Special Marine Warning for Delaware and New Jersey Coastal Waters

Source: NOAA · Coastal waters off Delaware and New Jersey

This alert is no longer in effect.

NOAA issued it on April 28, 2026, 3 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

A Special Marine Warning has been issued by NWS Mount Holly NJ for coastal waters off Delaware and New Jersey, with waterspouts and wind gusts of 34 knots or greater expected until 12:45 PM EDT.

Read this weather record in 30 seconds

Record type
Special Marine Warning
Affected area
Coastal waters off Delaware and New Jersey
Issued
April 28, 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: historical. It was issued 3 months ago; use the issuing agency's live warning service for current conditions in Coastal waters off Delaware and New Jersey.

Special Marine Warning for Delaware and New Jersey Coastal Waters

Alert Details

A Special Marine Warning has been issued by the National Weather Service (NWS) Mount Holly NJ. It is effective immediately.

Affected Areas

The warning covers coastal waters from Cape Henlopen to Fenwick Island DE out 20 NM and waters from Cape May NJ to Fenwick Island DE from 20 to 60 NM. Locations impacted include Delaware Lightship Buoy 44009.

What You Should Do

Move to safe harbor immediately as gusty winds and high waves are expected. Seek safe harbor immediately, as waterspouts can overturn boats and create locally hazardous seas.

Expected Conditions

A severe thunderstorm producing waterspouts is located 7 nm east of Fenwick Island, moving east at 15 knots. Hazards include waterspouts and wind gusts of 34 knots or greater.

Timeline

The alert is effective from April 20, 2026, at 11:44 AM EDT until April 20, 2026, at 12:45 PM 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?
A Special Marine Warning has been issued by NWS Mount Holly NJ for coastal waters off Delaware and New Jersey, with waterspouts and wind gusts of 34 knots or greater expected until 12:45 PM EDT.
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 Coastal waters off Delaware and 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.