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WWUS20 KWNS 120038

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SPC WW 120038

ALZ000-FLZ000-GAZ000-NCZ000-SCZ000-CWZ000-120800-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 101

NWS STORM PREDICTION CENTER NORMAN OK

820 PM EDT THU APR 11 2013



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       SOUTHEASTERN ALABAMA

       THE FLORIDA PANHANDLE

       WESTERN...CENTRAL...AND NORTHERN GEORGIA

       WESTERN NORTH CAROLINA

       WESTERN AND UPSTATE SOUTH CAROLINA

       COASTAL WATERS



EFFECTIVE THIS THURSDAY NIGHT AND FRIDAY MORNING FROM 820 PM

UNTIL 400 AM EDT.



TORNADOES...HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND

GUSTS TO 75 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE

AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 75 STATUTE

MILES EAST AND WEST OF A LINE FROM 25 MILES WEST NORTHWEST OF

HICKORY NORTH CAROLINA TO 30 MILES SOUTH SOUTHEAST OF PANAMA CITY

FLORIDA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU1).



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 98...WW 99...WW 100...



DISCUSSION...SSW-NNE SQLN NOW OVER ERN AL/NW GA EXPECTED TO CONTINUE

EWD ACROSS THE REMAINDER OF NRN/CNTRL GA AND ACROSS THE WRN

CAROLINAS THROUGH EARLY FRI...WITH SOME INCREASE IN SPEED POSSIBLE

AS ASSOCIATED UPR TROUGH NOW OVER MS ACCELERATES NEWD. COMBINATION

OF INCREASING ASCENT DOWNSTREAM FROM MS TROUGH...STRENGTHENING OF

EXISTING STRONG WIND FIELD...AND FAIRLY RICH LOW-LVL MOISTURE INFLOW

SUGGESTS A RISK FOR EMBEDDED SUPERCELLS/LEWPS/SMALL BOWS WITH DMGG

WIND/ISOLD TORNADOES. STRONGER WIND FIELD AND LARGE SCALE ASCENT MAY

COMPENSATE FOR SOMEWHAT DRIER LOW-LVL ENVIRONMENT AND THE LOSS OF

DAYTIME HEATING TO MAINTAIN A RISK FOR A FEW SUPERCELLS AHEAD OF THE

SQLN FROM CNTRL GA NNE INTO THE WRN CAROLINAS. THESE STORMS MAY POSE

A RISK FOR LOCALLY DMGG WIND AND TORNADOES...IN ADDITION TO SVR

HAIL.

WW 99 WILL REMAIN IN EFFECT FOR THAT PART OF THE SQLN IN E CNTRL AL.

A SMALL PART OF THAT WW MAY REQUIRE LOCAL EXTENSION IN TIME TO

ACCOUNT FOR A LINGERING RISK OF SVR WEATHER IN THAT REGION BEYOND

THE WATCH'S SCHEDULED EXPIRATION AT 03Z.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 65 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

550. MEAN STORM MOTION VECTOR 23040.





...CORFIDI

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