FNUS71 KRNK 071722 FWSRNK SPOT FORECAST FOR ROARING RUN...USDA FOREST SERVICE NATIONAL WEATHER SERVICE BLACKSBURG VA 122 PM EDT WED APR 7 2010 FORECAST IS BASED ON REQUEST TIME OF 1313 EDT ON APRIL 07. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. ...RED FLAG WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING... .DISCUSSION... ...ENHANCED FIRE DANGER WITH LOW HUMIDITIES AND GUSTY SOUTHWEST WINDS THIS AFTERNOON... SOUTHWEST WINDS AT 10 TO 15 MPH WITH GUSTS AS HIGH AS 20 TO 25 MPH CAN BE EXPECTED THIS AFTERNOON. THIS SHOULD LOWER THE HUMIDITIES DOWN INTO THE 20S...AND AS LOW AS THE UPPER TEENS IN THE HIGHER TERRAIN OF THE ALLEGHANY HIGHLANDS...AS A VERY DRY AIR MASS REMAINS ALOFT. WE FINALLY BREAK THE WARM AND DRY SPELL THURSDAY AS SHOWERS AND THUNDERSTORMS ARE LIKELY WITH A STRONG COLD FRONTAL PASSAGE THURSDAY. 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. .REST OF TODAY... SKY/WEATHER.........SUNNY (5-15 PERCENT). MAX TEMPERATURE.....AROUND 87. MIN HUMIDITY........16 PERCENT. WIND (20 FT)........SOUTHWEST WINDS 8 TO 13 MPH. GUSTS UP TO 25 MPH EARLY IN THE AFTERNOON. CWR (0.01 IN).......0 PERCENT. MIXING HEIGHT.......7800 FT AGL. TRANSPORT WINDS.....SOUTHWEST 23 TO 26 MPH. WIND (EYE LEVEL)....SOUTHWEST WINDS 8 TO 13 MPH. TIME (EDT) 1 PM 3 PM 5 PM SKY (%).............4 11 15 WEATHER COV......... WEATHER TYPE........NONE NONE NONE TEMP................88 88 87 MIN HUMIDITY........20 17 18 WIND (20 FT)........SW 6 SW 10 SW 9 20 FT WIND GUST.....25 25 20 WIND (EYE LEVEL)....SW 5 SW 8 SW 7 EYE LVL WND GST.....15 25 20 CWR.................0 0 0 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT)...THEN BECOMING MOSTLY CLOUDY (50-60 PERCENT). MIN TEMPERATURE.....AROUND 59. MAX HUMIDITY........72 PERCENT. WIND (20 FT)........SOUTHWEST WINDS 5 TO 9 MPH WITH GUSTS UP TO 20 MPH IN THE EVENING...BECOMING LIGHT AND VARIABLE. CWR (0.01 IN).......10 PERCENT. MIXING HEIGHT.......1600 FT AGL. TRANSPORT WINDS.....SOUTHWEST 14 TO 23 MPH...DECREASING TO 12 TO 13 MPH LATE. WIND (EYE LEVEL)....SOUTHWEST WINDS 5 TO 9 MPH IN THE EVENING...BECOMING LIGHT AND VARIABLE. TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).............19 29 35 41 49 54 WEATHER COV......... WEATHER TYPE........NONE NONE NONE NONE NONE NONE TEMP................86 79 74 70 68 65 MIN HUMIDITY........21 32 41 50 55 61 WIND (20 FT)........S 7 S 6 SW 5 SW 3 SW 2 SW 2 20 FT WIND GUST.....20 15 10 5 5 5 WIND (EYE LEVEL)....S 5 S 4 SW 4 SW 2 SW 1 SW 1 EYE LVL WND GST.....20 15 10 5 5 5 CWR.................0 0 0 0 10 10 .THURSDAY... SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). A CHANCE OF SHOWERS LATE IN THE MORNING. SHOWERS AND THUNDERSTORMS LIKELY EARLY IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 73. MIN HUMIDITY........44 PERCENT. WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING WEST 7 TO 12 MPH WITH GUSTS UP TO 25 MPH IN THE LATE MORNING AND AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS LATE IN THE MORNING. CWR (0.01 IN).......70 PERCENT. MIXING HEIGHT.......4700 FT AGL. TRANSPORT WINDS.....SOUTHWEST 9 TO 17 MPH...INCREASING TO WEST 21 TO 30 MPH LATE IN THE MORNING. WIND (EYE LEVEL)....LIGHT AND VARIABLE WINDS...BECOMING WEST 7 TO 12 MPH IN THE LATE MORNING AND AFTERNOON. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).............60 67 78 86 91 98 WEATHER COV......... S CHC S CHC CHANCE LIKELY LIKELY WEATHER TYPE........NONE RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP................62 61 65 68 70 71 MIN HUMIDITY........68 68 59 54 50 46 WIND (20 FT)........SW 3 SW 3 SW 4 SW 6 SW 10 W 10 20 FT WIND GUST.....10 5 10 15 20 25 WIND (EYE LEVEL)....SW 2 SW 2 SW 3 SW 5 SW 7 W 7 EYE LVL WND GST.....10 5 10 15 20 25 CWR.................10 20 20 30 70 70 $$ FORECASTER...PERRY REQUESTED BY...RON NIXON TYPE OF REQUEST...WILDFIRE .TAG 20100407.ROARI.01/RNK