FNUS51 KRNK 211907 FWFRNK FIRE WEATHER PLANNING FORECAST FOR SW VA...SE WV AND NW NC NATIONAL WEATHER SERVICE BLACKSBURG VA 307 PM EDT TUE MAY 21 2013 .DISCUSSION... FIRE WEATHER THREATS WILL REMAIN LOW INTO THURSDAY...WITH SHOWERS AND THUNDERSTORMS IN THE FORECAST. LOW PRESSURE ALOFT ACROSS SOUTHERN VIRGINIA WILL PUSH EAST INTO THE ATLANTIC OCEAN TONIGHT. A LARGE LOW PRESSURE SYSTEM WILL TRACK FROM THE CENTRAL PLAINS INTO THE GREAT LAKES BY THURSDAY. THIS SYSTEM WILL PUSH A COLD FRONT THROUGH THE AREA THURSDAY...FOLLOWED BY HIGH PRESSURE ON FRIDAY. RELATIVE HUMIDITY AS LOW AS THE 40 AND 50S THIS AFTERNOON WILL REBOUND QUICKLY TONIGHT TO MAXIMUM FROM 85 TO 100 PERCENT. MINIMUM RELATIVE HUMIDITY WEDNESDAY AFTERNOON WILL VARY FROM THE MID 40S TO AROUND 70 PERCENT ALONG SOUTHERN BLUE RIDGE. VAZ044-220915- PITTSYLVANIA- INCLUDING THE CITIES OF...DANVILLE 307 PM EDT TUE MAY 21 2013 TONIGHT WED WED NIGHT THU CLOUD COVER PCLDY PCLDY MCLDY MCLDY PRECIP TYPE TSTMS TSTMS TSTMS TSTMS CHANCE PRECIP (%) 30 40 40 70 MIN/MAX TEMP 63 85 65 80 MAX/MIN RH % 99 49 96 61 WND20FT2MIN/EARLY(MPH)LGT/VAR LGT/VAR S 7 S 6 WND20FT2MIN/LATE(MPH) LGT/VAR S 7 S 6 SW 7 PRECIP AMOUNT 0.01 0.04 0.05 0.24 PRECIP DURATION 2 1 2 5 PRECIP BEGIN 6 PM 8 AM CONTINUING CONTINUING PRECIP END 2 AM CONTINUING CONTINUING CONTINUING MIXING HGT(FT-AGL) 5740 6110 TRANSPORT WND (MPH) SW 21 SW 16 VENT RATE (MPH-FT) 120540 97760 DISPERSION (EVENING) VERY POOR FAIR LAL 3 3 3 3 HAINES INDEX 3 4 4 3 ADI EARLY 51 GEN GOOD 30 FAIR 68 GOOD 40 FAIR ADI LATE 1 VERY POOR 93 GOOD 23 FAIR 58 GEN GOOD MAX LVORI EARLY 5 8 3 5 MAX LVORI LATE 7 1 4 1 REMARKS...NONE. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY NIGHT AND FRIDAY...MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. MINIMUM RH 48 PERCENT. NORTHWEST WINDS 10 TO 15 MPH. .FRIDAY NIGHT AND SATURDAY...MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 70S. MINIMUM RH 42 PERCENT. NORTHWEST WINDS 5 TO 10 MPH. .SATURDAY NIGHT AND SUNDAY...MOSTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S. MINIMUM RH 50 PERCENT. EAST WINDS AROUND 5 MPH. .SUNDAY NIGHT AND MONDAY...MOSTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID 70S. MINIMUM RH 58 PERCENT. EAST WINDS AROUND 5 MPH. .MONDAY NIGHT AND TUESDAY...MOSTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. MINIMUM RH 58 PERCENT. SOUTHEAST WINDS AROUND 5 MPH. .OUTLOOK 8 TO 14 DAYS... TEMPERATURES ABOVE NORMAL. PRECIPITATION NEAR NORMAL.