Heavy Freezing Spray Warning Issued for Saint Matthew Island Waters Through Sunday 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This alert is no longer in effect.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).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
The National Weather Service has issued a Heavy Freezing Spray Warning for Saint Matthew Island Waters, with dangerous icing conditions and 30-knot winds expected through March 1.
Read this weather record in 30 seconds
- Record type
- Heavy Freezing Spray Warning
- Affected area
- Saint Matthew Island Waters, Alaska
- Issued
- April 6, 2026
- Issuing authority
- NWS Anchorage AK
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 Saint Matthew Island Waters, Alaska.
Alert Details
A Heavy Freezing Spray Warning has been issued by the National Weather Service (NWS) Anchorage AK. The alert is effective starting Saturday morning and remains in place until early Sunday morning.
Affected Areas
The warning specifically impacts the Saint Matthew Island Waters (PKZ767) in the coastal waters of Southwest Alaska.
What You Should Do
Mariners and vessel operators are advised to take necessary precautions. The NWS response recommendation is to avoid the area during the warning period. Heavy freezing spray can cause rapid ice accumulation on vessels, which poses a significant risk to stability and safety.
Expected Conditions
Conditions in the Saint Matthew Island Waters are forecast to deteriorate as follows:
- Winds: Northeast winds will increase from 20 knots tonight to 25 knots on Saturday, reaching 30 knots by Saturday night.
- Seas: Wave heights in ice-free waters will rise from 4 feet tonight to 7 feet by Saturday night. By Sunday, seas are expected to reach 8 feet.
- Precipitation: Widespread snow showers are expected through Saturday.
- Hazard: Heavy freezing spray is forecast to occur tonight through Saturday night.
Timeline
- Onset: Saturday, February 28, 2026, at 5:00 AM AKST.
- Expiration: The Heavy Freezing Spray Warning is currently scheduled to end on Sunday, March 1, 2026, at 5:00 AM AKST.
- Extended Outlook: North winds of 30 knots and seas up to 11 feet are expected to continue from Monday through Wednesday.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Frequently Asked Questions
Common questions about this NWS weather alert.