At 10:34 a.m. on Sunday, the National Weather Service released an updated tornado watch in effect until 4 p.m. for Allegheny, Armstrong, Beaver, Butler, Clarion, Forest, Greene, Indiana, Jefferson, Lawrence,

"A few storms could become strong to severe, capable of damaging wind gusts, hail, and a brief tornado," the weather service reported Sunday morning.

There is a small window through the early afternoon for severe thunderstorms as a cold front crosses western PA. Damaging winds are the primary threat. Activity will settle down this evening.Tornado Watch Across Western Pennsylvania: Sign up for our NewslettersAll of Western Pennsylvania is currently under a Tornado Watch until 4 p.