FNUS73 KPAH 281445 FWSPAH SPOT FORECAST FOR DK PILES...U.S. FISH AND WILDLIFE SERVICE NATIONAL WEATHER SERVICE PADUCAH KY 945 AM CDT MON MAR 28 2011 FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON MARCH 28. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... WINDS AT IGNITION TIME AND THROUGHOUT THE PRESCRIBED BURN WILL BE UPSLOPE FROM A NORTHEASTERLY DIRECTION. THERE WILL BE STRONGER MIXING WITH THE WINDS DURING THE MORNING AND EARLY AFTERNOON...BEFORE CLOUDS DEVELOP OVERHEAD AND INCREASE FURTHER ALOFT FROM THE WEST. THE INITIAL CLOUD COVER NEAR AND TO THE SOUTH OF THE PRESCRIBED BURN AREA SHOULD THIN OUT...BUT WILL LIKELY BE REPLACED WITH SOME LOWER CUMULUS CLOUDS AS TEMPERATURES RISE. DEPENDING ON HOW MUCH DELAY THERE IS ON CLOUD DEVELOPMENT...AN ADDITIONAL RISE OF 1 OR 2 DEGREES ABOVE THE CURRENT FORECAST MAY BE POSSIBLE...WITH THE POTENTIAL OF MINIMUM RELATIVE HUMIDITIES DROPPING CLOSER TO 30 PERCENT. THE AMOUNT OF CLOUD COVER TONIGHT AND ONSET OF RAIN ON TUESDAY WILL DETERMINE THE DEGREE OF HUMIDITY RECOVERY OVERNIGHT AND WETTING RAIN TOMORROW. MINOR ADJUSTMENTS MAY HAVE TO BE MADE ON TIMING FOR RAINFALL ON TUESDAY. .TODAY... SKY/WEATHER.........SUNNY (20-30 PERCENT). TEMPERATURE.........40 AT IGNITION...MAX 50. RH..................60 PERCENT AT IGNITION...MIN 35 PERCENT. WIND (20 FT)........WINDS NORTHEAST AT 7 MPH AT IGNITION...OTHERWISE LIGHT WINDS BECOMING NORTHEAST 6 TO 8 MPH EARLY IN THE MORNING. CWR.................2 PERCENT. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH AT IGNITION...MAX 3. MIXING HEIGHT.......1000-2900 FT AGL INCREASING TO 3600 FT AGL AT IGNITION...OTHERWISE 3600-4600 FT AGL IN THE LATE MORNING AND AFTERNOON. TRANSPORT WINDS.....NORTHEAST 15 TO 23 MPH DECREASING TO 9 TO 13 MPH LATE IN THE MORNING. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........CLR MCR MCR PC PC PC PC PC PC WEATHER COV..... WEATHER TYPE.... TEMP............40 43 45 47 48 49 49 49 48 RH..............60 50 44 40 40 40 41 42 44 20 FT WIND DIR..NE NE NE NE NE NE NE NE NE 20 FT WIND SPD..6 6 6 5 5 5 5 5 5 20 FT WIND GUST.10 10 10 10 MIX HGT (KFT)...3.6 4.0 4.3 4.3 4.5 4.6 4.4 4.1 3.6 TRANSP WIND DIR.NE NE NE NE NE NE NE NE NE TRANSP WIND SPD.17 15 13 10 9 9 9 9 10 CWR.............0 0 0 0 0 0 0 0 0 HAINES INDEX....2 2 3 3 3 3 3 3 3 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). TEMPERATURE.........MIN 34. RH..................MAX 70 PERCENT. WIND (20 FT)........NORTHEAST WINDS 5 TO 6 MPH EARLY IN THE EVENING BECOMING LIGHT...THEN BECOMING NORTHEAST AROUND 5 MPH AFTER MIDNIGHT. CWR.................0 PERCENT. HAINES INDEX........3 TO 4 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1200-3000 FT AGL DECREASING TO 300-700 FT AGL LATE IN THE EVENING. TRANSPORT WINDS.....EAST 10 TO 18 MPH INCREASING TO 18 TO 20 MPH IN THE LATE EVENING AND OVERNIGHT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........MCLDY MCLDY MCLDY CLOUDY CLOUDY MCLDY WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............47 41 39 37 36 35 RH..............46 59 67 70 69 69 20 FT WIND......NE 5 NE 3 NE 3 NE 3 NE 4 NE 4 20 FT WIND GUST. 5 5 5 5 5 MIX HGT (FT)....3000 2100 1200 300 300 300 TRANSPORT WIND..E 10 E 16 E 20 E 20 E 20 E 20 CWR.............0 0 0 0 0 0 HAINES INDEX....3 4 4 3 3 3 .TUESDAY... SKY/WEATHER.........CLOUDY (85-95 PERCENT). RAIN LIKELY IN THE AFTERNOON. TEMPERATURE.........MAX 48. RH..................MIN 53 PERCENT. WIND (20 FT)........NORTHEAST WINDS 5 TO 8 MPH. CWR.................14 PERCENT INCREASING TO 61 PERCENT IN THE AFTERNOON. HAINES INDEX........2 TO 3 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......300-2000 FT AGL INCREASING TO 2100-2700 FT AGL IN THE LATE MORNING AND AFTERNOON. TRANSPORT WINDS.....EAST 15 TO 20 MPH. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........MCLDY CLOUDY CLOUDY CLOUDY WEATHER COV.....S CHC S CHC LIKELY LIKELY WEATHER TYPE....RAIN RAIN RAIN RAIN TEMP............35 41 45 47 RH..............69 62 55 53 20 FT WIND......NE 4G5 E 6G15 E 6G15 NE 6G15 MIX HGT (FT)....300 2700 2100 2600 TRANSPORT WIND..E 18 E 20 E 20 E 15 CWR.............10 10 60 60 HAINES INDEX....3 3 2 2 $$ FORECASTER...SMITH REQUESTED BY...ERIC PFEILSCHIFTER TYPE OF REQUEST...PRESCRIBED .TAG 20110328.DKPIL.01/PAH