WATCHES: Severe Thunderstorm Watch Number 140

WWUS20 KWNS 041826
SEL0
SPC WW 041826
NCZ000-VAZ000-CWZ000-050200-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 140
NWS STORM PREDICTION CENTER NORMAN OK
230 PM EDT WED APR 4 2012

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

CENTRAL AND EASTERN NORTH CAROLINA
SOUTHEAST VIRGINIA
COASTAL WATERS

EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 230 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 EITHER SIDE OF A LINE FROM 30 MILES EAST NORTHEAST
OF ELIZABETH CITY NORTH CAROLINA TO 30 MILES WEST NORTHWEST OF
SOUTHERN PINES NORTH CAROLINA. FOR A COMPLETE DEPICTION OF THE
WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0).

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 139...

DISCUSSION...SCATTERED TSTMS ARE EXPECTED TO DEVELOP THIS AFTERNOON
ALONG WEAK COLD FRONT ADVANCING SEWD ACROSS THE REGION. THE
COMBINATION OF STEEP LOW-LEVEL LAPSE RATES...SBCAPE OF 1000-2000
J/KG AND 30-35 KT OF DEEP NWLY SHEAR WILL SUPPORT ORGANIZED LINE
SEGMENTS AND STORM CLUSTERS CAPABLE OF SEVERE HAIL AND DAMAGING
WINDS.

AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
MOTION VECTOR 29030.

...MEAD

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