Headline:
Flood Watch issued July 21 at 4:46PM EDT until July 22 at 2:00AM EDT by NWS Mount Holly NJ
Event:
Flood Watch
Urgency:
Future
Effective:
July 21, 2026 - 1:46pm
Expires:
July 21, 2026 - 11:00pm
Description:
* WHAT...Flash 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, Eastern Monmouth, Gloucester, Hunterdon, Mercer,
Middlesex, Morris, Northwestern Burlington, Somerset and Western
Monmouth, and southeast Pennsylvania, including the following
areas, Delaware, Eastern Chester, Eastern Montgomery, Lower Bucks,
Philadelphia, Upper Bucks, Western Chester and Western Montgomery.
* WHEN...Until 2 AM EDT Wednesday.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- Showers and thunderstorms will continue into tonight with the
most widespread activity occurring through this evening. Some
heavy showers and thunderstorms will produce torrential
rainfall, with 2 to 3 inches of rain per hour possible. The
excessive rainfall within a short period of time, especially
in urban areas, could lead to flash flooding.
- http://www.weather.gov/safety/flood
Instruction:
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.
Area Description:
New Castle; Morris; Hunterdon; Somerset; Middlesex; Western Monmouth; Eastern Monmouth; Mercer; Gloucester; Camden; Northwestern Burlington; Delaware; Philadelphia; Western Chester; Eastern Chester; Western Montgomery; Eastern Montgomery; Upper Bucks; Lower Bucks
Forcast Office:
NWS Mount Holly NJ
Sender: