Severe · Flood WatchActive alert

Flood Watch issued September 12 at 2:36PM EDT until September 13 at

Affecting New Castle; Morris; Hunterdon; Somerset; Middlesex; Western Monmouth; Eastern Monmouth; Mercer; Salem; Gloucester; Camden; Northwestern Burlington; Ocean; Coastal Ocean; Southeastern Burlington; Delaware; Philadelphia; Western Montgomery; Eastern Montgomery; Upper Bucks; Lower Bucks

In effect until: Sep 13, 2026, 9:00 AM

New Castle; Morris; Hunterdon; Somerset; Middlesex; Western Monmouth; Eastern Monmouth; Mercer; Salem; Gloucester; Camden; Northwestern Burlington; Ocean; Coastal Ocean; Southeastern Burlington; Delaware; Philadelphia; Western Montgomery; Eastern Montgomery; Upper Bucks; Lower Bucks

Possible impact zone; conditions develop through 9:00 AM.

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

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Read the original bulletin (official text)

* WHAT...Flooding caused by excessive rainfall continues to be
possible.

* WHERE...Portions of northern Delaware, including the following
area, New Castle, New Jersey, including the following areas,
Camden, Coastal Ocean, Eastern Monmouth, Gloucester, Hunterdon,
Mercer, Middlesex, Morris, Northwestern Burlington, Ocean, Salem,
Somerset, Southeastern Burlington and Western Monmouth, and
southeast Pennsylvania, including the following areas, Delaware,
Eastern Montgomery, Lower Bucks, Philadelphia, Upper Bucks and
Western Montgomery.

* WHEN...From midnight EDT tonight through Sunday morning.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
- Showers and thunderstorms will move into the area around or
shortly after midnight and continue for several hours before
tapering off by around mid to late morning Sunday. Some of these
showers and thunderstorms will be capable of producing heavy
rainfall, with as much as 1 to 2 inches of rain possible in the
heaviest storms in a short window of time.
- http://www.weather.gov/safety/flood

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

Flood Watch issued September 12 at 2:36PM EDT until September 13 at

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