SEVERE WEATHER WARNING: Severe Thunderstorm Watch in Effect for PA.  More Info >>
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Severe Thunderstorm Watch in Effect for OH,PA,WV
WW 457 SEVERE TSTM OH PA WV 191845Z - 200100Z
WW 0457 Image

Severe Thunderstorm Watch Number 457
NWS Storm Prediction Center Norman OK
245 PM EDT Sat Aug 19 2017

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of 
  East Central Ohio
  Western and Central Pennsylvania
  Northern West Virginia Panhandle

* Effective this Saturday afternoon and evening from 245 PM until
  900 PM EDT.

* Primary threats include...
  Scattered damaging wind gusts to 65 mph possible
  Scattered large hail events to 1.5 inches in diameter possible

SUMMARY...Storms developing over eastern Ohio into northwest
Pennsylvania are expected to move eastward with potential to produce
damaging wind gusts and occasional large hail.  The activity will
continue into parts of central Pennsylvania into the early evening
hours before weakening after sunset.

The severe thunderstorm watch area is approximately along and 50
statute miles north and south of a line from 20 miles west northwest
of Zanesville OH to 45 miles east of State College PA. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU7).


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


AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 55 knots. A
few cumulonimbi with maximum tops to 450. Mean storm motion vector


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