Severe · Flood WarningActive alert

Flood Warning issued October 11 at 8:56PM EDT until October 12 at

Affecting Chester, PA

In effect until: Oct 12, 2026, 7:00 AM

Chester, PA

Confirmed in Chester, PA; expires 7:00 AM.

Avoid flooded areas. Move to higher ground if water is rising near you.

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Read the original bulletin (official text)

...The Flood Warning continues for the following rivers in
Pennsylvania...

East Branch Brandywine Creek Below Downingtown affecting Chester
County.

For the Brandywine Creek...including Downingtown...Minor flooding is
forecast.

* WHAT...Minor flooding is occurring and minor flooding is forecast.

* WHERE...East Branch Brandywine Creek below Downingtown.

* WHEN...Until late tonight.

* IMPACTS...At 8.0 feet, Dowlin Forge Road begins to flood.

* ADDITIONAL DETAILS...
- At 8:30 PM EDT Sunday the stage was 7.2 feet.
- Recent Activity...The maximum river stage in the 24 hours ending
at 8:30 PM EDT Sunday was 7.2 feet.
- Forecast...The river will rise to a crest of 7.3 feet late this
evening. It will then fall below flood stage just after midnight
tonight.
- Flood stage is 7.0 feet.
- Flood History...This crest compares to a previous crest of 7.2
feet on 03/01/2021.
- http://www.weather.gov/safety/flood

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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™

Flood Warning issued October 11 at 8:56PM EDT until October 12 at

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