FNUS73 KPAH 171304 FWSPAH SPOT FORECAST FOR CEDAR BLUFF...ILLINOIS DNR NATIONAL WEATHER SERVICE PADUCAH KY 804 AM CDT TUE MAR 17 2009 FORECAST IS BASED ON IGNITION TIME OF 1030 CDT ON MARCH 17. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... ANY LINGERING FOG SHOULD HAVE LIFTED AND DISSIPATED BEFORE THE IGNITION TIME OF THE PRESCRIBED BURN. UNDER FULL SUN...TEMPERATURES SHOULD RISE RAPIDLY BETWEEN NOON AND 2 PM...BRING RELATIVE HUMIDITIES DOWN INTO THE 25 TO 30 PERCENT RANGE BETWEEN 2 AND 6 PM. .TODAY... SKY/WEATHER.........SUNNY (5-15 PERCENT). PATCHY FOG EARLY IN THE MORNING. TEMPERATURE.........57 AT IGNITION...MAX 72. RH..................61 PERCENT AT IGNITION...MIN 25 PERCENT. WIND (20 FT)........WINDS SOUTHWEST AT 6 MPH AT IGNITION...OTHERWISE LIGHT WINDS BECOMING SOUTH 5 TO 9 MPH IN THE LATE MORNING AND AFTERNOON. CWR.................0 PERCENT. HAINES INDEX........5 MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH AT IGNITION...MAX 5. MIXING HEIGHT.......2500 FT AGL AT IGNITION...OTHERWISE 900-2500 FT AGL INCREASING TO 3500-4700 FT AGL LATE IN THE MORNING. TRANSPORT WINDS.....SOUTH 0 TO 9 MPH DECREASING TO AROUND 3 MPH LATE IN THE AFTERNOON. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........CLR CLR MCR MCR MCR MCR MCR MCR MCR WEATHER COV..... WEATHER TYPE.... TEMP............53 57 62 68 70 72 72 72 71 RH..............61 53 48 41 37 32 30 32 37 20 FT WIND DIR..SW SW S S S S S S S 20 FT WIND SPD..4 5 6 6 7 7 7 6 6 20 FT WIND GUST.5 10 10 15 15 15 15 15 10 MIX HGT (KFT)...1.7 2.5 3.5 4.3 4.6 4.7 4.6 4.4 4.1 TRANSP WIND DIR.SW SW SW S S S S S S TRANSP WIND SPD.14 14 12 10 10 12 12 8 3 CWR.............0 0 0 0 0 0 0 0 0 HAINES INDEX....5 5 5 5 5 5 5 5 5 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT). TEMPERATURE.........MIN 49. RH..................MAX 87 PERCENT. WIND (20 FT)........SOUTH WINDS 5 TO 6 MPH IN THE EVENING BECOMING LIGHT. CWR.................0 PERCENT. MIXING HEIGHT.......2400-3800 FT AGL DECREASING TO 900-1700 FT AGL LATE IN THE EVENING. TRANSPORT WINDS.....SOUTH AROUND 0 MPH. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........CLEAR CLEAR CLEAR CLEAR MCLEAR MCLEAR WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............66 61 57 55 53 52 RH..............48 58 65 71 74 78 20 FT WIND......S 5 S 5 S 4 S 3 S 3 S 3 20 FT WIND GUST.10 5 5 5 5 MIX HGT (FT)....3800 3400 2400 1100 900 900 TRANSPORT WIND..S 0 S 0 S 0 S 0 S 0 S 0 CWR.............0 0 0 0 0 0 .WEDNESDAY... SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). TEMPERATURE.........MAX 74. RH..................MIN 39 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING WEST 6 TO 13 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON. CWR.................0 PERCENT. MIXING HEIGHT.......1000-2500 FT AGL INCREASING TO 3200-4100 FT AGL LATE IN THE MORNING. TRANSPORT WINDS.....SOUTH 0 TO 8 MPH INCREASING TO SOUTHWEST AROUND 29 MPH. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........MCLEAR MCLEAR PCLDY PCLDY WEATHER COV..... S CHC S CHC WEATHER TYPE....NONE NONE TSTORM TSTORM TEMP............51 60 68 72 RH..............81 67 50 44 20 FT WIND......S 3G5 S 7G15 S 10G20 SW 10G20 MIX HGT (FT)....1000 1800 3800 4000 TRANSPORT WIND..S 0 SW 26 SW 20 SW 21 CWR.............0 0 0 0 $$ FORECASTER...SMITH REQUESTED BY...BOB LINDSAY TYPE OF REQUEST...PRESCRIBED .TAG 20090317.CEDAR.01/PAH