WATCHES: Tornado Watch Number 14

WWUS20 KWNS 282116
SEL4
SPC WW 282116
TXZ000-290400-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 14
NWS STORM PREDICTION CENTER NORMAN OK
315 PM CST THU JAN 28 2010

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

SOUTH CENTRAL TEXAS

EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 315 PM UNTIL
1000 PM CST.

TORNADOES...HAIL TO 2.5 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 50 STATUTE
MILES EITHER SIDE OF A LINE FROM 80 MILES EAST NORTHEAST OF
JUNCTION TEXAS TO 15 MILES WEST OF DEL RIO TEXAS. FOR A COMPLETE
DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE
(WOUS64 KWNS WOU4).

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 13...

DISCUSSION...ISOLATED THUNDERSTORMS ARE DEVELOPING ALONG A SURFACE
BOUNDARY EXTENDING FROM EAST OF SJT TO WEST OF DRT. OTHER STORMS
ARE EXPECTED TO FORM OVER THE HIGHER TERRAIN OF NORTHERN MEXICO AND
TRACK INTO WATCH AREA DURING THE NEXT FEW HOURS. RATHER STEEP MID
LEVEL LAPSE RATES AND FAVORABLE VERTICAL SHEAR PROFILES WILL PROMOTE
A RISK OF SUPERCELLS CAPABLE OF VERY LARGE HAIL AND DAMAGING
WINDS...ALONG WITH THE POTENTIAL FOR ISOLATED TORNADOES.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. MEAN STORM MOTION VECTOR 24035.

...HART

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