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URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 178

NWS STORM PREDICTION CENTER NORMAN OK

110 PM EDT FRI MAY 23 2014



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  SOUTHERN AND EASTERN NORTH CAROLINA

  CENTRAL AND EASTERN SOUTH CAROLINA

  COASTAL WATERS



* EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 110 PM UNTIL

  900 PM EDT.



* PRIMARY THREATS INCLUDE...

  SCATTERED LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL EVENTS

    TO 2.5 INCHES IN DIAMETER POSSIBLE

  SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

  A TORNADO OR TWO POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 70

STATUTE MILES EITHER SIDE OF A LINE FROM 25 MILES SOUTH SOUTHEAST

OF ORANGEBURG SOUTH CAROLINA TO 50 MILES NORTH NORTHEAST OF NEW

BERN NORTH CAROLINA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE

THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU8).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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.



&&



DISCUSSION...SCTD TSTMS EXPECTED TO FORM AND INCREASE IN NUMBER

THROUGH THIS AFTN AS SFC HEATING CONTINUES IN ZONE OF WEAK ASCENT

DOWNSTREAM FROM UPR IMPULSE CROSSING THE SRN APPALACHIANS. RESIDUAL

EML/STEEP LOW-LVL LAPSE RATES...AND LIKELIHOOD FOR DISCRETE

SUSTAINED STORMS/SUPERCELLS GIVEN 40+ KT WNWLY 700 MB FLOW...SUGGEST

POTENTIAL FOR LARGE/POSSIBLY SIGNIFICANT HAIL...IN ADDITION TO

LOCALLY DMGG WIND. WEAK LOW-LVL SHEAR SHOULD LIMIT TORNADO

THREAT...ALTHOUGH A SPIN-UP OR TWO COULD OCCUR INVOF

OUTFLOW/SEA-BREEZE BOUNDARY INTERSECTIONS.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM

MOTION VECTOR 30030.





...CORFIDI

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