NWS Pittsburgh PASV.W 0364September 12, 2026
Severe Thunderstorm Warning: Allegheny, Washington County and Westmoreland, PA
The National Weather Service office in Pittsburgh issued a severe thunderstorm warning for Allegheny, Washington County and Westmoreland in Pennsylvania, which was in force until 4:00 p.m. local time on September 12. It was the 364th severe thunderstorm warning the NWS office in Pittsburgh issued in 2026. Pennsylvania had 159 severe thunderstorm warnings in September 2026, against 30 in an average September of 2008-2025 (Pennsylvania's severe thunderstorm warnings by year).
ExpiredWarning
In force for 59 minutes; it has expired. The agency may have replaced it with a new notice.
The notice
- Issued by
- National Weather Service, Pittsburgh PA
- Area
- Allegheny, Washington County and Westmoreland
- State
- Pennsylvania
- Level
- Warning
- Issued
- 3:01 p.m. EDT, September 12, 2026
- Expires
- 4:00 p.m. EDT, September 12, 2026
- CAP severity, certainty, urgency
- Severe, Observed, Immediate
- VTEC event
- KPBZ SV.W 0364
- Official source
- National Weather Service: the notice at its source
Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.
The notice as issued
SVRPBZ The National Weather Service in Pittsburgh has issued a * Severe Thunderstorm Warning for... Southern Allegheny County in southwestern Pennsylvania... Central Washington County in southwestern Pennsylvania... Southwestern Westmoreland County in southwestern Pennsylvania... * Until 400 PM EDT. * At 301 PM EDT, a severe thunderstorm was located over Wolfdale, or over Washington, moving northeast at 20 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Pittsburgh, Mount Lebanon, Bethel Park, McMurray, McKeesport, Washington, Canonsburg, Gastonville, Shaler Township, West Mifflin, North Side Pittsburgh, Baldwin, Upper St. Clair, Scott Township, Wilkinsburg, Whitehall, South Park Township and Munhall.
What the agency told people to do
Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds.
Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.