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Mesoscale Discussion 659 |
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MESOSCALE DISCUSSION 0659
NWS STORM PREDICTION CENTER NORMAN OK
0705 AM CDT THU APR 28 2011
AREAS AFFECTED...SERN GA...CNTRL AND ERN SC THROUGH CNTRL NC
CONCERNING...TORNADO WATCH 250...
VALID 281205Z - 281330Z
THE SEVERE WEATHER THREAT FOR TORNADO WATCH 250 CONTINUES.
THREAT FOR ISOLATED TORNADOES...DAMAGING WIND AND LARGE HAIL WILL
PERSIST NEXT FEW HOURS. WW MAY NEED TO BE LOCALLY EXTENDED TO THE
COAST FROM NERN SC INTO SERN NC.
A BAND OF STORMS WITH OCCASIONAL EMBEDDED SUPERCELLS AND BOWING
STRUCTURES EXTENDS FROM SERN GA THROUGH ERN SC INTO SERN NC. THE
LINE IS ADVANCING SLOWLY EWD. THE GREATER TORNADO THREAT APPEARS TO
BE ALONG PORTION OF LINE FROM SC AND EVENTUALLY INTO NC WHERE LARGER
0-2 KM HODOGRAPHS EXIST. THE WARM SECTOR REMAINS MODERATELY UNSTABLE
WITH 1000-1500 J/KG MLCAPE...AND ACTIVITY WILL EVENTUALLY DEVELOP
ENEWD INTO COASTAL COUNTIES OF NERN SC AND SERN NC.
..DIAL.. 04/28/2011
ATTN...WFO...RAH...ILM...RNK...CHS...CAE...GSP...FFC...
LAT...LON 32028346 34818073 36377901 36127732 34147913 32847992
32028346
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