

000 

WWUS20 KWNS 310815

SEL8

SPC WW 310815

TXZ000-CWZ000-311500-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 98

NWS STORM PREDICTION CENTER NORMAN OK

315 AM CDT SAT MAR 31 2007



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       SOUTHEAST TEXAS

       COASTAL WATERS



EFFECTIVE THIS SATURDAY MORNING FROM 315 AM UNTIL 1000 AM CDT.



TORNADOES...HAIL TO 2 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 85 STATUTE

MILES EAST AND WEST OF A LINE FROM 30 MILES SOUTHEAST OF BEEVILLE

TEXAS TO 30 MILES NORTH NORTHEAST OF HOUSTON TEXAS.  FOR A

COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE

UPDATE (WOUS64 KWNS WOU8).



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 97...



DISCUSSION...LINE OF INTENSE THUNDERSTORMS OVER CENTRAL TX IS

EXPECTED TO PERSIST THROUGH THE MORNING AND APPROACH THE MIDDLE TX

GULF COAST BY DAYBREAK.  MODERATELY MOIST/UNSTABLE AIRMASS WILL POSE

A RISK OF HAIL AND DAMAGING WINDS IN STRONGER CELLS.  INCREASING

SOUTHERLY LOW LEVEL JET WILL ALSO AID IN THE POTENTIAL FOR ISOLATED

TORNADOES.



AVIATION...TORNADOES AND 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 27030.





...HART

