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SEL4
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 84
NWS STORM PREDICTION CENTER NORMAN OK
455 PM CDT WED MAR 28 2007
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
WESTERN OKLAHOMA
PARTS OF NORTHWEST TEXAS
EFFECTIVE THIS WEDNESDAY AFTERNOON FROM 455 PM UNTIL MIDNIGHT CDT.
TORNADOES...HAIL TO 3 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 60 STATUTE
MILES EAST AND WEST OF A LINE FROM 20 MILES NORTHWEST OF ALVA
OKLAHOMA TO 45 MILES SOUTHWEST OF WICHITA FALLS TEXAS. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU4).
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 80...WW 81...WW 82...WW
83...
DISCUSSION...STORMS ARE DEVELOPING RAPIDLY ACROSS TX PANHANDLE E OF
DRY LINE. WITH AXIS OF VERY UNSTABLE AIR AND VERY FAVORABLE SHEAR
ENVIRONMENT ALONG WRN OK/TX BORDER...SUPERCELLS EXPECTED TO DEVELOP
NEWD ACROSS WATCH AREA THROUGH THE EVENING. POTENTIAL FOR STRONG
TORNADOES ALONG WITH VERY LARGE HAIL WITH ANY SUPERCELL.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
550. MEAN STORM MOTION VECTOR 22035.
...HALES
