FNUS71 KRNK 141746 FWSRNK SPOT FORECAST FOR BIG WILSON PRESCRIBED BURN...USFS NATIONAL WEATHER SERVICE BLACKSBURG VA 146 PM EDT WED MAR 14 2012 FORECAST IS BASED ON IGNITION TIME OF 1350 EDT ON MARCH 14. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE CENTERED OVER THE SOUTHEAST UNITED STATES WILL REMAIN NEARLY STATIONARY THROUGH THURSDAY. A COLD FRONT WILL MOVE ACROSS THE GREAT LAKES AND OHIO VALLEY THURSDAY... AND DISSIPATE ACROSS THE MID ATLANTIC REGION FRIDAY. MUCH ABOVE NORMAL TEMPERATURES CAN BE EXPECTED THROUGH THURSDAY. THE APPROACHING FRONT WILL BRING SCATTERED SHOWERS AND THUNDERSTORMS TO THE AREA BEGINNING LATE THURSDAY. .REST OF TODAY... SKY/WEATHER.........SUNNY (0-10 PERCENT). MAX TEMPERATURE.....AROUND 70. MIN HUMIDITY........33 PERCENT. WIND (20 FT)........WEST WINDS AROUND 5 MPH EARLY IN THE AFTERNOON...BECOMING LIGHT AND VARIABLE. CWR (0.01 IN).......0 PERCENT. MIXING HEIGHT.......4200 FT AGL. TRANSPORT WINDS.....WEST 6 TO 9 MPH. TIME (EDT) 1 PM 3 PM 5 PM SKY (%).............2 5 0 WEATHER COV......... WEATHER TYPE........NONE NONE NONE TSTM COV............ TEMP................66 68 69 RH..................51 45 37 20 FT WIND..........W 4 W 2 W 2 20 FT WIND GUST.....5 5 5 CWR.................0 0 0 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT). MIN TEMPERATURE.....AROUND 49. MAX HUMIDITY........72 PERCENT. WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING WEST 5 TO 6 MPH EARLY IN THE EVENING...THEN BECOMING LIGHT AND VARIABLE IN THE LATE EVENING AND OVERNIGHT. CWR (0.01 IN).......0 PERCENT. MIXING HEIGHT.......1600 FT AGL...DECREASING TO 300 FT AGL EARLY IN THE EVENING. TRANSPORT WINDS.....WEST 2 TO 5 MPH. TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).............0 25 13 17 9 12 WEATHER COV......... WEATHER TYPE........NONE NONE NONE NONE NONE NONE TSTM COV............ TEMP................66 62 60 58 56 54 RH..................37 47 50 52 55 57 20 FT WIND..........SW 2 W 5 W 3 W 2 W 2 W 2 20 FT WIND GUST.....5 10 5 5 5 5 CWR.................0 0 0 0 0 0 .THURSDAY... SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). A CHANCE OF SHOWERS LATE. MAX TEMPERATURE.....AROUND 72. MIN HUMIDITY........42 PERCENT. WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING SOUTHWEST 5 TO 7 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON. CWR (0.01 IN).......30 PERCENT. MIXING HEIGHT.......2000 FT AGL...INCREASING TO 6000 FT AGL. TRANSPORT WINDS.....WEST 6 TO 14 MPH...INCREASING TO 17 TO 22 MPH LATE. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).............15 12 12 27 48 60 WEATHER COV......... S CHC CHANCE WEATHER TYPE........NONE NONE NONE NONE RNSHWR RNSHWR TSTM COV............ S CHC S CHC TEMP................53 50 58 63 68 70 RH..................62 72 60 54 48 44 20 FT WIND..........W 3 W 4 W 5 W 5 SW 6 SW 6 20 FT WIND GUST.....5 5 10 10 15 15 CWR.................10 0 0 10 20 30 $$ FORECASTER...SLEIGHTER REQUESTED BY...STEVE SMESRAD TYPE OF REQUEST...PRESCRIBED .TAG 20120314.BIGWI.01/RNK