SPC Severe Thunderstorm Watch 279



WW 279 SEVERE TSTM KY OH PA WV LE 102250Z – 110500Z

WW 0279 Image

URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 279
NWS Storm Prediction Center Norman OK
650 PM EDT Wed Jun 10 2020

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of 
  Extreme northeastern Kentucky
  Eastern Ohio
  Western Pennsylvania
  Parts of western and northern West Virginia
  Lake Erie

* Effective this Wednesday night and Thursday morning from 650 PM
  until 100 AM EDT.

* Primary threats include...
  Scattered damaging winds likely with isolated significant gusts
    to 75 mph possible
  Scattered large hail events to 1.5 inches in diameter possible
  A tornado or two possible

SUMMARY...A pre-frontal squall line has consolidated from central
Ohio into eastern Kentucky, and will likely persist into the early
overnight hours while spreading east-northeastward.  Damaging winds
will continue to be the primary concern with these storms, though an
isolated tornado or two will be possible with embedded circulations,
along with isolated large hail.

The severe thunderstorm watch area is approximately along and 65
statute miles east and west of a line from 30 miles north northeast
of Youngstown OH to 15 miles southwest of Charleston WV. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU9).

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 276...WW 277...WW 278...

AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 65 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
24045.

...Thompson

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