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Displaying AFOS PIL: SEL0 Product Timestamp: 2003-05-10 19:15 UTC
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000
WWUS20 KWNS 101912
SEL0
SPC WW 101915
NCZ000-VAZ000-110100-
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 340
NWS STORM PREDICTION CENTER NORMAN OK
315 PM EDT SAT MAY 10 2003
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
NORTHERN NORTH CAROLINA
SOUTHERN VIRGINIA
EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 315 PM UNTIL
900 PM EDT.
TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE TORNADO WATCH AREA IS ALONG AND 50 STATUTE MILES NORTH AND
SOUTH OF A LINE FROM 40 MILES SOUTHWEST OF ROANOKE VIRGINIA TO 45
MILES NORTHEAST OF ROCKY MOUNT NORTH CAROLINA.
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 336...WW 337...WW 338...WW
339...
DISCUSSION...ISOLATED THUNDERSTORMS ARE FORMING OVER THE MOUNTAINS
OF SOUTHWEST VA...AND MAY DEVELOP OVER NORTH CENTRAL NC SOON. VERY
MOIST/UNSTABLE AIRMASS...STRONG WINDS ALOFT...AND ENHANCED SHEAR
NEAR SURFACE BOUNDARY MAY PROMOTE THE THREAT OF SUPERCELLS.
ISOLATED TORNADOES MAY OCCUR WITH STORMS NEAR THE BOUNDARY.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.
MEAN STORM MOTION VECTOR 26030.
...HART
373,0802 370,0771 353,0771 361,0802