Storm Warning Issued for Southeast Alaska Coastal Waters Near Cape Decision

Alert Details

The National Weather Service (NWS) Juneau AK has issued a Storm Warning for coastal waters in Southeast Alaska. The warning is effective starting Saturday morning, March 7, 2026.

Affected Areas

The warning covers the following geographic regions:

• Cape Decision to Cape Edgecumbe out to 15 NM
• Southeast Alaska Coastal Waters from Dixon Entrance to Cape Suckling out 100 NM

What You Should Do

According to the National Weather Service, the recommended response is to avoid the area. Mariners should take necessary precautions or remain in port to avoid hazardous wind and sea conditions.

Expected Conditions

Conditions are expected to deteriorate significantly throughout the weekend:

• Wind: West winds are forecast to reach 50 knots on Saturday afternoon. West gales up to 40 knots are expected Saturday night, diminishing to 30 knots late.
• Seas: Average wave heights of 17 feet are expected to build to 22 feet on Saturday afternoon, peaking at 23 feet Saturday night. Seas will remain high at 17 feet on Sunday.
• Precipitation: Rain and snow are expected Saturday afternoon, followed by snow showers and a slight chance of thunderstorms Saturday night.

Timeline

• Effective Time: The alert was issued Friday afternoon.
• Onset: Saturday, March 7, 2026, at 5:00 AM AKST.
• Duration: The storm warning is currently set to remain in effect until Saturday, March 7, 2026, at 5:00 PM AKST.