Heavy Freezing Spray Warning Issued for Shelikof Strait Through Tuesday Morning

Alert Details

The National Weather Service in Anchorage AK has issued a Heavy Freezing Spray Warning for the Shelikof Strait. This alert is classified as a severe meteorological event with a high certainty of occurrence, indicating significant hazards for maritime operations.

Affected Areas

The warning specifically covers the Shelikof Strait (PKZ738). The broader coastal waters forecast for the region includes the Northern Gulf of Alaska Coast up to 100 nm out, including Kodiak Island and Cook Inlet.

What You Should Do

Mariners and vessel operators are advised to avoid the area. Extreme freezing spray at a rate of 4 cm per hour or greater may rapidly accumulate on vessels, which can significantly impact vessel stability and safety. Operators should monitor conditions closely and seek safe harbor if necessary.

Expected Conditions

• Winds: Northwest winds are expected to range from 40 to 50 knots during the warning period.
• Gusts: Wind gusts are forecast to reach 55 knots tonight, increasing to 60 knots on Monday and peaking at 65 knots out of bays and passes on Monday night.
• Seas: Average wave heights are expected to remain between 10 and 11 feet.
• Accumulation: Extreme freezing spray is forecast at a rate of 4 cm per hour or greater, particularly on Monday and Monday night.

Timeline

The Heavy Freezing Spray Warning is effective starting at 5:00 AM AKDT on Monday, March 16, 2026. The warning is currently scheduled to remain in effect until 5:00 AM AKDT on Tuesday, March 17, 2026.