FNUS71 KRNK 190948 FWSRNK SPOT FORECAST FOR POWDERHOUSE...USFS NATIONAL WEATHER SERVICE BLACKSBURG VA 548 AM EDT FRI MAR 19 2010 FORECAST IS BASED ON IGNITION TIME OF 0900 EDT ON MARCH 19. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE WILL BE OVER THE AREA THROUGH SATURDAY PROVIDING DRY CONDITIONS AND LIGHT WINDS. ENOUGH OF A WEST TO NORTHWEST WIND WILL SEND HUMIDITIES AS LOW AS THE TEENS ACROSS THE ROANOKE AND SOUTHERN SHENANDOAH VALLEYS EAST INTO THE PIEDMONT. GIVEN A NW FLOW ABOVE THE SURFACE THIS AFTERNOON...THERE WILL BE A GOOD POSSIBILITY THE MIN RHS DROP AT OR BELOW 21 PERCENT FOR AN PERIOD OF LESS THAN 2 HOURS. .TODAY... SKY/WEATHER.........SUNNY (0-5 PERCENT). MAX TEMPERATURE.....AROUND 67. MIN HUMIDITY........19-23 PERCENT. WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING WEST 5 TO 7 MPH IN THE LATE MORNING AND AFTERNOON. CWR (0.01 IN).......0 PERCENT. MIXING HEIGHT.......5900 FT AGL. TRANSPORT WINDS.....SOUTHWEST 0 TO 5 MPH...INCREASING TO NORTHWEST 10 TO 16 MPH IN THE LATE MORNING AND AFTERNOON. TIME (EDT) 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).............0 0 0 0 0 WEATHER COV......... WEATHER TYPE........NONE NONE NONE NONE NONE TEMP................41 51 57 62 66 MIN HUMIDITY........61 44 36 28 23 WIND (20 FT)........NW 4 NW 5 W 5 W 6 W 6 20 FT WIND GUST.....10 10 10 15 15 CWR.................0 0 0 0 0 .TONIGHT... MIN TEMPERATURE.....AROUND 37. MAX HUMIDITY........79 PERCENT. WIND (20 FT)........WEST WINDS 5 TO 6 MPH EARLY IN THE EVENING...BECOMING LIGHT AND VARIABLE. CWR (0.01 IN).......0 PERCENT. MIXING HEIGHT.......0 FT AGL. TRANSPORT WINDS.....NORTHWEST 12 TO 16 MPH...BECOMING SOUTH 0 TO 6 MPH IN THE LATE EVENING AND OVERNIGHT. TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM TEMP................63 56 53 49 46 44 MIN HUMIDITY........25 34 41 49 55 59 WIND (20 FT)........W 5 W 4 W 2 W 2 NW 2 NW 2 20 FT WIND GUST.....10 10 5 5 5 5 CWR.................0 0 0 0 0 0 .SATURDAY... SKY/WEATHER.........SUNNY (15-25 PERCENT). MAX TEMPERATURE.....AROUND 73. MIN HUMIDITY........27 PERCENT. WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING SOUTHWEST 5 TO 7 MPH IN THE AFTERNOON. CWR (0.01 IN).......0 PERCENT. MIXING HEIGHT.......8000 FT AGL. TRANSPORT WINDS.....SOUTHWEST 0 TO 8 MPH...INCREASING TO 10 TO 14 MPH IN THE AFTERNOON. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).............3 2 7 13 20 29 WEATHER COV......... WEATHER TYPE........NONE NONE NONE NONE NONE NONE TEMP................41 38 50 58 65 70 MIN HUMIDITY........65 79 52 39 32 29 WIND (20 FT)........NW 2 NW 1 SW 2 SW 4 SW 5 SW 6 20 FT WIND GUST.....5 5 10 15 15 CWR.................0 0 0 0 0 0 $$ FORECASTER...PERRY REQUESTED BY...RON NIXON TYPE OF REQUEST...PRESCRIBED .TAG 20100319.POWDE.02/RNK