FNUS73 KPAH 291350 FWSPAH SPOT FORECAST FOR GREENBRIAR...USFWS, TWO RIVERS NWR NATIONAL WEATHER SERVICE PADUCAH KY 850 AM CDT WED AUG 29 2012 FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON AUGUST 29. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... THE GRADIENT BETWEEN THE LANDFALLING ISAAC STORM AND HIGH PRESSURE TO OUR NORTH WILL CREATE A TIGHT PRESSURE GRADIENT THAT WILL RESULT IN ANOTHER DAY OF STIFFENING NORTHEAST WINDS...PERHAPS WITH SOME GUSTS TO 20 MPH. THIS WILL WORK WITH LOWERING HUMIDITY THROUGH THE DAY TO CREATE AN ELEVATED FIRE DANGER...ALTHOUGH OVERALL LEVELS SHOULD BE JUST A TAD SHY OF YESTERDAY'S CONDITIONS. .TODAY... SKY/WEATHER.........SUNNY (0-10 PERCENT). TEMPERATURE.........82 AT IGNITION...MAX 93. RH..................46 PERCENT AT IGNITION...MIN 25 PERCENT. WIND (20 FT)........WINDS NORTHEAST AT 6 MPH AT IGNITION...BECOMING NORTHEAST 6 TO 12 MPH WITH SOME HIGHER GUSTS TO 15 TO 20 MPH POSSIBLE. CWR.................0 PERCENT. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH AT IGNITION...MAX 6. MIXING HEIGHT.......300-1500 FT AGL EARLY...INCREASING TO 3700 FT AGL AT IGNITION...THEN INCREASING TO 4900-6400 FT AGL LATE IN THE MORNING...DECREASING TO 2100 FT AGL BY EARLY EVENING. TRANSPORT WINDS.....EAST 6 TO 15 MPH INCREASING TO AROUND 16 MPH LATE IN THE AFTERNOON. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........CLR CLR CLR CLR CLR CLR CLR CLR CLR WEATHER COV..... WEATHER TYPE.... TEMP............82 84 87 89 91 92 92 90 88 RH..............46 43 38 34 31 27 29 32 35 20 FT WIND DIR..NE NE NE NE NE NE NE NE NE 20 FT WIND SPD..5 5 5 5 5 5 5 5 4 20 FT WIND GUST. 10 10 10 10 10 10 5 MIX HGT (KFT)...3.7 4.4 4.9 5.3 6.0 6.4 6.1 4.4 2.1 TRANSP WIND DIR.E E E E E E E E E TRANSP WIND SPD.14 14 13 13 14 15 16 16 16 CWR.............0 0 0 0 0 0 0 0 0 HAINES INDEX....5 5 6 6 6 6 6 6 6 .TONIGHT... SKY/WEATHER.........CLEAR (0-10 PERCENT). TEMPERATURE.........MIN 64. RH..................MAX 75 PERCENT. WIND (20 FT)........LIGHT WINDS. CWR.................0 PERCENT. HAINES INDEX........4 TO 6 OR OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......0-300 FT AGL. TRANSPORT WINDS.....EAST 6 TO 15 MPH DECREASING TO AROUND 5 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............84 75 71 69 67 66 RH..............41 58 63 66 73 75 20 FT WIND......NE 3 NE 2 NE 2 NE 2 NE 2 NE 2 20 FT WIND GUST.5 MIX HGT (FT)....300 BLW100 300 300 300 BLW100 TRANSPORT WIND..E 15 E 9 E 6 E 6 E 6 E 6 CWR.............0 0 0 0 0 0 HAINES INDEX....6 6 6 5 5 5 .THURSDAY... SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT). TEMPERATURE.........MAX 94. RH..................MIN 28 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 5 TO 6 MPH IN THE LATE MORNING AND AFTERNOON. 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.......300-1700 FT AGL INCREASING TO 3400-4700 FT AGL EARLY IN THE MORNING...THEN INCREASING TO 5900 FT AGL EARLY IN THE AFTERNOON INCREASING TO 7900-8700 FT AGL EARLY IN THE AFTERNOON DECREASING TO 6500 FT AGL DECREASING TO 3100 FT AGL LATE IN THE AFTERNOON. TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........MCLEAR MCLEAR MCLEAR PCLDY WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............66 81 91 93 RH..............75 51 36 35 20 FT WIND......E 2 E 4G5 SE 5G10 SE 5G10 MIX HGT (FT)....300 4700 4000 8700 TRANSPORT WIND..E 5 SE 6 SE 9 SE 9 CWR.............0 0 0 0 HAINES INDEX....4 5 5 5 $$ FORECASTER...WFO PADUCAH REQUESTED BY...RAY PARRISH TYPE OF REQUEST...PRESCRIBED .TAG 20120829.GREEN.01/PAH