Post by Nws Olney Maryland on Feb 28, 2011 10:56:10 GMT -5
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 32
NWS STORM PREDICTION CENTER NORMAN OK
900 AM EST MON FEB 28 2011
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
DISTRICT OF COLUMBIA
MARYLAND
WESTERN AND CENTRAL VIRGINIA
SOUTHEAST WEST VIRGINIA
COASTAL WATERS
EFFECTIVE THIS MONDAY MORNING AND AFTERNOON FROM 900 AM UNTIL 400
PM EST.
SEVERAL TORNADOES
SCATTERED DAMAGING WINDS
ISOLATED WIND GUSTS TO 70 MPH POSSIBLE
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE
MILES EAST AND WEST OF A LINE FROM 20 MILES NORTH OF MARTINSBURG
WEST VIRGINIA TO 45 MILES SOUTH SOUTHEAST OF DUBLIN VIRGINIA.
FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU2).
REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND 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.
OTHER WATCH INFORMATION...CONTINUE...WW 29...WW 30...WW 31...
DISCUSSION...QLCS CURRENTLY MOVING THROUGH THE CNTRL APPALACHIANS IS
EXPECTED TO MOVE E OF THE BLUE RIDGE BY LATE MORNING. AIR MASS E OF
THE HIGHER TERRAIN IS CHARACTERIZED BY STEEP MIDLEVEL LAPSE RATES
AND A WARMING/MOISTENING BOUNDARY LAYER. GIVEN THE STRONG VERTICAL
SHEAR IN PLACE...SETUP WILL REMAIN FAVORABLE FOR EMBEDDED BOWING
AND/OR SUPERCELL FEATURES WITH THE THREAT FOR DAMAGING WINDS AND
PERHAPS A TORNADO OR TWO.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 0.5 INCH. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
400. MEAN STORM MOTION VECTOR 26040.
....MILLER/BURRUS
TORNADO WATCH NUMBER 32
NWS STORM PREDICTION CENTER NORMAN OK
900 AM EST MON FEB 28 2011
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
DISTRICT OF COLUMBIA
MARYLAND
WESTERN AND CENTRAL VIRGINIA
SOUTHEAST WEST VIRGINIA
COASTAL WATERS
EFFECTIVE THIS MONDAY MORNING AND AFTERNOON FROM 900 AM UNTIL 400
PM EST.
SEVERAL TORNADOES
SCATTERED DAMAGING WINDS
ISOLATED WIND GUSTS TO 70 MPH POSSIBLE
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE
MILES EAST AND WEST OF A LINE FROM 20 MILES NORTH OF MARTINSBURG
WEST VIRGINIA TO 45 MILES SOUTH SOUTHEAST OF DUBLIN VIRGINIA.
FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU2).
REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND 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.
OTHER WATCH INFORMATION...CONTINUE...WW 29...WW 30...WW 31...
DISCUSSION...QLCS CURRENTLY MOVING THROUGH THE CNTRL APPALACHIANS IS
EXPECTED TO MOVE E OF THE BLUE RIDGE BY LATE MORNING. AIR MASS E OF
THE HIGHER TERRAIN IS CHARACTERIZED BY STEEP MIDLEVEL LAPSE RATES
AND A WARMING/MOISTENING BOUNDARY LAYER. GIVEN THE STRONG VERTICAL
SHEAR IN PLACE...SETUP WILL REMAIN FAVORABLE FOR EMBEDDED BOWING
AND/OR SUPERCELL FEATURES WITH THE THREAT FOR DAMAGING WINDS AND
PERHAPS A TORNADO OR TWO.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 0.5 INCH. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
400. MEAN STORM MOTION VECTOR 26040.
....MILLER/BURRUS