Pittsburgh, Pennsylvania – Strong thunderstorms sweeping through western Pennsylvania this afternoon could bring flash flooding and damaging wind gusts along the I-79 corridor, prompting urgent warnings for travel and outdoor plans.
According to the National Weather Service in Pittsburgh, a frontal system will trigger severe weather in parts of Pennsylvania and northern West Virginia through Sunday evening. Areas east of I-79 are under a Marginal Risk for severe storms, which may include 40–60 mph wind gusts, frequent lightning, and localized flooding.
The Excessive Rainfall Outlook shows a broader impact, with heavy downpours expected across eastern Ohio, southwest Pennsylvania, and northern West Virginia. A Slight Risk (Level 2 of 4) for flash flooding includes counties near the WV-PA border and parts of southwestern Pennsylvania.
Localized flooding could affect smaller roads, especially in low-lying or poor-drainage areas. Emergency officials urge residents: “If you encounter flooded roadways: Turn Around, Don’t Drown!”
Storms are likely to develop and intensify into the evening hours. Residents are encouraged to monitor real-time alerts and avoid unnecessary travel.
⏳Additional advisories may be issued if conditions worsen through Sunday night.
