FNUS71 KRNK 222002 FWSRNK SPOT FORECAST FOR LEWIS TUNNEL 09...USFS NATIONAL WEATHER SERVICE BLACKSBURG VA 402 PM EDT FRI MAY 22 2009 FORECAST IS BASED ON REQUEST TIME OF 1556 EDT ON MAY 22. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE WILL MOVE EAST OFF THE MID ATLANTIC COAST THIS WEEKEND. EASTERLY WINDS WILL GRADUALLY VEER INTO THE SOUTHEAST OR SOUTH AS THE HIGH MOVES EAST...ALLOWING FOR A SLOW INCREASE OF LOW LEVEL MOISTURE AND CLOUD COVER. HUMIDITY VALUES WILL INCREASE EACH DAY. ISOLATED TO SCATTERED MAINLY AFTERNOON SHOWERS AND THUNDERSTORMS ARE POSSIBLE OVER THE MOUNTAINS DURING THE HOLIDAY WEEKEND. A COOL FRONT IS EXPECTED BY THE MIDDLE OF NEXT WEEK...WITH AN INCREASING CHANCE FOR WIDESPREAD RAINFALL. && .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT). MIN TEMPERATURE.....AROUND 56. MAX HUMIDITY........91 PERCENT. WIND (20 FT)........SOUTH WINDS AROUND 5 MPH EARLY IN THE EVENING...BECOMING LIGHT AND VARIABLE. CWR (0.01 IN).......10 PERCENT. MIXING HEIGHT.......300 FT AGL. TRANSPORT WINDS.....SOUTH 0 TO 8 MPH. MIXING HEIGHT.......300 FT AGL. TRANSPORT WINDS.....SOUTH 0 TO 8 MPH. HAINES INDEX........4 TO 5 OR OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. EYE LEVEL WINDS.....SOUTH WINDS AROUND 5 MPH EARLY IN THE EVENING...BECOMING LIGHT AND VARIABLE. TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).............43 37 34 32 31 36 WEATHER COV......... WEATHER TYPE........NONE NONE NONE NONE NONE NONE TEMP................78 72 68 64 62 60 RH..................43 52 61 69 76 80 20 FT WIND..........S 4 SE 3 S 2 SW 2 W 2 NW 2 20 FT WIND GUST.....10 5 5 EYE LEVEL WIND......S 3 SE 2 S 1 SW 1 W 1 NW 1 EYE LVL WND GST.....10 5 5 MIX HGT (FT)........5000 5000 5000 5000 5000 5000 TRANSPORT WIND......S 7 S 8 S 2 S 0 S 0 S 0 CWR.................10 10 10 10 10 10 HAINES INDEX........4 4 4 4 5 5 .SATURDAY... SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT). A SLIGHT CHANCE OF SHOWERS EARLY IN THE AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS LATE. MAX TEMPERATURE.....AROUND 80. MIN HUMIDITY........47 PERCENT. WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING SOUTHWEST 5 TO 6 MPH EARLY IN THE AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS LATE. CWR (0.01 IN).......30 PERCENT. MIXING HEIGHT.......6400 FT AGL. TRANSPORT WINDS.....SOUTH 3 TO 12 MPH...INCREASING TO AROUND 13 MPH EARLY IN THE AFTERNOON. MIXING HEIGHT.......6400 FT AGL. TRANSPORT WINDS.....SOUTH 3 TO 12 MPH...INCREASING TO AROUND 13 MPH EARLY IN THE AFTERNOON. HAINES INDEX........3 TO 5 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. EYE LEVEL WINDS.....LIGHT AND VARIABLE WINDS...BECOMING SOUTHWEST 5 TO 6 MPH EARLY IN THE AFTERNOON. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).............41 45 50 55 59 61 WEATHER COV......... S CHC S CHC CHANCE WEATHER TYPE........NONE NONE NONE RNSHWR RNSHWR RNSHWR TEMP................58 62 68 73 77 78 RH..................89 78 63 54 49 47 20 FT WIND..........NW 1 NW 1 W 1 SW 2 SW 4 SW 5 20 FT WIND GUST.....5 5 10 10 10 EYE LEVEL WIND......NW 1 NW 1 W 1 SW 1 SW 3 SW 4 EYE LVL WND GST.....5 5 10 10 10 MIX HGT (FT)........6400 6400 6400 6400 6400 6400 TRANSPORT WIND......S 3 S 10 S 10 S 10 S 13 S 13 CWR.................10 10 10 20 20 30 HAINES INDEX........4 3 3 4 5 5 $$ FORECASTER...JACKSON REQUESTED BY...RON SWANN TYPE OF REQUEST...WILDFIRE .TAG 20090522.LEWIS.01/RNK