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982 

WWUS20 KWNS 191801

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SPC WW 191801

GAZ000-NCZ000-SCZ000-200100-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 130

NWS STORM PREDICTION CENTER NORMAN OK

200 PM EDT FRI APR 19 2013



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* TORNADO WATCH FOR PORTIONS OF

  FAR NORTHEAST GEORGIA

  WESTERN AND CENTRAL NORTH CAROLINA

  NORTHERN SOUTH CAROLINA



* EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 200 PM UNTIL

  900 PM EDT.



* PRIMARY THREATS INCLUDE...

  SEVERAL TORNADOES POSSIBLE

  SEVERAL DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

  A FEW LARGE HAIL EVENTS TO 1 INCH IN DIAMETER POSSIBLE



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 95 STATUTE

MILES EAST AND WEST OF A LINE FROM COLUMBIA SOUTH CAROLINA TO 50

MILES NORTH NORTHWEST OF RALEIGH NORTH CAROLINA.  FOR A COMPLETE

DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE

(WOUS64 KWNS WOU0).



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.



&&



OTHER WATCH INFORMATION...CONTINUE...WW 129...



DISCUSSION...TSTMS ARE EXPECTED TO INCREASE IN COVERAGE AND

INTENSITY EAST OF THE HIGH TERRAIN THIS AFTERNOON AS REGION IS

GLANCED BY A MIDLEVEL JET STREAK LIFTING POLEWARD THROUGH THE TN

VALLEY.  WHILE MIDLEVEL LAPSE RATES ARE POOR...DAYTIME HEATING

COUPLED WITH BOUNDARY LAYER DEWPOINTS IN THE MID 60S WILL YIELD

MLCAPE VALUES OF 1000-1500 J/KG.  THIS INSTABILITY WILL ALIGN WITH A

MODERATELY SHEARED KINEMATIC ENVIRONMENT WHICH WILL PROMOTE

ORGANIZED STORM MODES...INCLUDING SUPERCELL AND LEWP STRUCTURES

CAPABLE OF DAMAGING WINDS AND A FEW TORNADOES.



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 24040.





...MEAD

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