Pennsylvania Severe Flash Flood Warning | Effective 09/12/2026 13:55

Headline: 
Flash Flood Warning issued September 12 at 4:55PM EDT until September 12 at 8:00PM EDT by NWS Pittsburgh PA
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
September 12, 2026 - 1:55pm
Expires: 
September 12, 2026 - 5:00pm
Description: 
FFWPBZ The National Weather Service in Pittsburgh has issued a * Flash Flood Warning for... Southeastern Armstrong County in west central Pennsylvania... Northern Indiana County in west central Pennsylvania... * Until 800 PM EDT. * At 455 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 1 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... 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