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MESOSCALE DISCUSSION 1163
NWS STORM PREDICTION CENTER NORMAN OK
0537 PM CDT TUE JUN 16 2009
AREAS AFFECTED...MOST OF SC...SWRN NC
CONCERNING...SEVERE THUNDERSTORM WATCH 436...
VALID 162237Z - 162330Z
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 436
CONTINUES.
AREA DOWNSTREAM OF WW 436 IS BEING MONITORED FOR A POSSIBLE SEVERE
TSTM WATCH INTO CNTRL SC.
RECENT RADAR IMAGERY INDICATE SCATTERED TSTMS GENERALLY PROPAGATING
SEWD TOWARD THE PIEDMONT OF SC/FAR SRN NC. ADDITIONAL CONVECTION HAS
RECENTLY DEVELOPED ALONG COMPOSITE OUTFLOW/FRONTAL BOUNDARY ACROSS
CNTRL SC...ANALYZED FROM CRE TO CAE TO 20 E AND AS OF 22Z. GSP AND
CLX VAD PROFILER BOTH DEPICT 25-30 KT NWLY FLOW FROM 4-6 KM WHICH
AMIDST LOW-LEVEL E/NELYS...WILL CONTINUE TO AID IN SUFFICIENT
DEEP-LATER SHEAR FOR OCCASIONAL SUPERCELL STRUCTURES. SEVERE
HAIL/DAMAGING WINDS SHOULD REMAIN THE PRIMARY THREATS. GREATEST
SEVERE POTENTIAL SHOULD EXIST ACROSS SC...AS ABUNDANT CLOUD COVERAGE
HAS LIMITED HEATING AND INSTABILITY ACROSS MUCH OF SRN NC EAST OF
CLT.
..GRAMS.. 06/16/2009
ATTN...WFO...RAH...ILM...CHS...CAE...GSP...
LAT...LON 34948027 34257974 33827883 33637892 33527938 33358029
32818101 32848121 33078142 33478200 34218251 34908263
35558220 35568156 34948027
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