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WWUS20 KWNS 301714

SEL1

SPC WW 301714

NCZ000-VAZ000-CWZ000-302300-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 121

NWS STORM PREDICTION CENTER NORMAN OK

115 PM EDT WED APR 30 2014



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* TORNADO WATCH FOR PORTIONS OF

  NORTHEAST NORTH CAROLINA

  SOUTHEAST VIRGINIA

  COASTAL WATERS



* EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 115 PM

  UNTIL 700 PM EDT.



* PRIMARY THREATS INCLUDE...

  A COUPLE TORNADOES POSSIBLE

  ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

  ISOLATED LARGE HAIL EVENTS TO 1 INCH IN DIAMETER POSSIBLE



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 55 STATUTE

MILES EAST AND WEST OF A LINE FROM 30 MILES NORTH NORTHEAST OF

RICHMOND VIRGINIA TO 25 MILES EAST SOUTHEAST OF ROCKY MOUNT NORTH

CAROLINA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU1).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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.



&&



DISCUSSION...SCATTERED THUNDERSTORMS DEVELOPING IN A MOIST

ENVIRONMENT WILL RESULT IN THE POTENTIAL FOR SUPERCELLS CAPABLE OF

PRODUCING A COUPLE TORNADOES THIS AFTERNOON.  THE TORNADO THREAT

WILL BE SUPPORTED BY SOMEWHAT ENHANCED LOW-LEVEL SHEAR ALONG AND E

OF A WARM FRONT ACROSS THE PIEDMONT...WHERE SURFACE DEWPOINTS OF

68-70 F AND TEMPERATURES IN THE UPPER 70S ARE CONTRIBUTING TO

MODERATE SURFACE-BASED INSTABILITY.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND

GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450.

MEAN STORM MOTION VECTOR 22025.





...THOMPSON

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