FNUS71 KRNK 081558 FWSRNK SPOT FORECAST FOR ROARING RUN...USDA FOREST SERVICE NATIONAL WEATHER SERVICE BLACKSBURG VA 1158 AM EDT THU APR 8 2010 FORECAST IS BASED ON REQUEST TIME OF 1113 EDT ON APRIL 08. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... WE FINALLY BREAK THE WARM AND DRY SPELL THURSDAY AS SHOWERS AND THUNDERSTORMS ARE LIKELY WITH A STRONG COLD FRONTAL PASSAGE. THE WINDS WILL BE BREEZY AHEAD OF THE FRONT THURSDAY AND BLUSTERY BEHIND IT FRIDAY. THE WEATHER BEHIND THIS FRONT WILL BE MORE SEASONAL THAN CURRENT WEATHER CONDITIONS WITH COOLER TEMPERATURES EXPECTED FOR FRIDAY...AND NEAR SEASONAL TEMPERATURES FOR THE WEEKEND. HUMIDITY LEVELS WILL DROP INTO THE 20S EAST OF THE BLUE RIDGE FRIDAY AND SATURDAY AFTERNOON WITH A WEST WIND UP TO 15 MPH. HUMIDITIES WILL RECOVER EACH NIGHT WITH FROST POSSIBLE SATURDAY AND SUNDAY MORNING. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT)...THEN BECOMING MOSTLY CLOUDY (80-90 PERCENT). SHOWERS WITH THUNDERSTORMS LIKELY IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 79. MIN HUMIDITY........47 PERCENT. WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING SOUTHWEST 8 TO 13 MPH WITH GUSTS UP TO 25 MPH IN THE LATE MORNING AND AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS LATE. CWR (0.01 IN).......90 PERCENT. MIXING HEIGHT.......7500 FT AGL. TRANSPORT WINDS.....SOUTHWEST 3 TO 12 MPH...INCREASING TO AROUND 36 MPH. WIND (EYE LEVEL)....LIGHT AND VARIABLE WINDS...BECOMING SOUTHWEST 8 TO 13 MPH IN THE LATE MORNING AND AFTERNOON. TIME (EDT) 11 AM 1 PM 3 PM 5 PM SKY (%).............31 65 84 88 WEATHER COV......... S CHC LIKELY DEFNTE WEATHER TYPE........NONE RNSHWR RNSHWR RNSHWR TEMP................79 82 76 71 MIN HUMIDITY........44 39 45 60 WIND (20 FT)........S 6 SW 8 SW 10 SW 10 20 FT WIND GUST.....15 20 25 25 WIND (EYE LEVEL)....S 4 SW 6 SW 7 SW 8 EYE LVL WND GST.....15 20 25 25 CWR.................10 20 60 90 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). A CHANCE OF THUNDERSTORMS EARLY IN THE EVENING. SHOWERS LIKELY EARLY IN THE EVENING...THEN A CHANCE OF SHOWERS IN THE LATE EVENING AND EARLY MORNING. MIN TEMPERATURE.....AROUND 46. MAX HUMIDITY........76 PERCENT. WIND (20 FT)........WEST WINDS 6 TO 11 MPH WITH GUSTS UP TO 20 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE EVENING. CWR (0.01 IN).......70 PERCENT. MIXING HEIGHT.......2500 FT AGL. TRANSPORT WINDS.....WEST 29 TO 37 MPH...BECOMING NORTHWEST 23 TO 26 MPH LATE IN THE EVENING. WIND (EYE LEVEL)....WEST WINDS 6 TO 11 MPH. TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).............92 96 97 82 58 53 WEATHER COV.........LIKELY LIKELY CHANCE CHANCE WEATHER TYPE........RNSHWR RNSHWR RNSHWR RNSHWR NONE NONE TEMP................70 65 63 56 53 49 MIN HUMIDITY........60 58 56 55 61 63 WIND (20 FT)........W 9 W 5 NW 6 NW 7 W 6 W 6 20 FT WIND GUST.....20 15 15 20 15 15 WIND (EYE LEVEL)....SW 7 W 4 NW 5 NW 5 W 5 W 4 EYE LVL WND GST.....20 15 15 20 15 15 CWR.................70 60 40 40 10 10 .FRIDAY... SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). MAX TEMPERATURE.....AROUND 59. MIN HUMIDITY........27 PERCENT. WIND (20 FT)........WEST WINDS 11 TO 16 MPH WITH GUSTS UP TO 25 MPH. CWR (0.01 IN).......10 PERCENT. MIXING HEIGHT.......6100 FT AGL. TRANSPORT WINDS.....WEST 23 TO 30 MPH. WIND (EYE LEVEL)....WEST WINDS 11 TO 16 MPH. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).............54 60 51 43 36 28 WEATHER COV......... WEATHER TYPE........NONE NONE NONE NONE NONE NONE TEMP................45 44 49 53 55 57 MIN HUMIDITY........69 73 55 43 35 29 WIND (20 FT)........W 5 W 4 W 8 W 10 W 12 W 12 20 FT WIND GUST.....15 10 15 25 25 25 WIND (EYE LEVEL)....W 4 W 3 W 6 W 8 W 9 W 9 EYE LVL WND GST.....15 10 15 25 25 25 CWR.................10 10 10 0 10 10 $$ FORECASTER...MATTAROCHIA REQUESTED BY...RON NIXON TYPE OF REQUEST...WILDFIRE .TAG 20100408.ROARI.01/RNK