Expires:202512211200;;936592 FPUS56 KSEW 202131 ZFPSEW Zone Forecast Product for Western Washington National Weather Service Seattle WA 130 PM PST Sat Dec 20 2025 Spot temperatures and probabilities of measurable precipitation are for tonight, Sunday, Sunday night, and Monday. WAZ301-211200- Cascades of Whatcom and Skagit Counties- Including the city of Mount Baker 130 PM PST Sat Dec 20 2025 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... .TONIGHT...Rain and snow. Snow level near 2500 feet. Snow may be heavy at times in the evening. Snow may be heavy at times after midnight. Snow accumulation of 4 to 9 inches. .SUNDAY...Rain and snow in the morning, then rain and snow likely early in the afternoon. Rain and snow late in the afternoon. Snow level near 3000 feet. Snow may be heavy at times. Snow accumulation of 9 to 16 inches. .SUNDAY NIGHT...Rain and snow. Snow level near 2500 feet. Snow may be heavy at times in the evening. Snow accumulation of 7 to 10 inches. Total snow accumulation 20 to 35 inches. .MONDAY...Rain and snow. Snow level near 2000 feet. Snow may be heavy at times in the afternoon. .MONDAY NIGHT...Rain and snow. Snow level near 2000 feet. Snow may be heavy at times in the evening. .TUESDAY...Rain and snow likely. Snow level near 1500 feet. .TUESDAY NIGHT...Mostly cloudy with a chance of rain and snow. Snow level near 1500 feet. .WEDNESDAY...Rain and snow likely. Snow level near 2000 feet. .WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow. Snow level near 1500 feet. .CHRISTMAS DAY...Mostly cloudy with a chance of rain and snow. Snow level near 1000 feet. .THURSDAY NIGHT...Mostly cloudy with a chance of rain and snow. Snow level near 1000 feet. .FRIDAY...Mostly cloudy. A chance of rain and snow in the morning, then rain and snow likely in the afternoon. Snow level near 1000 feet. .FRIDAY NIGHT...Mostly cloudy with a chance of rain and snow. Snow level near 1000 feet. .SATURDAY...Mostly cloudy with a chance of rain and snow in the morning, then mostly cloudy with rain and snow likely in the afternoon. Snow level near 1500 feet. && TEMPERATURE / PRECIPITATION Mount Baker 27 31 24 29 / 100 100 100 100 $$