FNUS74 KOHX 231431 FWSOHX SPOT FORECAST FOR MERIWETHER LEWIS NORTH...NATIONAL PARK SERVICE NATCHEZ TRACE PARKWAY NATIONAL WEATHER SERVICE NASHVILLE TN 831 AM CST WED FEB 23 2011 FORECAST IS BASED ON IGNITION TIME OF 0930 CST ON FEBRUARY 23. IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...HIGH PRESSURE IS STILL EXPECTED TO KEEP THE MID STATE DRY TODAY...AS THE ATMOSPHERE WILL BEGIN TO MOISTEN UP LATE TONIGHT AND THURSDAY...AS A COLD FRONT DROPS INTO THE OHIO RIVER VALLEY. SHOWERS AND ISOLATED THUNDERSTORMS WILL DEVELOP IN THE MID STATE...AND SOME OF THE RAINFALL COULD BECOME HEAVY. A FLOOD WATCH IS IN EFFECT FOR THE NORTHWESTERN HALF OF THE MID STATE FROM 6 AM THURSDAY THROUGH 6 AM FRIDAY. AFTER MORE SHOWERS AND THUNDERSTORMS THURSDAY NIGHT... THINGS DRY OUT FOR SATURDAY. HOWEVER...MORE SHOWERS AND THUNDERSTORMS ARE EXPECTED TO MOVE BACK IN DURING THE FIRST PART OF NEXT WEEK. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT) THEN BECOMING MOSTLY CLOUDY (80-90 PERCENT). MAX TEMPERATURE.....AROUND 61. MIN HUMIDITY........33 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST AROUND 5 MPH EARLY IN THE AFTERNOON. HAINES INDEX........2 TO 3 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1300-2800 FT AGL. TRANSPORT WINDS.....SOUTH 8 TO 16 MPH. TIME (CST) 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........PCLDY MCLDY MCLDY MCLDY CLOUDY WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE TEMP............42 51 57 60 59 RH..............55 42 36 34 37 20 FT WIND......E 3 E 3 SE 3 SE 5 SE 5 20 FT WIND GUST.5 5 5 10 HAINES INDEX....2 2 2 3 3 .TONIGHT... SKY/WEATHER.........CLOUDY (95-100 PERCENT). CHANCE OF RAIN SHOWERS IN THE EVENING...THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT. MIN TEMPERATURE.....AROUND 51. MAX HUMIDITY........83 PERCENT. WIND (20 FT)........SOUTHEAST WINDS AROUND 5 MPH EARLY IN THE EVENING BECOMING LIGHT...THEN BECOMING SOUTH 5 TO 6 MPH AFTER MIDNIGHT. HAINES INDEX........2 TO 3 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1000-2800 FT AGL. TRANSPORT WINDS.....SOUTH 18 TO 26 MPH INCREASING TO 28 TO 32 MPH AFTER MIDNIGHT. TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........CLOUDY CLOUDY CLOUDY CLOUDY CLOUDY CLOUDY WEATHER COV.....CHANCE CHANCE CHANCE LIKELY LIKELY LIKELY WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............58 56 55 54 53 52 RH..............39 45 51 57 66 77 20 FT WIND......SE 5 SE 5 SE 3 SE 5 S 5 S 6 20 FT WIND GUST.10 5 10 10 HAINES INDEX....3 3 2 2 2 2 .THURSDAY... SKY/WEATHER.........CLOUDY (95-100 PERCENT). RAIN SHOWERS. MAX TEMPERATURE.....AROUND 68. MIN HUMIDITY........72 PERCENT. WIND (20 FT)........SOUTH WINDS 6 TO 9 MPH. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1200-2200 FT AGL. TRANSPORT WINDS.....SOUTH 31 TO 36 MPH. TIME (CST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........CLOUDY CLOUDY CLOUDY CLOUDY CLOUDY CLOUDY WEATHER COV.....DEFNTE DEFNTE DEFNTE DEFNTE DEFNTE DEFNTE WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............51 55 60 64 67 66 RH..............89 87 80 77 72 76 20 FT WIND......S 6 S 7 S 8 S 7 S 7 S 8 20 FT WIND GUST.10 10 15 10 10 15 HAINES INDEX....2 2 2 2 2 2 $$ FORECASTER...JBW REQUESTED BY...JESSE BURTON TYPE OF REQUEST...PRESCRIBED .TAG 20110223.MERIW.01/OHX