FNUS73 KPAH 021251 FWSPAH SPOT FORECAST FOR DEVILS BACKBONE...USFS LBL NAT REC AREA NATIONAL WEATHER SERVICE PADUCAH KY 751 AM CDT FRI APR 2 2010 FORECAST IS BASED ON IGNITION TIME OF 0755 CDT ON APRIL 02. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... TODAY WILL BE ALMOST A CARBON COPY OF THURSDAY AS GUSTY SOUTH TO SOUTHWEST WINDS BRING WARM AND DRY WEATHER. THERE WILL BE INCREASING HIGH CLOUDINESS...WHICH WILL KEEP TEMPERATURES JUST A FEW DEGREES LOWER. RELATIVE HUMIDITY WILL AGAIN FALL TO NEAR CRITICALLY LOW LEVELS IN THE AFTERNOON. THE DRIEST AIR IS EXPECTED OVER SOUTHWEST INDIANA AND EAST OF KENTUCKY LAKE...WHERE A RED FLAG WARNING WILL BE IN EFFECT. ...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM CDT... .TODAY... SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT). TEMPERATURE.........63 AT IGNITION...MAX 81. MIN HUMIDITY........50 PERCENT AT IGNITION...MIN 25 PERCENT. WIND (20 FT)........WINDS SOUTH AT 3 MPH AT IGNITION...OTHERWISE SOUTH WINDS 5 TO 11 MPH. GUSTS UP TO 25 MPH IN THE LATE MORNING AND AFTERNOON. CWR.................0 PERCENT. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH AT IGNITION...MAX 5. MIXING HEIGHT.......800 FT AGL AT IGNITION...INCREASING TO 2700-3600 FT AGL LATE IN THE MORNING. TRANSPORT WINDS.....SOUTH SOUTHWEST 6 TO 10 MPH INCREASING TO 16 TO 21 MPH IN THE LATE MORNING AND AFTERNOON. TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........MCR MCR MCR MCR PC PC PC PC PC PC PC PC WEATHER COV..... WEATHER TYPE.... TEMP............54 63 65 67 70 73 76 78 79 80 79 78 RH..............71 50 46 43 36 33 28 27 26 25 27 29 20 FT WIND DIR..S S S S S S S S S S S S 20 FT WIND SPD..4 5 6 6 7 8 9 9 9 9 8 7 20 FT WIND GUST.15 15 15 20 20 25 25 25 25 25 20 20 MIX HGT (KFT)...0.3 0.8 1.3 1.7 2.2 2.7 3.0 3.4 3.6 3.5 3.2 2.7 TRANSP WIND DIR.S S S S S S S S S S S S TRANSP WIND SPD.8 6 10 16 17 18 18 20 21 21 20 17 CWR.............0 0 0 0 0 0 0 0 0 0 0 0 HAINES INDEX....4 4 4 4 4 4 4 4 4 4 4 5 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING MOSTLY CLOUDY (70-80 PERCENT). SHOWERS AND THUNDERSTORMS LIKELY AFTER MIDNIGHT. MIN TEMPERATURE.....57. MAX HUMIDITY........77 PERCENT. WIND (20 FT)........SOUTH WINDS 5 TO 8 MPH WITH GUSTS TO AROUND 20 MPH BECOMING LIGHT. CWR.................0 PERCENT INCREASING TO 59 PERCENT AFTER MIDNIGHT. HAINES INDEX........2 TO 5 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......300-2100 FT AGL DECREASING TO 100-400 FT AGL IN THE LATE EVENING AND OVERNIGHT. TRANSPORT WINDS.....SOUTH 12 TO 21 MPH INCREASING TO 23 TO 24 MPH EARLY IN THE MORNING. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........PCLDY PCLDY MCLDY MCLDY MCLDY CLOUDY WEATHER COV..... LIKELY LIKELY LIKELY WEATHER TYPE....NONE NONE NONE RNSHWR RNSHWR RNSHWR TEMP............76 69 66 63 60 59 RH..............31 42 50 60 69 72 20 FT WIND......SE 6 S 6 S 6 S 6 S 6 S 4 20 FT WIND GUST.15 15 20 20 20 20 MIX HGT (FT)....2100 800 100 300 200 200 TRANSPORT WIND..S 15 S 13 S 12 S 13 S 18 S 23 CWR.............0 0 0 60 60 60 HAINES INDEX....5 5 5 5 4 3 .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING. MAX TEMPERATURE.....74. MIN HUMIDITY........43 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 8 MPH WITH GUSTS TO AROUND 30 MPH EARLY IN THE MORNING. CWR.................43 PERCENT DECREASING TO 0 PERCENT IN THE AFTERNOON. HAINES INDEX........2 TO 5 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......900-2000 FT AGL INCREASING TO 8300-9600 FT AGL. TRANSPORT WINDS.....WEST 20 TO 28 MPH SHIFTING TO THE SOUTHWEST 14 TO 16 MPH IN THE AFTERNOON. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........CLOUDY MCLDY MCLDY MCLDY WEATHER COV.....CHANCE CHANCE WEATHER TYPE....RNSHWR RNSHWR NONE NONE TEMP............58 65 70 73 RH..............77 68 53 43 20 FT WIND......SW 2G20 S 5G20 SW 6G25 SW 6G30 MIX HGT (FT)....900 4600 6100 9600 TRANSPORT WIND..SW 25 W 26 SW 16 W 15 CWR.............40 40 0 0 HAINES INDEX....2 3 5 5 $$ FORECASTER...YORK REQUESTED BY...REGINA ROBY TYPE OF REQUEST...PRESCRIBED .TAG 20100402.DEVIL.01/PAH