WATCHES: Tornado Watch Number 193

WWUS20 KWNS 261951
SEL3
SPC WW 261951
OHZ000-PAZ000-WVZ000-LEZ000-270200-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 193
NWS STORM PREDICTION CENTER NORMAN OK
350 PM EDT THU APR 26 2007

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

EASTERN OHIO
WESTERN PENNSYLVANIA
NORTHERN WEST VIRGINIA
LAKE ERIE

EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 350 PM UNTIL
1000 PM EDT.

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 70 STATUTE
MILES EITHER SIDE OF A LINE FROM 35 MILES WEST NORTHWEST OF
ZANESVILLE OHIO TO 15 MILES SOUTH SOUTHEAST OF FRANKLIN
PENNSYLVANIA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU3).

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 191...WW 192...

DISCUSSION...ISOLATED SUPERCELLS HAVE EVOLVED ALONG RETREATING WARM
FRONT OVER EASTERN OH. THIS ACTIVITY WILL SPREAD/DEVELOP INTO
WESTERN PA WITH A THREAT FOR ISOLATED TORNADOES AND LARGE HAIL.

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 22030.

..DARROW

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