Special Marine Warning for Waters off South Carolina Coast

Source: NOAA · Waters off South Carolina Coast

If you are in immediate danger, call emergency services now.

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NWS Wilmington NC has issued a Special Marine Warning for waters from Little River Inlet SC to South Santee River SC from 20 to 60 NM until 11:45 PM EDT.

Read this weather record in 30 seconds

Record type
Special Marine Warning
Affected area
Waters off South Carolina Coast
Issued
August 22, 2026
Issuing authority
NWS Wilmington NC

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

A Special Marine Warning has been issued by the National Weather Service in Wilmington NC. The alert is effective from August 21 at 10:48 PM EDT until August 21 at 11:45 PM EDT.

Affected Areas

Waters from Little River Inlet SC to South Santee River SC from 20 to 60 NM. Impacted locations include Bp 25 Liberty Ship Wreck, Atlantic Ledge, and Bill Perry Junior Reef.

What You Should Do

Boaters should seek safe harbor immediately until these storms pass. If caught on the open water, prepare for deteriorating conditions. Make sure you and your crew are wearing properly fitted life jackets.

Expected Conditions

A severe thunderstorm capable of producing waterspouts was located over Bill Perry Junior Reef, moving northeast at 5 knots. Hazards include waterspouts and wind gusts 34 knots or greater.

Timeline

The warning is in effect from 10:48 PM EDT August 21 until 11:45 PM EDT August 21.

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 Wilmington NC has issued a Special Marine Warning for waters from Little River Inlet SC to South Santee River SC from 20 to 60 NM until 11:45 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 Waters off South Carolina Coast. 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.