WWUS20 KWNS 022054

SEL6  

SPC WW 022054

OHZ000-PAZ000-WVZ000-030400-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 646

NWS Storm Prediction Center Norman OK

455 PM EDT Wed Sep 2 2026



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of 

  Eastern Ohio

  Western and Central Pennsylvania

  The Far Northern West Virginia Panhandle



* Effective this Wednesday afternoon from 455 PM until Midnight

  EDT.



* Primary threats include...

  Scattered large hail and isolated very large hail events to 2

    inches in diameter possible

  Scattered damaging wind gusts to 70 mph possible

  A tornado or two possible



SUMMARY...Robust thunderstorms have developed across eastern Ohio

into northwest Pennsylvania in a favorable environment for severe

hail and damaging winds. Current expectations are for this

convection to spread generally east-southeastward through the late

afternoon and into the evening. A tornado or two may also occur with

any sustained supercell.



The severe thunderstorm watch area is approximately along and 50

statute miles north and south of a line from 25 miles west southwest

of Youngstown OH to 45 miles northeast of State College PA. For a

complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU6).



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 643...WW 644...WW 645...



AVIATION...A few severe thunderstorms with hail surface and aloft to

2 inches. Extreme turbulence and surface wind gusts to 60 knots. A

few cumulonimbi with maximum tops to 550. Mean storm motion vector

27030.



...Gleason