Special Marine Warning Issued for Waters off SC and GA
This alert is no longer in effect.
NOAA issued it on July 23, 2026, 4 weeks 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.
NWS Charleston SC has issued a Special Marine Warning for coastal waters from Edisto Beach SC to Altamaha Sound GA until 9:45 PM EDT due to a severe thunderstorm capable of producing waterspouts.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- Coastal Waters South Carolina to Georgia
- Issued
- July 23, 2026
- Issuing authority
- NWS Charleston SC
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 4 weeks ago; use the issuing agency's live warning service for current conditions in Coastal Waters South Carolina to Georgia.
Alert Details
A Special Marine Warning has been issued by the National Weather Service in Charleston SC. The alert is effective from June 18, 2026 at 8:08 PM EDT until June 18, 2026 at 9:45 PM EDT.
Affected Areas
Waters from Edisto Beach SC to Savannah GA extending from 20 to 60 NM; Waters from Savannah GA to Altamaha Sound GA extending from 20 to 60 NM. Locations impacted include R7 Tower and R2 Tower.
What You Should Do
Move to safe harbor until hazardous weather passes.
Expected Conditions
At 8:08 PM EDT, a severe thunderstorm capable of producing waterspouts was located 9 NM east of R2 Tower, moving northeast at 30 knots. Hazard includes waterspouts and wind gusts to 34 knots.
Timeline
The warning is in effect from June 18, 2026 at 8:08 PM EDT and expires June 18, 2026 at 9:45 PM EDT.
Original source: NOAA Official Notice ↗
Related Weather Alerts
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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.
Similar body length
Nearest notices by article body length (818 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to July 23, 2026.
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