WATCHES: Severe Thunderstorm Watch Number 106

WWUS20 KWNS 241754
SEL6
SPC WW 241754
SCZ000-CWZ000-250100-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 106
NWS STORM PREDICTION CENTER NORMAN OK
155 PM EDT SAT MAR 24 2012

THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

SOUTH CAROLINA
COASTAL WATERS

EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 155 PM UNTIL
900 PM EDT.

HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 70
STATUTE MILES EAST AND WEST OF A LINE FROM 50 MILES EAST
NORTHEAST OF SPARTANBURG SOUTH CAROLINA TO 35 MILES SOUTH
SOUTHWEST OF CHARLESTON SOUTH CAROLINA. FOR A COMPLETE DEPICTION
OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS
WOU6).

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 104...WW 105...

DISCUSSION...TSTM DEVELOPMENT NOW UNDERWAY ACROSS WRN SC AS WELL AS
ALONG THE COAST AND SOUTH AS LIFT ACROSS SC INCREASES AHEAD OF LARGE
UPPER LOW MOVG ESEWD ACROSS OH/KY/TN. FRONT ASSOCIATED WITH THE
LARGER CYCLONE WILL MOVE INTO AN UNSTABLE AIRMASS ACROSS SC THROUGH
THIS AFTERNOON WITH MORE ROBUST AND ORGANIZED TSTMS LIKELY TO ENSUE.
DEEP-LAYER VERTICAL SHEAR ACROSS THE REGION IS ALREADY SUFFICIENTLY
STRONG TO SUPPORT SUPERCELLS AND FAST-MOVING LINE SEGMENTS CAPABLE
OF BOTH LARGE HAIL AND DAMAGING WINDS.

AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
MOTION VECTOR 26030.

...CARBIN

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