Pennsylvania Severe Flash Flood Warning | Effective 07/05/2026 12:28

Headline: 
Flash Flood Warning issued July 5 at 3:28PM EDT until July 5 at 6:30PM EDT by NWS Pittsburgh PA
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
July 5, 2026 - 12:28pm
Expires: 
July 5, 2026 - 3:30pm
Description: 
At 328 PM EDT, the public reported thunderstorms producing heavy rain across the warned area. The expected rainfall rate is 3 to 4 inches in 1 hour. Flash flooding is already occurring. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Public 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... New Castle, Hermitage, Sharon, Butler, Grove City, Sharpsville, Ellwood City, Homeacre-Lyndora, Farrell, Shanor-Northvue, Meridian, Slippery Rock, Meadowood, New Wilmington, Oak Hills, Oakwood, New Castle Northwest, Mercer and New Beaver.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.
Area Description: 
Armstrong, PA; Butler, PA; Lawrence, PA; Mercer, PA; Venango, PA
Forcast Office: 
NWS Pittsburgh PA