FNUS71 KLWX 151037 FWSLWX SPOT FORECAST FOR SECOND MOUINTAIN...USFS NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 637 AM EDT THU APR 15 2010 FORECAST IS BASED ON IGNITION TIME OF 0655 EDT ON APRIL 15. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE WILL REMAIN OVER THE REGION TODAY...BRINGING MORE DRY CONDITIONS. THE RELATIVE HUMIDITY WILL DROP TO NEAR 30 PERCENT THIS AFTERNOON...BUT WIND SPEEDS WILL BE LIGHT. A COLD FRONT WILL APPROACH THE AREA FRIDAY. THERE WILL BE SOME SHOWERS AND THUNDERSTORMS...BUT MOST OF THE TIME WILL BE DRY AND AVERAGE RAINFALL AMOUNTS WILL BE LIGHT. WESTERLY WINDS FRIDAY AFTERNOON WILL GUST AROUND 25 TO 30 MPH. THE DRIEST CONDITIONS WILL BE ACROSS CENTRAL VIRGINIA INTO EASTERN WEST VIRGINIA FOR LOCATIONS EAST OF THE ALLEGHENY FRONT. THE RELATIVE HUMIDITY WILL DROP TO NEAR 30 PERCENT ACROSS THIS AREA. THE COMBINATION OF LOW FUEL MOISTURE...DRY CONDITIONS...AND GUSTY WINDS WILL ENHANCE THE THREAT FOR THE SPREAD OF WILD FIRES. THERE IS A CHANCE FOR SHOWERS FRIDAY NIGHT...BUT RAINFALL AMOUNTS APPEAR THAT THEY WILL BE LIGHT. NORTHWEST WINDS BEHIND THE COLD FRONT SATURDAY WILL GUSTS AROUND 25 TO 30 MPH. COOLER CONDITIONS BEHIND THE FRONT SHOULD KEEP THE RELATIVE HUMIDITY ABOVE 30 PERCENT. .TODAY... SKY/WEATHER.........SUNNY (0-5 PERCENT). PATCHY FROST EARLY IN THE MORNING. MAX TEMPERATURE.....AROUND 72. MIN HUMIDITY........36 PERCENT. WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING NORTHWEST AROUND 5 MPH LATE. CWR.................0 PERCENT. MIXING HEIGHT.......100-1300 FT AGL...INCREASING TO 8000-8600 FT AGL. TRANSPORT WINDS.....NORTH 2 TO 10 MPH...BECOMING NORTHWEST 12 TO 15 MPH IN THE AFTERNOON. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........1 1 1 0 0 0 WEATHER COV.....PATCHY WEATHER TYPE....FROST NONE NONE NONE NONE NONE TEMP............38 43 55 64 69 71 RH..............92 82 55 43 37 36 20 FT WIND......NW 2 NW 2 NW 2 NW 2 NW 2 NW 4 20 FT WIND GUST.5 5 5 5 5 10 CWR.............0 0 0 0 0 0 .TONIGHT... SKY/WEATHER.........CLEAR (0-10 PERCENT). MIN TEMPERATURE.....AROUND 55. MAX HUMIDITY........64 PERCENT. WIND (20 FT)........NORTHWEST WINDS AROUND 5 MPH EARLY IN THE EVENING...BECOMING LIGHT AND VARIABLE...THEN BECOMING WEST 5 TO 6 MPH AFTER MIDNIGHT. CWR.................0 PERCENT. MIXING HEIGHT.......6000 FT AGL...DECREASING TO 0-600 FT AGL. TRANSPORT WINDS.....WEST 3 TO 9 MPH. TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........0 0 0 0 0 5 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............70 66 63 61 59 58 RH..............38 45 54 58 57 59 20 FT WIND......NW 4 NW 2 W 3 W 3 W 4 W 5 20 FT WIND GUST.10 5 5 5 10 10 CWR.............0 0 0 0 0 0 .FRIDAY... SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). MAX TEMPERATURE.....AROUND 74. MIN HUMIDITY........37 PERCENT. WIND (20 FT)........WEST WINDS 9 TO 14 MPH. GUSTS UP TO 30 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON. CWR.................10 PERCENT...INCREASING TO 20 PERCENT. MIXING HEIGHT.......0-200 FT AGL...INCREASING TO 2300 FT AGL LATE IN THE MORNING...THEN INCREASING TO 4900 FT AGL LATE IN THE MORNING...INCREASING TO 7100-8300 FT AGL LATE IN THE MORNING...DECREASING TO 6100 FT AGL. TRANSPORT WINDS.....WEST 5 TO 14 MPH...INCREASING TO 23 TO 31 MPH IN THE LATE MORNING AND AFTERNOON. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........7 6 15 31 46 57 WEATHER COV..... S CHC S CHC WEATHER TYPE....NONE NONE NONE NONE TSTORM TSTORM TEMP............57 59 65 70 72 73 RH..............62 60 50 44 39 37 20 FT WIND......W 5 W 5 W 8 W 10 W 10 W 11 20 FT WIND GUST.15 15 25 25 25 30 CWR.............0 10 10 10 20 20 $$ FORECASTER...KONARIK REQUESTED BY...TOM LEDBETTER TYPE OF REQUEST...PRESCRIBED .TAG 20100415.SECON.02/LWX