Heavy Freezing Spray Warning Issued for Nelson Lagoon to Cape Sarichef Through Wednesday Morning

Alert Details

A Heavy Freezing Spray Warning has been issued by the National Weather Service in Anchorage, AK. This alert is in effect for coastal waters and indicates a high likelihood of significant ice accumulation on vessels due to freezing spray and high winds.

Affected Areas

The warning specifically covers the coastal waters from Nelson Lagoon to Cape Sarichef, extending out to 15 nautical miles. This region includes portions of the Alaska Peninsula waters.

What You Should Do

Mariners and vessel operators are advised to avoid the warning area if possible. The National Weather Service recommends taking precautions as extreme freezing spray can rapidly accumulate on vessels, potentially affecting stability and safety. Residents and operators should monitor local weather updates for any changes in conditions.

Expected Conditions

Weather conditions in the affected area are expected to deteriorate as follows:

• Winds: North winds increasing to 30 knots tonight, reaching 35 knots on Tuesday and Tuesday night.
• Seas: Wave heights will range from 9 to 11 feet.
• Precipitation: Snow showers are expected throughout the period.
• Freezing Spray: Heavy freezing spray is forecast to begin after midnight tonight. By Tuesday night, conditions may escalate to extreme freezing spray with accumulation rates of 4 cm per hour or greater.

Timeline

The Heavy Freezing Spray Warning is effective starting at 5:00 AM AKDT on Tuesday, March 10, 2026. The warning is currently scheduled to expire at 5:00 AM AKDT on Wednesday, March 11, 2026.