

819 

WWUS20 KWNS 231856

SEL9

SPC WW 231856

GAZ000-NCZ000-SCZ000-240100-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 179

NWS STORM PREDICTION CENTER NORMAN OK

250 PM EDT FRI MAY 23 2014



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  NORTHEAST GEORGIA

  SOUTHWEST NORTH CAROLINA

  SOUTH CAROLINA



* EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 250 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

  ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

  A TORNADO OR TWO POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 75

STATUTE MILES EITHER SIDE OF A LINE FROM 45 MILES SOUTH OF

ANDERSON SOUTH CAROLINA TO 40 MILES EAST OF SPARTANBURG SOUTH

CAROLINA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU9).



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.



&&



OTHER WATCH INFORMATION...CONTINUE...WW 178...



DISCUSSION...TSTMS FORMING ALONG WNW-ESE COLD FRONT AND OVER THE

HIGHER TERRAIN OF SC EXPECTED MOVE/DEVELOP ESE THROUGH THIS EVE.

RESIDUAL BAND OF 40+ KT 700 MB FLOW OVER THE REGION /ASSOCIATED WITH

JET STREAK NOW CROSSING THE MID-ATLANTIC COAST/...COUPLED WITH

ADDITIONAL HEATING OF ALREADY VERY UNSTABLE ENVIRONMENT...MAY YIELD

SCTD SUSTAINED STORMS AND A FEW SUPERCELLS CAPABLE OF VERY LARGE

HAIL AND DMGG WIND THROUGH EARLY TNGT.



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 30025.





...CORFIDI

