Special Marine Warning Issued for Delaware Bay and Coastal Waters

Source: NOAA · Delaware Bay and coastal waters of NJ and DE

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NWS Mount Holly NJ has issued a Special Marine Warning for Delaware Bay and adjacent coastal waters until 2:45 AM EDT due to a strong thunderstorm producing wind gusts of 34 knots or greater.

Read this weather record in 30 seconds

Record type
Special Marine Warning
Affected area
Delaware Bay and coastal waters of NJ and DE
Issued
September 5, 2026
Issuing authority
NWS Mount Holly NJ

Marine notices apply to named waters or shoreline zones. They may not describe conditions on land, even when the nearest place name is the same.

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

Special Marine Warning issued by NWS Mount Holly NJ. Effective from 1:38 AM EDT September 5, 2026, until 2:45 AM EDT September 5, 2026. Severity: Severe. Urgency: Immediate. Certainty: Likely.

Affected Areas

Delaware Bay waters north of East Point NJ to Slaughter Beach DE; Delaware Bay waters south of East Point NJ to Slaughter Beach DE; Coastal waters from Great Egg Inlet to Cape May NJ out 20 NM; Coastal waters from Cape May NJ to Cape Henlopen DE out 20 NM; Coastal waters from Cape Henlopen to Fenwick Island DE out 20 NM.

What You Should Do

Avoid the warned waters. Small craft could be damaged in briefly higher winds and suddenly higher waves.

Expected Conditions

At 1:38 AM EDT, a strong thunderstorm was located near Fortesque Beach, moving southeast at 25 knots. Hazard: Wind gusts 34 knots or greater. Source: Radar.

Timeline

Alert in effect from 1:38 AM EDT until 2:45 AM EDT on September 5, 2026.

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 NJ has issued a Special Marine Warning for Delaware Bay and adjacent coastal waters until 2:45 AM EDT due to a strong thunderstorm producing wind gusts of 34 knots or greater.
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 Delaware Bay and coastal waters of NJ and DE. 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.