FNUS73 KPAH 012149 AAA FWSPAH SPOT FORECAST FOR DEVILS BACKBONE...LBL...UPDATED TRANS WIND FRI NATIONAL WEATHER SERVICE PADUCAH KY 417 PM CDT THU APR 1 2010 FORECAST IS BASED ON IGNITION TIME OF 1530 CDT ON APRIL 01. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE SITUATED ALONG THE EAST COAST OF THE UNITED STATES WILL ALLOW DRY CONDITIONS TO PERSIST THROUGH FRIDAY WITH PLENTY OF SUNSHINE ACCOMPANIED BY A GUSTY SOUTHERLY BREEZE AND WARM TEMPERATURES. 20 FOOT AND TRANSPORT WINDS WILL INCREASE THROUGH THE DAY AHEAD OF AN APPROACHING LOW PRESSURE SYSTEM. PEAK WINDS FOR THE DAY WILL BE LATE IN THE AFTERNOON...THEN CONTINUE TO INCREASE INTO THE OVERNIGHT HOURS. THE COLD FRONT TRAILING SOUTH FROM THE LOW WILL BRING A PERIOD OF SHOWERS AND THUNDERSTORMS LATE FRIDAY NIGHT INTO SATURDAY. CLEARING SKIES AND SLIGHTLY COOLER TEMPERATURES WILL ARRIVE FOR SATURDAY NIGHT AND SUNDAY...BUT HIGHS WILL REMAIN IN THE 70S. .TODAY... SKY/WEATHER.........SUNNY (0-5 PERCENT). TEMPERATURE.........80 AT IGNITION...MAX 82. MIN HUMIDITY........38 PERCENT AT IGNITION...MIN 32 PERCENT. WIND (20 FT)........WINDS SOUTH AT 12 MPH AT IGNITION...OTHERWISE SOUTH WINDS 5 TO 12 MPH. CWR.................0 PERCENT. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH AT IGNITION...MAX 4. MIXING HEIGHT.......300-2100 FT AGL INCREASING TO 2900 FT AGL AT IGNITION...OTHERWISE 2400-2900 FT AGL LATE IN THE MORNING. TRANSPORT WINDS.....SOUTH 8 TO 13 MPH INCREASING TO 18 TO 25 MPH IN THE LATE MORNING AND AFTERNOON. TIME (CDT) 3PM 4PM 5PM 6PM SKY (%).........CLR CLR CLR CLR WEATHER COV..... WEATHER TYPE.... TEMP............80 80 80 78 RH..............38 37 37 39 20 FT WIND DIR..S S S S 20 FT WIND SPD..10 9 8 6 20 FT WIND GUST.20 20 20 15 MIX HGT (KFT)...2.9 2.9 2.9 2.9 TRANSP WIND DIR.S S S S TRANSP WIND SPD.23 24 25 25 CWR.............0 0 0 0 HAINES INDEX....4 4 4 4 .TONIGHT... SKY/WEATHER.........CLEAR (0-5 PERCENT). MIN TEMPERATURE.....52. MAX HUMIDITY........83 PERCENT. WIND (20 FT)........SOUTH WINDS 5 TO 6 MPH UNTIL EARLY MORNING BECOMING LIGHT. CWR.................0 PERCENT. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1000-2800 FT AGL DECREASING TO 800 FT AGL EARLY IN THE MORNING. TRANSPORT WINDS.....SOUTH 23 TO 31 MPH DECREASING TO 18 TO 21 MPH EARLY IN THE MORNING. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........CLEAR CLEAR CLEAR CLEAR CLEAR CLEAR WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............75 67 63 60 57 55 RH..............41 50 54 56 65 70 20 FT WIND......S 5 S 4 S 4 S 4 S 3 SE 3 20 FT WIND GUST.10 10 10 10 10 10 MIX HGT (FT)....2800 2500 2100 1700 1200 800 TRANSPORT WIND..S 26 S 29 S 31 S 31 S 26 S 21 CWR.............0 0 0 0 0 0 HAINES INDEX....4 4 4 4 4 4 .FRIDAY... SKY/WEATHER.........SUNNY (15-25 PERCENT). MAX TEMPERATURE.....81. MIN HUMIDITY........28 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 5 TO 11 MPH. CWR.................0 PERCENT. HAINES INDEX........4 TO 5 OR OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......800-2200 FT AGL INCREASING TO 2800-3800 FT AGL IN THE LATE MORNING AND AFTERNOON. TRANSPORT WINDS.....SOUTH 15 TO 23 MPH INCREASING TO 23 TO 27 MPH IN THE AFTERNOON. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........CLEAR MCLEAR MCLEAR PCLDY WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............54 66 76 80 RH..............78 50 36 32 20 FT WIND......SE 3G10 S 6G10 S 8G15 S 9G15 MIX HGT (FT)....800 2200 3700 3700 TRANSPORT WIND..S 16 S 17 S 21 S 25 CWR.............0 0 0 0 HAINES INDEX....4 4 4 5 $$ FORECASTER...TREVINO/MEFFERT REQUESTED BY...BARBARA WYSOCK TYPE OF REQUEST...PRESCRIBED .TAG 20100401.DEVIL.02/PAH