Blizzard Warning Issued for Washington Cascades: Up to 4 Feet of Snow and High Winds Expected

Source: NOAA · Washington Cascades

This alert is no longer in effect.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 Blizzard Warning for the Cascades of Whatcom, Skagit, Snohomish, and Northern King Counties, with extreme snow accumulations and dangerous travel conditions.

Read this weather record in 30 seconds

Record type
Blizzard Warning
Affected area
Washington Cascades
Issued
April 6, 2026
Issuing authority
NWS Seattle

Winter notices differ by expected impact and timing. The original notice carries the forecast window and any travel guidance for the named area.

Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Washington Cascades.

Alert Details

The National Weather Service in Seattle, WA, has issued a Blizzard Warning (BZW) for the mountain regions of Western Washington. This alert is part of a series of hazardous weather notifications including a Winter Storm Warning, a Winter Weather Advisory, and a Winter Storm Watch.

Affected Areas

The warning specifically impacts the following geographic regions:

  • Cascades of Whatcom and Skagit Counties
  • Cascades of Snohomish and Northern King Counties

What You Should Do

Residents and travelers are advised to restrict travel to emergencies only. If you must travel, ensure you have a winter survival kit in your vehicle. If you become stranded, stay with your vehicle. Residents should also prepare for the possibility of power outages and monitor the latest forecasts for updates. Use extreme caution and slow down if you are on the roads.

Expected Conditions

  • Snow Accumulation: Total snow accumulations between 2 and 4 feet are possible during the blizzard period. This follows additional accumulations of 6 to 11 inches during the initial Winter Storm Warning and 2 to 4 inches during the advisory period.
  • Wind: Gusts are expected to reach as high as 40 mph, with the strongest winds peaking Wednesday evening into late Wednesday night.
  • Visibility: Blowing and falling snow may reduce visibilities to below 1/4 mile.
  • Impacts: Travel could become difficult to impossible. Gusty winds may bring down tree branches and cause power interruptions.

Timeline

  • Winter Storm Warning: In effect until 5 AM PDT Tuesday.
  • Winter Weather Advisory: In effect from 5 AM to 5 PM PDT Tuesday.
  • Blizzard Warning: In effect from 5 PM Tuesday to 11 PM PDT Wednesday.
  • Winter Storm Watch: In effect from Wednesday evening through Friday morning.

Original source: NOAA Official Notice ↗

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Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
The National Weather Service has issued a Blizzard Warning for the Cascades of Whatcom, Skagit, Snohomish, and Northern King Counties, with extreme snow accumulations and dangerous travel conditions.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Washington Cascades. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.