Full Breakdown
Severe Winter Storm Warning for Washington's Cascade and Olympic Mountains
12/18/2025, 1:14:16 AM
Overview of the Winter Storm Warning
The National Weather Service has issued a Winter Storm Warning for the Cascade and Olympic Mountains in Washington state, effective from 4 p.m. Tuesday until 10 p.m. Wednesday. This warning comes as a severe winter storm is expected to bring heavy snowfall and wind gusts of up to 65 mph, creating hazardous travel conditions across the region. The storm is anticipated to impact popular mountain destinations, including Snoqualmie Pass, Stevens Pass, and Mount Rainier's Paradise area, among others.
Current Conditions and Travel Impact
Travel conditions are expected to deteriorate significantly due to the storm, with forecasters warning that travel could become very difficult to impossible. The region has already experienced severe weather, including heavy rain and flooding, leading to multiple road closures. State Route 2 over Stevens Pass is closed due to slides and washouts, while highways leading to Crystal Mountain and Mount Baker are also inaccessible. As of Tuesday morning, the only available routes over the Cascades are Interstate 90 over Snoqualmie and US 12 over White Pass. Officials have advised travelers to delay trips if possible and to carry emergency supplies in their vehicles.
Expected Snowfall Totals
Forecasts indicate substantial snowfall across various locations:
- Northern Cascades: Mount Baker is expected to receive 18 to 36 inches, while Stevens Pass may see 10 to 20 inches.
- Central and Southern Cascades: Paradise on Mount Rainier could exceed 24 inches, and Snoqualmie Pass is projected to receive 10 to 15 inches.
- Olympics: Hurricane Ridge is expected to accumulate 10 to 15 inches, with other areas receiving 18 to 24 inches.
Weather Transition and Risks
The region is experiencing what meteorologists describe as "weather whiplash," transitioning from a period of warm, wet conditions to cooler, more severe winter weather. The storm is characterized by heavy rain at lower elevations, with snow levels expected to drop significantly overnight. This rapid change in weather conditions has raised concerns about tree damage and power outages due to saturated ground conditions, which increase the risk of uprooted trees.
Official Statements & Responses
Officials have emphasized the importance of safety during this winter storm. The National Weather Service has warned of potential extensive tree damage and power outages due to strong winds. They have also urged travelers to remain cautious and prepared for emergencies.
Criticism & Opposition
While the storm poses significant challenges, some local residents have expressed frustration over the repeated severe weather events impacting travel and daily life in the region. Concerns have been raised about the preparedness of infrastructure to handle such extreme weather conditions, especially following recent flooding.
What's Next
As the winter storm progresses, conditions are expected to improve by Wednesday afternoon, with rain giving way to showers and sunbreaks. However, the potential for additional winter weather remains, as the region prepares for the official start of winter and the upcoming holiday season.
