Heavy Freezing Spray Warning Issued for Nelson Lagoon to Cape Sarichef Coastal Waters

Source: NOAA · Southwest Alaska Coastal Waters

This alert is no longer in effect.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).

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

The National Weather Service has issued a Heavy Freezing Spray Warning for Southwest Alaska coastal waters, effective Thursday evening through Friday morning.

Read this weather record in 30 seconds

Record type
Heavy Freezing Spray Warning
Affected area
Southwest Alaska Coastal Waters
Issued
April 6, 2026
Issuing authority
NWS Anchorage AK

The warning type, named area, and issue time define this record. Confirm all three against the original agency notice before treating it as current.

Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Southwest Alaska Coastal Waters.

Alert Details

The National Weather Service (NWS) Anchorage AK has issued a Heavy Freezing Spray Warning for specific coastal waters in Southwest Alaska. This alert is issued when conditions are favorable for significant ice accumulation on vessels, which can pose a serious threat to maritime safety.

Affected Areas

The warning specifically covers the region from Nelson Lagoon to Cape Sarichef, extending from 15 to 70 nautical miles (NM) offshore. This includes portions of the Southwest Alaska, Bristol Bay, and Alaska Peninsula waters.

What You Should Do

Operating in these conditions is hazardous. The NWS recommends that mariners avoid the warning area. Heavy freezing spray can cause rapid ice buildup on decks and superstructures, potentially compromising vessel stability and safety.

Expected Conditions

Conditions are expected to deteriorate significantly on Thursday night. Forecasted conditions include:

  • Winds: Northeast winds at 35 knots.
  • Seas: Wave heights reaching 12 feet.
  • Precipitation: Snow is expected alongside the freezing spray.
  • Spray: Heavy freezing spray accumulation is likely during the peak of the storm.

Timeline

The Heavy Freezing Spray Warning is scheduled to begin at 5:00 PM AKST on Thursday, March 5, 2026. The warning is currently set to expire at 5:00 AM AKST on Friday, March 6, 2026.

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 has issued a Heavy Freezing Spray Warning for Southwest Alaska coastal waters, effective Thursday evening through Friday morning.
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 Southwest 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.