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Forecasts

NWS Forecast for: Cascades of Snohomish and Northern King Counties
Issued by: National Weather Service Seattle, WA
Last Update: 236 PM PDT Thu Apr 16 2026

Tonight: Partly cloudy in the evening, then mostly cloudy with a slight chance of rain and snow in the late evening and early morning. Mostly cloudy late in the night. Snow level near 2500 feet. No snow accumulation. Lows in the mid 20s. West wind in the passes 10 to 15 mph. Gusts to 30 mph decreasing to 20 mph after midnight.

Friday: Partly sunny in the morning then becoming sunny. Freezing level near 2500 feet increasing to 4500 feet in the afternoon. Afternoon pass temperatures in the mid 40s. Light wind.

Friday Night: Mostly cloudy. Freezing level near 6000 feet. Lows around 30. Light wind.

Saturday: Partly sunny. Freezing level near 6500 feet. Afternoon pass temperatures in the upper 40s. Light wind.

Saturday Night: Mostly cloudy. Freezing level near 8500 feet. Lows in the mid 30s. Light wind.

Sunday: Mostly cloudy. A slight chance of rain in the morning. Snow level near 6500 feet. Afternoon pass temperatures in the mid 50s.

Sunday Night: Mostly cloudy. Freezing level near 9500 feet. Lows in the upper 30s.

Monday: Mostly sunny. A slight chance of rain in the afternoon. Snow level near 7500 feet. Afternoon pass temperatures in the lower 60s.

Monday Night: Mostly cloudy with a slight chance of rain and snow in the evening, then partly cloudy with a chance of rain and snow after midnight. Snow level near 8000 feet. Lows in the lower 40s.

Tuesday: Mostly cloudy with a chance of rain and snow. Snow level near 7500 feet. Afternoon pass temperatures in the mid 50s.

Tuesday Night: Rain and snow likely. Snow level near 7000 feet. Lows around 40.

Wednesday: Mostly cloudy with rain and snow likely. Snow level near 6000 feet. Afternoon pass temperatures in the upper 40s.

Wednesday Night: Mostly cloudy. A chance of rain and snow in the evening, then a slight chance of rain and snow after midnight. Snow level near 5500 feet. Lows in the mid 30s.

Thursday: Partly sunny with a slight chance of rain and snow. Snow level near 4500 feet. Afternoon pass temperatures in the mid 40s.

Zone Forecast: Cascades of Snohomish and Northern King Counties
NWS Forecast for: Snoqualmie Pass WA
Issued by: National Weather Service Pendleton, OR
Last Update: 11:46 pm PDT Apr 16, 2026

Overnight: Mostly cloudy, with a low around 28. Calm wind.

Friday: Mostly sunny, with a high near 47. Calm wind.

Friday Night: Mostly cloudy, with a low around 34. Calm wind.

Saturday: Partly sunny, with a high near 56. Calm wind.

Saturday Night: Mostly cloudy, with a low around 41. Calm wind.

Sunday: Mostly cloudy, with a high near 61.

Sunday Night: Mostly cloudy, with a low around 42.

Monday: Partly sunny, with a high near 66.

Monday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 43.

Tuesday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 58.

Tuesday Night: Rain likely. Mostly cloudy, with a low around 41.

Wednesday: Rain likely. Mostly cloudy, with a high near 51.

Wednesday Night: A chance of rain. Mostly cloudy, with a low around 35.

Thursday: A chance of rain. Partly sunny, with a high near 46.

Snoqualmie Pass WA
 47.41°N 121.41°W (Elev. 2812 ft)
NWS Forecast for: Stevens Pass WA
Issued by: National Weather Service Seattle, WA
Last Update: 1:31 am PDT Apr 17, 2026

Overnight: Mostly cloudy, with a low around 25. West wind around 6 mph.

Friday: Mostly sunny, with a high near 43. Wind chill values between 22 and 32. Light west wind.

Friday Night: Mostly cloudy, with a low around 31. Light east wind.

Saturday: Partly sunny, with a high near 51. East southeast wind 3 to 6 mph.

Saturday Night: Mostly cloudy, with a low around 36. East southeast wind around 5 mph.

Sunday: Mostly cloudy, with a high near 57.

Sunday Night: Mostly cloudy, with a low around 38.

Monday: Partly sunny, with a high near 63.

