Storm Warning Issued for Sitkinak to Castle Cape Coastal Waters Through Friday Morning
This alert is no longer in effect.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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The National Weather Service in Anchorage has issued a Storm Warning for coastal waters from Sitkinak to Castle Cape, with winds expected to reach 55 knots and seas up to 13 feet.
Read this weather record in 30 seconds
- Record type
- Storm Warning
- Affected area
- Southwest Alaska Coastal Waters
- Issued
- April 6, 2026
- Issuing authority
- NWS Anchorage
Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.
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 Storm Warning for the coastal waters of Southwest Alaska. This alert is effective immediately and remains in place through early Friday morning.
Affected Areas
The warning specifically covers the region from Sitkinak to Castle Cape, extending out to 15 nautical miles (NM).
What You Should Do
Official guidance recommends that mariners and residents in the affected area avoid the coastal waters. The hazardous conditions pose a significant risk to vessels. Ensure all equipment is secured and monitor further updates from the NWS.
Expected Conditions
Conditions are expected to deteriorate significantly during the warning period:
- Winds: Northwest winds will increase from 35 knots to 50 knots after midnight on Thursday. By Friday, winds are expected to reach 55 knots.
- Gusts: Wind gusts are forecast to increase from 50 knots to 65 knots after midnight Thursday.
- Seas: Wave heights will build from 8 feet on Thursday to 11 feet Thursday night, peaking at 13 feet on Friday.
- Additional Hazards: Freezing spray is expected starting Thursday and continuing through Thursday night.
Timeline
The Storm Warning is in effect until February 20 at 5:00 AM AKST. Conditions are expected to peak between Thursday night and Friday morning, with winds gradually subsiding to 30 knots by Saturday.
Original source: NOAA Official Notice ↗
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