Special Marine Warning Issued for Southern California Coastal Waters and San Clemente Island
This alert is no longer in effect.
NOAA issued it on April 6, 2026, 4 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).
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NWS San Diego has issued a Special Marine Warning for coastal and offshore waters from San Mateo Point to the Mexican Border, effective until 1:15 PM PST due to high wind gusts.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- Southern California Coastal Waters
- Issued
- April 6, 2026
- Issuing authority
- NWS San Diego
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 months ago; use the issuing agency's live warning service for current conditions in Southern California Coastal Waters.
Alert Details
The National Weather Service in San Diego has issued a Special Marine Warning for Southern California coastal and offshore waters. The alert was issued at 12:16 PM PST on February 16, 2026, following radar detection of hazardous conditions.
Affected Areas
The warning covers the following maritime regions:
- Coastal Waters from San Mateo Point to the Mexican Border and out to 10 nm.
- Waters from San Mateo Point to the Mexican Border extending 10 to 60 nm out, including San Clemente Island.
What You Should Do
Mariners and those on the water are advised to move to safe harbor immediately as gusty winds and high waves are expected. Remain in safe harbor until the hazardous weather passes. Small craft are at risk of damage in these conditions.
Expected Conditions
At 12:15 PM PST, radar indicated showers located along a line extending from 8 nautical miles southeast of Dana Point to 27 nautical miles southwest of Point Loma. The system is moving east at 15 knots.
- Hazards: Wind gusts reaching nearly 45 to 50 knots.
- Impacts: Small craft could be damaged by briefly higher winds and suddenly higher waves. Showers are expected to remain mainly over open waters.
Timeline
The Special Marine Warning is effective immediately and is scheduled to expire at 1:15 PM PST on February 16, 2026.
Original source: NOAA Official Notice ↗
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