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000 

WWUS20 KWNS 180729

SEL6

SPC WW 180729

NCZ000-SCZ000-CWZ000-181600-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 66

NWS STORM PREDICTION CENTER NORMAN OK

230 AM EST MON FEB 18 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       EASTERN NORTH CAROLINA

       NORTHEASTERN SOUTH CAROLINA

       COASTAL WATERS



EFFECTIVE THIS MONDAY MORNING FROM 230 AM UNTIL 1100 AM EST.



TORNADOES...HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS

TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 95 STATUTE

MILES EAST AND WEST OF A LINE FROM 40 MILES SOUTHEAST OF FLORENCE

SOUTH CAROLINA TO 65 MILES NORTH NORTHWEST OF CAPE HATTERAS NORTH

CAROLINA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU6).



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.



DISCUSSION...REMAINS OF SQLN THAT AFFECTED AL/GA SUNDAY AFTN ARE

MOVING E INTO THE SC/NC CSTL PLN ATTM INVOF FLO/FAY.  THIS ACTIVITY

MAY INCREASE IN STRENGTH AND COVERAGE AS IT ENCOUNTERS LOW-LEVEL

MOISTURE AXIS ASSOCIATED WITH WELL-DEFINED SLY LLJ ORIENTED ROUGHLY

BETWEEN MYR AND HAT.  GIVEN INTENSE LOW TO MID-LEVEL SPEED SHEAR AND

LIKELIHOOD FOR INCREASING LARGE SCALE ASCENT ASSOCIATED WITH

APPROACHING UPR TROUGH...THREAT WILL EXIST FOR SUSTAINED SUPERCELLS

WITH LOCALLY DAMAGING WIND AND 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 400.

MEAN STORM MOTION VECTOR 22050.





...CORFIDI

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