WATCHES: Severe Thunderstorm Watch Number 110

WWUS20 KWNS 140424
SEL0
SPC WW 140424
ARZ000-LAZ000-OKZ000-TXZ000-141200-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 110
NWS STORM PREDICTION CENTER NORMAN OK
1120 PM CDT THU MAR 13 2008

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

SOUTHERN AND CENTRAL ARKANSAS
NORTHERN LOUISIANA
SOUTHEAST OKLAHOMA
NORTHEAST TEXAS

EFFECTIVE THIS THURSDAY NIGHT AND FRIDAY MORNING FROM 1120 PM
UNTIL 700 AM CDT.

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 100
STATUTE MILES EAST AND WEST OF A LINE FROM 55 MILES NORTH OF
LITTLE ROCK ARKANSAS TO 20 MILES EAST SOUTHEAST OF LONGVIEW
TEXAS. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED
WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0).

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 109...

DISCUSSION...TSTMS/SUPERCELLS EXPECTED TO PERSIST THROUGH AT LEAST
PART OF THE OVERNIGHT ACROSS WW AS LOW-LEVEL WARM/MOISTURE ADVECTION
CONTINUE BENEATH DIFFLUENT WNW FLOW INVOF SLIGHTLY-AMPLIFYING SRN
STREAM TROUGH. WHILE AN ISOLATED TORNADO THREAT MAY EXIST FOR THE
NEXT 2 OR 3 HRS WITH ANY DISCRETE STORMS OVER SE OK/NE TX...MAIN SVR
THREAT SHOULD BE LARGE HAIL GIVEN WEAK COLD ADVECTION AT
MID-LEVELS... MDT/STRONG DEEP SHEAR...AND SLOWLY INCREASING
MOISTURE.

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 27025.

..CORFIDI

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