Active Weather Alerts
Flash Flood Warning
Issued: 12:20 AM Sep. 4, 2026 – National Weather Service
The National Weather Service in Pittsburgh has extended the * Flash Flood Warning for... Southeastern Columbiana County in east central Ohio... North Central Allegheny County in southwestern Pennsylvania... Southern Butler County in west central Pennsylvania... Central Beaver County in western Pennsylvania... South Central Lawrence County in western Pennsylvania... * Until 1145 PM EDT. * At 820 PM EDT, the public reported thunderstorms producing heavy rain across the warned area. Between 1.5 and 2.5 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...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... McCandless Township, Cranberry, Franklin Park, East Liverpool, Aliquippa, Beaver Falls, Monaca, Economy, Ellwood City, Wexford, New Brighton, Beaver, Calcutta, Baden, Zelienople, Rochester, Ohioville, Harmony Township and Seven Fields. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && FLASH FLOOD...OBSERVED
Flash Flood Warning
Issued: 12:02 AM Sep. 4, 2026 – National Weather Service
The National Weather Service in Pittsburgh has extended the * Flash Flood Warning for... Northeastern Columbiana County in east central Ohio... Northwestern Beaver County in western Pennsylvania... Southern Lawrence County in western Pennsylvania... * Until 1130 PM EDT. * At 802 PM EDT, local law enforcement and doppler radar reported thunderstorms producing heavy rain across the warned area. Between 1.5 and 3 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...Law enforcement 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, Columbiana, East Palestine, Lisbon, Oakwood, Leetonia, New Castle Northwest, New Waterford, Big Beaver, New Beaver, Bessemer, Koppel, Wampum, South New Castle, New Galilee, Enon Valley, Darlington and Rogers. Roads were flooded in New Castle. Additional rain is expected this evening. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && FLASH FLOOD...OBSERVED
Flash Flood Warning
Issued: 11:29 PM Sep. 3, 2026 – National Weather Service
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. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && FLASH FLOOD...RADAR INDICATED
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