FNUS71 KRNK 071418 FWSRNK SPOT FORECAST FOR COLES RUN UNIT 1 AND 2...FOREST SERVICE NATIONAL WEATHER SERVICE BLACKSBURG VA 1018 AM EDT SAT APR 7 2012 FORECAST IS BASED ON IGNITION TIME OF 1030 EDT ON APRIL 07. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE WILL CONTINUE TO BRING DRIER WEATHER TO THE REGION THROUGH THE WEEKEND. DEW POINTS AND RELATIVE HUMIDITIES WILL DROP INTO THE TEENS TO LOW 20S THIS AFTERNOON...AND WINDS WILL BE NORTH WEST TO NORTH AT 10 TO 15 MPH...WITH SOME GUSTS TO 20 MPH...ESPECIALLY AT THE HIGHER ELEVATIONS. THIS WILL COMBINE WITH 10-HOUR FUEL MOISTURES AROUND 10 PERCENT ACROSS THE GREENBRIER VALLEY...THE ALLEGHANY HIGHLANDS OF VIRGINIA...AND THE SOUTHERN SHENENDOAH VALLEY OF VIRGINIA.. TO RESULT IN AN INCREASED FIRE DANGER POTENTIAL THIS AFTERNOON. ON SUNDAY...THE APPROACH OF A MOSTLY DRY COLD FRONT WILL BRING GUSTY NORTHWEST WINDS...WITH GUSTS 25 TO 30 MPH POSSIBLE IN THE HIGHER ELEVATIONS. RELATIVE HUMIDITIES RECOVER SATURDAY NIGHT THEN FALL INTO THE MID 20S TO LOWER 30S SUNDAY AFTERNOON...AND TO BETWEEN 25 AND 30 PERCENT AGAIN MONDAY. .TODAY... SKY/WEATHER.........SUNNY (0-5 PERCENT). WIDESPREAD FROST EARLY IN THE MORNING. MAX TEMPERATURE.....AROUND 62. MIN HUMIDITY........19 PERCENT. WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING NORTHWEST 6 TO 8 MPH LATE IN THE MORNING. CWR (0.01 IN).......0 PERCENT. MIXING HEIGHT.......2000 FT AGL...INCREASING TO 5600 FT AGL. TRANSPORT WINDS.....SOUTHWEST 0 TO 3 MPH...INCREASING TO NORTHWEST 7 TO 16 MPH IN THE LATE MORNING AND EARLY AFTERNOON...THEN INCREASING TO 17 TO 18 MPH LATE. 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. TIME (EDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).............0 0 0 0 0 0 0 0 WEATHER COV......... WEATHER TYPE........ TSTM COV............ TEMP................35 41 47 53 56 58 59 60 RH..................58 43 32 24 21 19 19 19 20 FT WIND DIR......NW NW NW NW NW NW NW NW 20 FT WIND SPD......3 5 5 6 6 6 6 6 20 FT WIND GUST.....5 10 10 15 15 15 15 15 MIX HGT (KFT).......2.0 2.9 3.4 3.8 4.2 4.6 5.1 5.6 TRANSP WIND DIR.....W NW NW NW NW NW NW NW TRANSP WIND SPD.....7 12 13 14 14 16 17 18 CWR.................0 0 0 0 0 0 0 0 HAINES INDEX........4 4 4 4 5 5 5 4 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT). MIN TEMPERATURE.....AROUND 28. MAX HUMIDITY........95 PERCENT. WIND (20 FT)........NORTHWEST WINDS 5 TO 7 MPH EARLY IN THE EVENING...BECOMING LIGHT DOWNSLOPE. CWR (0.01 IN).......0 PERCENT. MIXING HEIGHT.......2800 FT AGL...DECREASING TO 300 FT AGL IN THE LATE EVENING AND OVERNIGHT. TRANSPORT WINDS.....NORTHWEST 13 TO 20 MPH...BECOMING SOUTH 0 TO 6 MPH IN THE LATE EVENING AND OVERNIGHT. 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. TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM SKY (%).............0 0 0 3 8 11 11 10 12 20 30 37 WEATHER COV......... WEATHER TYPE........ TSTM COV............ TEMP................58 54 51 48 45 43 41 39 38 36 35 34 RH..................21 24 29 33 39 45 49 53 57 64 72 80 20 FT WIND DIR......NW NW NW NW NW NW NW NW W W SW SW 20 FT WIND SPD......6 5 4 2 2 2 2 2 2 2 1 1 20 FT WIND GUST.....15 10 5 5 5 5 5 MIX HGT (KFT).......4.6 3.7 2.8 2.0 1.2 0.4 0.3 0.3 0.3 0.3 0.3 0.3 TRANSP WIND DIR.....NW NW NW W SW S S S S S S S TRANSP WIND SPD.....20 20 18 13 6 0 0 0 0 0 0 0 CWR.................0 0 0 0 0 0 0 0 0 0 0 0 HAINES INDEX........4 4 4 4 4 4 4 4 5 5 5 4 .SUNDAY... SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT). PATCHY FROST EARLY IN THE MORNING. MAX TEMPERATURE.....AROUND 65. MIN HUMIDITY........32 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. CWR (0.01 IN).......10 PERCENT. MIXING HEIGHT.......1300 FT AGL...INCREASING TO 6200 FT AGL. TRANSPORT WINDS.....SOUTHWEST 0 TO 6 MPH...INCREASING TO NORTHWEST 13 TO 22 MPH LATE IN THE MORNING...THEN INCREASING TO 23 TO 30 MPH IN THE AFTERNOON. HAINES INDEX........2 TO 5 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).............38 37 42 46 48 50 51 51 55 55 60 60 WEATHER COV.........PTY PTY WEATHER TYPE........FST FST TSTM COV............ TEMP................32 29 37 42 46 51 53 56 59 60 62 63 RH..................87 95 61 53 47 42 40 38 36 34 33 32 20 FT WIND DIR......SW W W W W W W W W W W W 20 FT WIND SPD......1 2 2 3 4 5 6 7 9 9 10 9 20 FT WIND GUST..... 5 5 10 10 15 20 20 20 25 20 MIX HGT (KFT).......0.3 0.3 0.3 1.3 2.3 3.3 4.0 4.8 5.5 5.7 5.9 6.2 TRANSP WIND DIR.....S S S SW W NW NW NW NW NW NW NW TRANSP WIND SPD.....0 0 0 6 13 18 22 23 25 26 29 30 CWR.................0 0 0 0 0 0 0 0 10 10 10 10 HAINES INDEX........4 4 5 5 5 3 3 3 4 4 4 2 $$ FORECASTER...WERT REQUESTED BY...PATTY FELTON TYPE OF REQUEST...PRESCRIBED .TAG 20120407.COLES.01/RNK