NWS Pittsburgh PAFF.W 0138September 9, 2026
Flash Flood Warning: Columbiana, Allegheny, Beaver and 3 more, OH and PA
The National Weather Service office in Pittsburgh issued a flash flood warning for Columbiana, Allegheny, Beaver and 3 more in Ohio, Pennsylvania, West Virginia, which was in force until 1:15 a.m. local time on September 10. It was the 138th flash flood warning the NWS office in Pittsburgh issued in 2026. Ohio had 62 flash flood warnings in September 2026, against 3 in an average September of 2008-2025 (Ohio's flash flood warnings by year).
ExpiredWarning
In force for 3.1 hours; it has expired. The agency may have replaced it with a new notice.
The notice
- Issued by
- National Weather Service, Pittsburgh PA
- Area
- Columbiana, Allegheny, Beaver and 3 more
- State
- Ohio
- Level
- Warning
- Issued
- 10:09 p.m. EDT, September 9, 2026
- Expires
- 1:15 a.m. EDT, September 10, 2026
- CAP severity, certainty, urgency
- Severe, Likely, Immediate
- VTEC event
- KPBZ FF.W 0138
- Official source
- National Weather Service: the notice at its source
Flash Flood Warnings in Ohio since 2008Every warning type in Ohio
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
FFWPBZ The National Weather Service in Pittsburgh has issued a * Flash Flood Warning for... East Central Columbiana County in east central Ohio... Northern Allegheny County in southwestern Pennsylvania... Northwestern Washington County in southwestern Pennsylvania... Southwestern Butler County in west central Pennsylvania... Beaver County in western Pennsylvania... Hancock County in northern West Virginia... * Until 115 AM EDT. * At 1009 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1 inch of rain has fallen. Additional rainfall amounts of 0.5 to 1.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Pittsburgh, Ross Township, McCandless Township, Cranberry, Moon Township, Franklin Park, East Liverpool, Aliquippa, Beaver Falls, Monaca, Shaler Township, Hampton Township, Robinson Township, Economy, O'hara Township, Bellevue, Kennedy Township and Ambridge.
What the agency told people to do
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
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.