Pennsylvania Severe Flash Flood Warning | Effective 09/12/2026 14:34

Headline: 
Flash Flood Warning issued September 12 at 5:34PM EDT until September 12 at 8:00PM EDT by NWS Pittsburgh PA
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
September 12, 2026 - 2:34pm
Expires: 
September 12, 2026 - 5:00pm
Description: 
At 534 PM EDT, local law enforcement reported flash flooding across the warned area. Between 1.5 and 2.5 inches of rain have fallen. Additional rainfall amounts of 0.5 to 1 inch are possible in the warned area. Flash flooding is already occurring. HAZARD...Flash flooding caused by heavy rain. SOURCE...Law enforcement reported. 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... Indiana, Rural Valley, West Lebanon, Dayton, Chevy Chase Heights, Rossiter, Ernest, Marion Center, Elderton, Creekside, Plumville, Shelocta, Atwood, Dixonville, Jacksonville, Smicksburg and Rochester Mills.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Area Description: 
Armstrong, PA; Indiana, PA
Forcast Office: 
NWS Pittsburgh PA
Sender: 
w-nws.webmaster@noaa.gov