Severe Local Storm Watch and Watch Cancellation 16:45:44.9603

THE UNIVERSITY OF TEXAS AT TYLER
University Operations Center (UOC)

This is an automatically generated special information alert from the UT Tyler Office of Emergency Management:

WWUS20 KWNS 272149
SEL1
SPC WW 272149
LAZ000-TXZ000-CWZ000-280100-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 81
NWS STORM PREDICTION CENTER NORMAN OK
450 PM CDT FRI MAR 27 2009

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

SOUTHWEST LOUISIANA
NORTHEAST TEXAS
COASTAL WATERS

EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 450 PM UNTIL 800
PM 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 40 STATUTE
MILES EAST AND WEST OF A LINE FROM 85 MILES NORTH OF PORT ARTHUR
TEXAS TO 30 MILES EAST SOUTHEAST OF ANGLETON TEXAS. 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 77...WW 78...WW 79...WW
80...

DISCUSSION...RAPID INTENSIFICATION OF STORMS AHEAD OF THE SURGING
COLD FRONT AND ALONG RETURNING WARM FRONT ACROSS THE UPPER TX COAST
THIS EVENING. LOW LEVEL SHEAR ALONG THE WARM FRONT WILL REMAIN
SUPPORTIVE OF PERSISTENT MESOCYCLONE AND TORNADO POTENTIAL ACROSS
THE LOWER SABINE RIVER NEXT COUPLE OF HOURS. ADDITIONAL ACTIVITY
INCREASING ACROSS HARRIS COUNTY WILL ALSO POSE SEVERE
HAIL/WIND...AND SOME TORNADO POTENTIAL AS IT SPREADS EAST TO CAMERON
PARISH LA AND ACROSS NEAR SHORE WATERS THROUGH 28/00Z.

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
550. MEAN STORM MOTION VECTOR 26035.

...CARBIN
WWWW
P. Low/UOC
END OF ALERT