FNUS73 KPAH 290318 FWSPAH SPOT FORECAST FOR DEMUMBERS BLOCK B...USDA FOREST SERVICE NATIONAL WEATHER SERVICE PADUCAH KY 918 PM CST WED NOV 28 2012 FORECAST IS BASED ON IGNITION TIME OF 1100 CST ON NOVEMBER 29. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE OVER THE LOWER OHIO VALLEY WILL CONTINUE TO MOVE EAST... ALLOWING A SOUTHERLY FLOW TO BEGIN. SMOKE DISPERSION WILL BE FAIR ON THURSDAY...AND GOOD ON FRIDAY DUE TO BETTER TRANSPORT WINDS AND HIGHER MIXING HEIGHTS. THE NOCTURNAL INVERSION THURSDAY WILL BREAK BY AROUND IGNITION TIME. THE STRONGER NOCTURNAL INVERSION FRIDAY MORNING WILL NOT COMPLETELY BREAK UNTIL ABOUT 12 NOON...AND EACH DAY WILL RE-ESTABLISH ITSELF RAPIDLY AFTER 300 PM. .THURSDAY... SKY/WEATHER.........SUNNY (0-10 PERCENT). TEMPERATURE.........46 AT IGNITION...MAX 56. RH..................45 PERCENT AT IGNITION...MIN 32 PERCENT. WIND (20 FT)........WINDS SOUTH AT 7 MPH AT IGNITION...OTHERWISE LIGHT WINDS BECOMING SOUTH 5 TO 7 MPH EARLY IN THE MORNING. CWR.................0 PERCENT. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH AT IGNITION...MAX 4. MIXING HEIGHT.......1400 FT AGL AT IGNITION...OTHERWISE 100-1900 FT AGL INCREASING TO 800-2100 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....SOUTH 5 TO 12 MPH. TIME (CST) 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........CLR CLR CLR MCR MCR MCR MCR WEATHER COV..... WEATHER TYPE.... TEMP............46 50 53 54 54 53 49 RH..............45 39 34 33 32 36 44 20 FT WIND DIR..S S S S S S S 20 FT WIND SPD..6 6 6 5 5 5 5 20 FT WIND GUST.15 15 15 10 10 10 10 MIX HGT (KFT)...1.4 1.9 2.1 2.1 1.9 1.4 0.8 TRANSP WIND DIR.S SW S S S S S TRANSP WIND SPD.9 9 10 10 12 12 10 CWR.............0 0 0 0 0 0 0 HAINES INDEX....3 3 3 4 4 4 4 .THURSDAY NIGHT... SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT). TEMPERATURE.........MIN 35. RH..................MAX 85 PERCENT. WIND (20 FT)........SOUTH WINDS 5 TO 6 MPH. CWR.................0 PERCENT. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......100-300 FT AGL. TRANSPORT WINDS.....SOUTH 8 TO 10 MPH. TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............46 43 41 40 39 38 RH..............51 59 65 72 75 80 20 FT WIND......S 5 S 4 S 4 S 5 S 4 S 4 20 FT WIND GUST.10 10 10 10 10 10 MIX HGT (FT)....300 200 300 300 300 300 TRANSPORT WIND..S 9 S 8 S 8 S 9 S 10 S 9 CWR.............0 0 0 0 0 0 HAINES INDEX....4 4 4 4 4 4 .FRIDAY... SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT). TEMPERATURE.........MAX 61. RH..................MIN 39 PERCENT. WIND (20 FT)........SOUTH WINDS 5 TO 8 MPH. CWR.................0 PERCENT. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......100-1900 FT AGL INCREASING TO 1200-3000 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....SOUTHWEST 8 TO 17 MPH SHIFTING TO THE SOUTH LATE IN THE AFTERNOON. TIME (CST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........MCLEAR MCLEAR PCLDY PCLDY PCLDY PCLDY WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............37 40 49 56 59 58 RH..............85 82 61 44 40 46 20 FT WIND......S 4 S 5 S 6 SW 6 S 6 S 5 20 FT WIND GUST.10 10 15 15 15 10 MIX HGT (FT)....300 100 700 1900 3000 2300 TRANSPORT WIND..S 8 S 13 SW 17 SW 21 SW 21 S 16 CWR.............0 0 0 0 0 0 HAINES INDEX....4 4 4 4 4 4 $$ FORECASTER...BLANCHARD REQUESTED BY...SCOTT CRIST TYPE OF REQUEST...PRESCRIBED .TAG 20121129.DEMUM.01/PAH