University Operations Center (UOC)
This is an automatically generated special information alert from the UT Tyler Office of Emergency Management:
WWUS20 KWNS 250423
SEL1
SPC WW 250423
LAZ000-TXZ000-250900-
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 61
NWS STORM PREDICTION CENTER NORMAN OK
1125 PM CDT TUE MAR 24 2009
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
CENTRAL LOUISIANA
A SMALL PART OF EASTERN TEXAS
EFFECTIVE THIS TUESDAY NIGHT AND WEDNESDAY MORNING FROM 1125 PM
UNTIL 400 AM CDT.
TORNADOES...HAIL TO 1 INCH 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 NORTH AND SOUTH OF A LINE FROM 85 MILES WEST OF FORT POLK
LOUISIANA TO 35 MILES NORTH NORTHEAST OF NATCHEZ MISSISSIPPI.
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.
DISCUSSION...THUNDERSTORMS HAVE INTENSIFIED LATE THIS EVENING ALONG
AND AHEAD OF SURFACE COLD FRONT MOVING INTO ERN TX/NRN LA.
PRE-FRONTAL AIR MASS REMAINS MARGINALLY UNSTABLE TO SURFACE-BASED
PARCELS...BUT LOW-DEEP LAYER SHEAR IS QUITE STRONG. APPEARS THREAT
OF ISOLATED TORNADOES AND/OR WIND DAMAGE MAY ACCOMPANY THIS SMALL
LINE OF STORMS ENEWD TOWARDS THE LOWER MS RIVER VALLEY AS STORMS
ROOT NEAR THE SURFACE. ADDITIONAL DEVELOPMENT MAY OCCUR AHEAD OF
THE FRONT FROM FAR ERN TX INTO CENTRAL LA THROUGH THE EARLY
NIGHTTIME HOURS.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450.
MEAN STORM MOTION VECTOR 26035.
...EVANS
P. Low/UOC
END OF ALERT
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