Storm Warning Issued for Marmot Island to Sitkinak Waters Through Saturday Morning

Alert Details

A Storm Warning has been issued by the National Weather Service (NWS) Anchorage AK. The alert is currently in effect and is scheduled to remain active until 5:00 AM AKST on Saturday, February 21, 2026.

Affected Areas

The warning covers the coastal waters for the Northern Gulf of Alaska Coast up to 100 nm out. Specifically, the alert identifies the region from Marmot Island to Sitkinak from 15 to 85 NM, including areas near Kodiak Island and Cook Inlet.

What You Should Do

Mariners and residents in the affected coastal regions are advised to avoid the area. The NWS response instruction is to avoid travel or operations within the warning zone due to hazardous marine conditions.

Expected Conditions

For tonight, the forecast indicates powerful North winds at 50 knots, which are expected to diminish to 40 knots after midnight. Sea heights are projected to reach an average of 17 feet. Additionally, freezing spray is expected to impact the region, posing further hazards to vessels.

Timeline

• Effective Period: Starting at 3:00 PM AKST, February 20.
• Peak Conditions: Heavy winds and 17-foot seas are expected tonight.
• Expiration: The Storm Warning expires at 4:00 AM AKST on February 21, with the event officially ending by 5:00 AM AKST.

Looking ahead, conditions are expected to remain hazardous through the weekend and into early next week, with winds of 45 knots and 17-foot seas returning by Tuesday and Wednesday.