Flash Flood Warning Issued for Cumberland County, NJ

Source: NOAA · Cumberland County, New Jersey

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NWS Mount Holly has issued a Flash Flood Warning for central Cumberland County in southern New Jersey until 8:30 AM EDT due to thunderstorms producing heavy rain.

Read this weather record in 30 seconds

Record type
Flash Flood Warning
Affected area
Cumberland County, New Jersey
Issued
August 23, 2026
Issuing authority
NWS Mount Holly NJ

Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.

Record status: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.

Alert Details

Flash Flood Warning issued by NWS Mount Holly NJ. Effective from 4:27 AM EDT August 23, 2026 until 8:30 AM EDT August 23, 2026.

Affected Areas

Central Cumberland County in southern New Jersey. Locations that may experience flash flooding include Vineland, Millville, Cumberland, Laurel Lake, Dividing Creek, Port Norris, Mauricetown, Newport, Port Elizabeth, Bricksboro, Fortesque and Cedarville.

What You Should Do

Turn around, don't drown when encountering flooded roads. Be especially cautious at night when it is harder to recognize the dangers of flooding. Report observed flooding to local emergency services or law enforcement.

Expected Conditions

Doppler radar indicated thunderstorms producing heavy rain. Between 1.5 and 2.5 inches of rain have fallen. Expected rainfall rate is 2 to 3 inches in 1 hour. Additional rainfall amounts of 1 to 2 inches are possible.

Timeline

Alert effective August 23, 2026 from 4:27 AM EDT until 8:30 AM EDT.

Original source: NOAA Official Notice ↗

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Nationwide notices with similar length or severity timing 8

Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Mount Holly has issued a Flash Flood Warning for central Cumberland County in southern New Jersey until 8:30 AM EDT due to thunderstorms producing heavy rain.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Cumberland County, New Jersey. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.