National Weather Service

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New Version of Climate Plots Arrives May 1, 2026: Early Access Now Available Under "Climate Graphs and Charts"
SCN26-34: Discontinuation of the Max/Min Temperature and Precipitation Table Product (RTP) for all NWS Alaska Region, Eastern Region, and Western Region Offices: Effective May 6, 2026

Current conditions at

Stampede Pass (KSMP)

Lat: 47.27648°NLon: 121.33817°WElev: 3970.0ft.

Fog

33°F

1°C

Humidity	100%
Wind Speed	NA 4 MPH
Barometer	30.08 in (1018.63 mb)
Dewpoint	33°F (1°C)
Visibility	0.25 mi
Wind Chill	29°F (-2°C)
Last update	23 Apr 02:56 AM PDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

9 Miles ESE Snoqualmie Pass WA

Overnight
Low: 38 °F
Mostly Cloudy
Thursday
High: 54 °F
Decreasing
Clouds
Thursday Night
Low: 35 °F
Mostly Clear
Friday
High: 55 °F
Sunny
Friday Night
Low: 34 °F
Mostly Clear
Saturday
High: 56 °F
Mostly Sunny
Saturday Night
Low: 34 °F
Partly Cloudy
Sunday
High: 58 °F
Slight Chance
Rain
Sunday Night
Low: 36 °F
Chance Rain
then Partly
Cloudy

Detailed Forecast

Overnight

Mostly cloudy, with a low around 38. Calm wind.

Thursday

Mostly cloudy, then gradually becoming sunny, with a high near 54. Calm wind becoming northwest 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph.

Thursday Night

Mostly clear, with a low around 35. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 18 mph.

Friday

Sunny, with a high near 55. Calm wind.

Friday Night

Mostly clear, with a low around 34. Calm wind.

Saturday

Mostly sunny, with a high near 56.

Saturday Night

Partly cloudy, with a low around 34.

Sunday

A 20 percent chance of rain after 11am. Mostly sunny, with a high near 58.