Pennsylvania Severe Flash Flood Warning | Effective 07/18/2026 16:03

Headline: 
Flash Flood Warning issued July 18 at 7:03PM EDT until July 18 at 10:00PM EDT by NWS Pittsburgh PA
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
July 18, 2026 - 4:03pm
Expires: 
July 18, 2026 - 7:00pm
Description: 
FFWPBZ The National Weather Service in Pittsburgh has issued a * Flash Flood Warning for... Southwestern Forest County in northwestern Pennsylvania... Northeastern Mercer County in northwestern Pennsylvania... Venango County in northwestern Pennsylvania... Northern Clarion County in west central Pennsylvania... Western Jefferson PA County in west central Pennsylvania... * Until 1000 PM EDT. * At 703 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 1.5 inches of rain have fallen. Additional rainfall amounts of 1 to 2 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... Oil City, Franklin, Sugarcreek, Tionesta, Hasson Heights, Seneca, Polk, Sandy Lake, Rouseville, Cooperstown, Kennerdell, Woodland Heights, Utica, New Lebanon, Fryburg, Leeper, Fisher and Cranberry Township.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Area Description: 
Clarion, PA; Forest, PA; Jefferson, PA; Mercer, PA; Venango, PA
Forcast Office: 
NWS Pittsburgh PA