Storm Warning and Small Craft Advisory Issued for Cape Edgecumbe to Cape Spencer

Source: NOAA · Southeast Alaska Coastal Waters

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The National Weather Service in Juneau has issued a Storm Warning for coastal waters from Cape Edgecumbe to Cape Spencer, with winds up to 50 knots and hazardous seas expected Saturday.

What this NWS weather alert tells you, and what most readers miss

This notice was issued by NOAA on March 12, 2026 and geographically references Southeast Alaska Coastal Waters. Its severity classification of "high" signals how the issuing agency weighs the risk of harm if no action is taken — "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to — Weather Alerts — determines the regulatory framework behind it, which shapes what remedies (refunds, replacements, recalls, evacuations) are available to affected individuals and who holds statutory responsibility for enforcement.

Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to read it as a data point about the issuing system: how quickly NOAA detected the hazard, how precise the geographic or product-identifier scope is, and whether similar notices have clustered in the same category or region in the last 90 days. Cluster patterns frequently precede a broader regulatory action — a single localized NWS weather alert is isolated; three of them within a quarter often indicate a supply-chain, infrastructure, or seasonal driver that will keep producing notices until something structural changes.

For decision-making, Areazine pairs each alert with the original agency URL, the full agency name, and a timestamp so you can verify the notice against the primary source before acting on it. Tags on this item (weather, alert, Storm Warning, Small Craft Advisory) map to related alerts in the same area of risk — browsing them together gives a clearer picture than any single notice alone, because the shape of an ongoing issue only becomes visible across multiple sequential alerts.

Alert Details

The National Weather Service (NWS) Juneau AK has issued a Storm Warning and a Small Craft Advisory for the coastal waters of Southeast Alaska. The alert was issued on the afternoon of March 6.

Affected Areas

The warning covers the region from Cape Edgecumbe to Cape Spencer, extending out to 15 nautical miles.

What You Should Do

Mariners are advised to remain in port, alter course, and/or secure their vessels for severe conditions. The NWS warns that storm-force winds and hazardous seas can capsize or damage vessels and significantly reduce visibility.

Expected Conditions

Conditions vary across the two alert periods:

  • Small Craft Advisory: Southwest winds of 20 to 30 knots with seas ranging from 15 to 20 feet.
  • Storm Warning: West winds of 40 to 50 knots with seas ranging from 13 to 17 feet.

Timeline

  • Small Craft Advisory: Effective until 3:00 PM AKST Saturday, March 7.
  • Storm Warning: Effective from 3:00 PM to 6:00 PM AKST Saturday, March 7.

Original source: NOAA Official Notice ↗

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Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
The National Weather Service in Juneau has issued a Storm Warning for coastal waters from Cape Edgecumbe to Cape Spencer, with winds up to 50 knots and hazardous seas expected Saturday.
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 Southeast Alaska Coastal Waters. 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.