Pennsylvania Severe Flash Flood Warning | Effective 09/03/2026 00:05

Headline: 
Flash Flood Warning issued September 3 at 3:05AM EDT until September 3 at 6:00AM EDT by NWS Pittsburgh PA
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
September 3, 2026 - 12:05am
Expires: 
September 3, 2026 - 3:00am
Description: 
FFWPBZ The National Weather Service in Pittsburgh has issued a * Flash Flood Warning for... South Central Forest County in northwestern Pennsylvania... Northeastern Clarion County in west central Pennsylvania... Jefferson PA County in west central Pennsylvania... * Until 600 AM EDT. * At 305 AM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 1.5 inches of rain have fallen. 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... Clarion, Brookville, Knox, Reynoldsville, Brockway, Sykesville, Falls Creek, Big Run, Strattanville, Summerville, Limestone, Shippenville, Corsica, Sigel, Fisher, Knox-Dale, Clear Creek State Park, Clarington, Cook Forest State Park and Anita.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding.
Area Description: 
Clarion, PA; Forest, PA; Jefferson, PA
Forcast Office: 
NWS Pittsburgh PA
Sender: 
w-nws.webmaster@noaa.gov