTHWEST THIS AFTERNOON. CWR.................10 PERCENT INCREASING TO 20 PERCENT IN THE AFTERNOON. LAL.................3 THIS AFTERNOON. HAINES INDEX........2 TO 3 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......200-2100 FT AGL INCREASING TO 4700 FT AGL LATE IN THE MORNING...THEN INCREASING TO 10000-11000 FT AGL IN THE AFTERNOON...THEN DECREASING TO 9000 FT AGL LATE IN THE AFTERNOON. MIXING WINDS........WEST 7 TO 16 MPH. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........PC PC PC PC PC PC PC PC PC WEATHER COV..... ISO ISO ISO ISO ISO ISO WEATHER TYPE.... RW RW RW RW RW RW TEMP............57 61 64 66 68 69 70 69 68 RH..............57 49 46 43 39 37 36 37 37 EYE LVL WND DIR.280 280 280 280 280 270 270 250 220 EYE LVL WND SPD.7 8 8 8 7 7 7 6 5 EYE LVL WND GST. 10 10 10 HAINES INDEX....2 2 2 2 2 2 2 2 3 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS IN THE EVENING. MIN TEMPERATURE.....42. MAX HUMIDITY........85 PERCENT. WIND (EYE LEVEL)....SOUTH WINDS 5 TO 6 MPH IN THE EVENING BECOMING LIGHT. WIND SHIFT..........NONE. CWR.................20 PERCENT DECREASING TO 10 PERCENT AFTER MIDNIGHT. LAL.................3 IN THE EVENING. HAINES INDEX........2 TO 3 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......7300 FT AGL DECREASING TO 0-300 FT AGL. MIXING WINDS........SOUTHWEST 2 TO 9 MPH. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........PCLDY PCLDY PCLDY PCLDY MCLEAR MCLEAR WEATHER COV.....ISOLTD ISOLTD ISOLTD WEATHER TYPE....RNSHWR RNSHWR RNSHWR NONE NONE NONE TEMP............66 58 53 50 47 45 RH..............40 55 66 74 83 86 EYE LEVEL WIND..200/5 200/5 200/5 210/2 200/2 180/3 HAINES INDEX....3 2 2 3 2 2 .THURSDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....67. MIN HUMIDITY........40 PERCENT. WIND (EYE LEVEL)....SOUTHEAST WINDS 5 TO 9 MPH. WIND SHIFT..........NONE. CWR.................10 PERCENT. LAL.................NONE. HAINES INDEX........2 TO 3 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......300-1700 FT AGL INCREASING TO 4400 FT AGL LATE IN THE MORNING. INCREASING TO 9100-10500 FT AGL EARLY IN THE AFTERNOON DECREASING TO 7000-8200 FT AGL. MIXING WINDS........SOUTHWEST 1 TO 9 MPH. $$ FORECASTER...LE REQUESTED BY...ERIK ACKER TYPE OF REQUEST...PRESCRIBED .TAG 20100421.MUSEL.01/DVN