Pennsylvania Severe Flash Flood Warning | Effective 09/03/2026 16:29

Headline: 
Flash Flood Warning issued September 3 at 7:29PM EDT until September 3 at 10:30PM EDT by NWS Pittsburgh PA
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
September 3, 2026 - 4:29pm
Expires: 
September 3, 2026 - 7:30pm
Description: 
FFWPBZ The National Weather Service in Pittsburgh has issued a * Flash Flood Warning for... Central Mercer County in northwestern Pennsylvania... Northern Lawrence County in western Pennsylvania... * Until 1030 PM EDT. * At 729 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 0.5 to 1 inch 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... Hermitage, Sharpsville, Greenville, New Wilmington, Mercer, Pulaski, West Middlesex, Plain Grove Township, Clark, Fredonia, Harlansburg, Jackson Center and Volant.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Area Description: 
Lawrence, PA; Mercer, PA
Forcast Office: 
NWS Pittsburgh PA
Sender: 
w-nws.webmaster@noaa.gov