FNUS73 KPAH 081538 FWSPAH SPOT FORECAST FOR STATE OF IL TRACT...USFS SHAWNEE NF NATIONAL WEATHER SERVICE PADUCAH KY 1038 AM CDT WED APR 8 2009 FORECAST IS BASED ON IGNITION TIME OF 1115 CDT ON APRIL 08. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... THE PASSAGE OF A TROUGH THIS AFTERNOON WILL SHIFT WINDS FROM THE SOUTHWEST TO NORTHWEST. BY AFTERNOON...EXPECT SUSTAINED WEST TO NORTHWEST WINDS 10 TO 15 MPH...WITH SOME GUSTS POSSIBLY EXCEEDING 20 MPH. AMPLE SUNSHINE WILL PUSH TEMPERATURES BACK TO NEAR SEASONAL LEVELS AS WELL...WITH RELATIVE HUMIDITIES WELL DOWN INTO THE 20 PERCENT RANGE THIS AFTERNOON. ANOTHER ROUND OF SHOWERS AND THUNDERSTORMS CAN BE EXPECTED THURSDAY INTO FRIDAY AS A LOW PRESSURE SYSTEM MOVES SLOWLY EAST INTO THE OHIO VALLEY. SOME OF THESE STORMS COULD BE SEVERE AND PRODUCE HEAVY RAIN. .TODAY... SKY/WEATHER.........SUNNY (5-15 PERCENT). TEMPERATURE.........55 AT IGNITION...MAX 65. RH..................37 PERCENT AT IGNITION...MIN 25 PERCENT. WIND (20 FT)........WINDS WEST AT 8 MPH AT IGNITION...BECOMING NORTHWEST 10 TO 14 MPH WITH GUSTS TO AROUND 25 MPH IN THE AFTERNOON. CWR.................0 PERCENT. HAINES INDEX........4 LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH AT IGNITION...MAX 4. MIXING HEIGHT.......3000-4000 FT AGL INCREASING TO 6000-7600 FT AGL. TRANSPORT WINDS.....WEST 14 TO 23 MPH SHIFTING TO THE NORTHWEST 21 TO 26 MPH EARLY IN THE AFTERNOON. TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........MCR MCR MCR MCR MCR MCR MCR MCR WEATHER COV..... WEATHER TYPE.... TEMP............52 56 59 61 63 64 63 62 RH..............39 35 30 28 28 27 29 31 20 FT WIND DIR..SW W W W NW NW NW NW 20 FT WIND SPD..7 8 11 12 13 12 11 9 20 FT WIND GUST.12 16 19 22 24 22 18 12 MIX HGT (KFT)...3.8 4.6 5.5 6.5 7.3 7.6 7.1 6.0 TRANSP WIND DIR.W W W W W NW NW NW TRANSP WIND SPD.20 21 22 23 24 25 26 26 CWR.............0 0 0 0 0 0 0 0 HAINES INDEX....4 4 4 4 4 4 4 4 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT). TEMPERATURE.........MIN 37. RH..................MAX 86 PERCENT. WIND (20 FT)........NORTH WINDS 5 TO 6 MPH IN THE EVENING BECOMING LIGHT. CWR.................0 PERCENT. HAINES INDEX........4 TO 5 OR LOW TO MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......3500-4900 FT AGL DECREASING TO 800-1500 FT AGL IN THE LATE EVENING AND OVERNIGHT. TRANSPORT WINDS.....NORTHWEST 18 TO 26 MPH BECOMING NORTHEAST 8 TO 14 MPH LATE IN THE EVENING. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........CLEAR CLEAR CLEAR CLEAR MCLEAR PCLDY WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............59 51 47 44 41 39 RH..............34 47 58 65 73 78 20 FT WIND......NW 5 NW 4 N 4 N 3 NE 2 NE 2 20 FT WIND GUST.10 5 5 5 5 5 MIX HGT (FT)....4900 3500 1400 1200 1000 1000 TRANSPORT WIND..NW 26 NW 23 NW 18 N 14 N 10 NE 8 CWR.............0 0 0 0 0 0 HAINES INDEX....4 4 5 5 5 5 $$ FORECASTER...PRESLEY REQUESTED BY...SCOTT CRIST TYPE OF REQUEST...PRESCRIBED .TAG 20090408.STATE.01/PAH