WATCHES: Tornado Watch Number 177

WWUS20 KWNS 242002
SEL7
SPC WW 242002
ARZ000-MOZ000-OKZ000-250400-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 177
NWS STORM PREDICTION CENTER NORMAN OK
300 PM CDT TUE APR 24 2007

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

WESTERN ARKANSAS
SOUTHWEST MISSOURI
EASTERN OKLAHOMA

EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 300 PM UNTIL
1100 PM CDT.

TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 60 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 75 STATUTE
MILES EAST AND WEST OF A LINE FROM 25 MILES NORTH OF GROVE
OKLAHOMA TO 20 MILES WEST SOUTHWEST OF DE QUEEN ARKANSAS. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU7).

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 172...WW 173...WW
174...WW 175...WW 176...

DISCUSSION...SUSTAINED STORMS/POSSIBLE SUPERCELLS EXPECTED TO SPREAD
NEWD INTO WW THROUGH THIS EVENING...WHERE INCREASINGLY SHEARED
ENVIRONMENT AND RICH LOW LEVEL MOISTURE RETURN SUGGEST THREAT FOR
HAIL AND POSSIBLE TORNADOES...DESPITE COMPLEX AND LIKELY
SLIGHTLY-ELEVATED STORM MODES.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 50 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. MEAN STORM MOTION VECTOR 23040.

..CORFIDI

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