Heavy Freezing Spray Warning Issued for Alaska Peninsula Waters from Nelson Lagoon to Cape Sarichef
This alert is no longer in effect.
NOAA issued it on April 1, 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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The National Weather Service has issued a Heavy Freezing Spray Warning for coastal waters near the Alaska Peninsula, with extreme ice accumulation expected through Monday afternoon.
Read this weather record in 30 seconds
- Record type
- Heavy Freezing Spray Warning
- Affected area
- Alaska Peninsula Waters
- Issued
- April 1, 2026
- Issuing authority
- NWS Anchorage
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 Alaska Peninsula Waters.
Alert Details
The National Weather Service (NWS) Anchorage AK has issued a Heavy Freezing Spray Warning for coastal waters. This alert (NWS event code UPW) indicates that extreme freezing spray is likely to occur, posing a significant hazard to maritime vessels in the region.
Affected Areas
The warning specifically covers the coastal waters from Nelson Lagoon to Cape Sarichef, extending out to 15 nautical miles. This area includes portions of the Southwest Alaska and Alaska Peninsula waters.
What You Should Do
Mariners are advised to avoid the warning area. The NWS recommends taking precautions as extreme freezing spray can accumulate rapidly on vessels, potentially affecting stability and safety. The response level for this event is categorized as "Avoid."
Expected Conditions
Conditions in ice-free waters are expected to deteriorate tonight and Monday. North winds are forecast at 30 knots with seas reaching 7 feet. Extreme freezing spray is expected at a rate of 4 cm per hour or greater. These conditions may cause ice to accumulate rapidly on vessels, particularly during the overnight hours and Monday morning.
Timeline
The Heavy Freezing Spray Warning is effective starting at 5:00 PM AKDT on Sunday, March 15, 2026. The hazardous conditions are expected to persist until the warning expires at 5:00 PM AKDT on Monday, March 16, 2026.
Original source: NOAA Official Notice ↗
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