Nelson: Severe Thunderstorm Watch until 10 PM EDT – expired

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    As we have been discussing, the weather continues to head toward a more unstable atmosphere. As of 5 PM EDT the Storm Prediction Center has issued a Severe Thunderstorm Watch for much of Central Virginia that is not covered by a tornado watch already. The outline areas are below.

    URGENT – IMMEDIATE BROADCAST REQUESTED
    SEVERE THUNDERSTORM WATCH NUMBER 486
    NWS STORM PREDICTION CENTER NORMAN OK
    500 PM EDT WED JUL 4 2007

    THE NWS STORM PREDICTION CENTER HAS ISSUED A
    SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

    A SMALL PART OF NORTHERN NORTH CAROLINA
    CENTRAL AND SOUTHERN VIRGINIA
    SOUTHEASTERN WEST VIRGINIA

    EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 500 PM UNTIL
    1000 PM EDT.

    HAIL TO 1.5 INCHES IN DIAMETER…THUNDERSTORM WIND GUSTS TO 70
    MPH…AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

    THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 60
    STATUTE MILES NORTH AND SOUTH OF A LINE FROM 40 MILES SOUTH
    SOUTHWEST OF BLUEFIELD WEST VIRGINIA TO 45 MILES EAST SOUTHEAST
    OF CHARLOTTESVILLE VIRGINIA. FOR A COMPLETE DEPICTION OF THE
    WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU6).

    REMEMBER…A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
    FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH
    AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR
    THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS
    AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY
    DO PRODUCE TORNADOES.

    OTHER WATCH INFORMATION…CONTINUE…WW 482…WW 483…WW
    484…WW 485…

    DISCUSSION…WIDELY SCTD STORMS/POSSIBLE SUPERCELLS EXPECTED TO
    PERSIST/DEVELOP IN MODERATELY SHEARED LOW LVL THERMAL AXIS ON SRN
    FRINGE OF DIFFLUENT SHORTWAVE TROUGH. SUPERCELLULAR NATURE OF
    UPDRAFTS MAY LENGTHEN STORM LIFETIMES AND ENHANCE THREAT FOR
    HAIL/WIND AND PERHAPS AN ISOLATED TORNADO.

    County outline area:

    SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 486
    NWS STORM PREDICTION CENTER NORMAN OK
    500 PM EDT WED JUL 4 2007

    SEVERE THUNDERSTORM WATCH 486 IS IN EFFECT UNTIL 1000 PM EDT
    FOR THE FOLLOWING LOCATIONS

    VIRGINIA COUNTIES INCLUDED ARE

    ALBEMARLE ALLEGHANY AMELIA
    AMHERST APPOMATTOX BATH
    BEDFORD BLAND BOTETOURT
    BUCKINGHAM CAMPBELL CARROLL
    CHARLOTTE CRAIG CUMBERLAND
    FLOYD FLUVANNA FRANKLIN
    GILES GOOCHLAND GRAYSON
    HALIFAX HENRY LOUISA
    LUNENBURG MECKLENBURG MONTGOMERY
    NELSON NOTTOWAY ORANGE
    PATRICK PITTSYLVANIA POWHATAN
    PRINCE EDWARD PULASKI ROANOKE
    ROCKBRIDGE SMYTH SPOTSYLVANIA
    TAZEWELL WYTHE

    VIRGINIA INDEPENDENT CITIES INCLUDED ARE

    BEDFORD BUENA VISTA CHARLOTTESVILLE
    COVINGTON DANVILLE GALAX
    LEXINGTON LYNCHBURG MARTINSVILLE
    RADFORD ROANOKE SALEM

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