Monday Night: A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 42.

Tuesday: A chance of rain. Partly sunny, with a high near 55.

Tuesday Night: Rain and snow likely. Mostly cloudy, with a low around 39.

Wednesday: Rain and snow likely. Mostly cloudy, with a high near 48.

Wednesday Night: A chance of rain and snow. Mostly cloudy, with a low around 32.

Thursday: A chance of rain and snow. Partly sunny, with a high near 44.

Stevens Pass WA
 47.75°N 121.09°W (Elev. 4879 ft)
NWS Forecast for: 9 Miles NE Mt Baker WA
Issued by: National Weather Service Seattle, WA
Last Update: 1:31 am PDT Apr 17, 2026

Overnight: Mostly cloudy, with a low around 25. Calm wind.

Friday: Mostly sunny, with a high near 41. Calm wind becoming west around 6 mph in the afternoon.

Friday Night: Mostly cloudy, with a low around 32. South southeast wind 3 to 7 mph.

Saturday: Partly sunny, with a high near 50. South wind around 7 mph.

Saturday Night: Mostly cloudy, with a low around 40. Southeast wind 6 to 9 mph.

Sunday: Mostly cloudy, with a high near 57.

Sunday Night: Mostly cloudy, with a low around 42.

Monday: Partly sunny, with a high near 63.

Monday Night: A slight chance of rain. Mostly cloudy, with a low around 44.

Tuesday: A chance of rain. Partly sunny, with a high near 55.

Tuesday Night: Rain likely. Mostly cloudy, with a low around 42.

Wednesday: Rain and snow likely. Mostly cloudy, with a high near 49.

Wednesday Night: A chance of rain and snow. Mostly cloudy, with a low around 34.

Thursday: A chance of snow. Partly sunny, with a high near 45.

9 Miles NE Mt Baker WA
 48.86°N 121.68°W (Elev. 4265 ft)
NWS Forecast for: 4 Miles N Chinook Pass WA
Issued by: National Weather Service Seattle, WA
Last Update: 1:31 am PDT Apr 17, 2026

Overnight: Partly cloudy, with a low around 21. Wind chill values between 12 and 17. West wind around 8 mph.

Friday: Increasing clouds, with a high near 43. Wind chill values between 13 and 23. West northwest wind around 6 mph becoming calm.

Friday Night: Mostly cloudy, with a low around 29. Wind chill values between 22 and 27. Southeast wind 6 to 9 mph.

Saturday: Partly sunny, with a high near 51. Wind chill values between 23 and 33 early. South southeast wind 7 to 9 mph, with gusts as high as 20 mph.

Saturday Night: Mostly cloudy, with a low around 36. South wind 7 to 10 mph, with gusts as high as 21 mph.

Sunday: Partly sunny, with a high near 55.

Sunday Night: Mostly cloudy, with a low around 39.

Monday: Partly sunny, with a high near 60.

Monday Night: A chance of rain. Mostly cloudy, with a low around 40.

Tuesday: A chance of rain and snow before 11am, then rain likely between 11am and 5pm, then rain and snow likely after 5pm. Partly sunny, with a high near 51.

Tuesday Night: Rain and snow likely. Mostly cloudy, with a low around 37.

Wednesday: Rain and snow likely. Mostly cloudy, with a high near 45.

Wednesday Night: A chance of rain and snow. Mostly cloudy, with a low around 30.

Thursday: A chance of snow. Partly sunny, with a high near 43.

4 Miles N Chinook Pass WA
 46.93°N 121.49°W (Elev. 5233 ft)

WSDOT

Snoqualmie Pass I-90

Road Condition: Travel impacts will be updated here if conditions cause delays of an hour or more. For other cross-state travel conditions, check WSDOT's real-time travel map.
Weather: Reports have ended for this season. Traditionally weather and road conditions are reported on this page from November 1 to April 1. Should adverse weather occur that will impact travel, updates will be provided as information is available.
Restrictions: No restrictions
⚠️ Travel Advisory Active

Stevens Pass US 2

Road Condition: Reports have ended for this season. Traditionally weather and road conditions are reported on this page from November 1 to April 1. Should adverse weather occur that will impact travel, updates will be provided as information is available.
Weather:
Restrictions: No restrictions
⚠️ Travel Advisory Active

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