Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics

Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >

Current conditions at

Snoqualmie Pass (SNO30)

Lat: 47.42487°NLon: 121.41395°WElev: 3010.0ft.

NA

44°F

7°C

Humidity 96%
Wind Speed NA NA MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 43°F (6°C)
Visibility NA
Last update 31 Aug 04:00 AM PDT
Extended Forecast for

2 Miles SSE Snoqualmie Pass WA

  • Today

    Today: Mostly sunny, with a high near 75. Calm wind becoming southeast around 6 mph.

    High: 75 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 67. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 67 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before 11pm.  Cloudy, with a low around 50. West wind around 6 mph becoming calm  after midnight. Winds could gust as high as 18 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Showers
    Likely then
    Chance
    Showers

  • Wednesday

    Wednesday: Showers, mainly after 11am.  High near 58. Light and variable wind.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers.  Low around 47. Chance of precipitation is 90%.

    Low: 47 °F

    Showers

  • Thursday

    Thursday: Showers likely, then showers and possibly a thunderstorm after 11am.  High near 56. Chance of precipitation is 80%.

    High: 56 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly before 11pm.  Mostly cloudy, with a low around 43. Chance of precipitation is 60%.

    Low: 43 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday

    Friday: Showers likely, mainly after 11am.  Mostly cloudy, with a high near 60. Chance of precipitation is 60%.

    High: 60 °F

    Showers
    Likely

Detailed Forecast

Today
Mostly sunny, with a high near 75. Calm wind becoming southeast around 6 mph.
Tonight
Mostly cloudy, with a low around 53. Calm wind.
Tuesday
Partly sunny, with a high near 67. Calm wind becoming west 5 to 7 mph in the afternoon.
Tuesday Night
Showers likely, mainly before 11pm. Cloudy, with a low around 50. West wind around 6 mph becoming calm after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers, mainly after 11am. High near 58. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Showers. Low around 47. Chance of precipitation is 90%.
Thursday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 56. Chance of precipitation is 80%.
Thursday Night
Showers likely, mainly before 11pm. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.
Friday
Showers likely, mainly after 11am. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
Friday Night
A chance of showers, mainly before 11pm. Mostly cloudy, with a low around 46.
Saturday
A chance of showers. Partly sunny, with a high near 66.
Saturday Night
A slight chance of showers. Mostly cloudy, with a low around 49.
Sunday
A chance of showers. Partly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Snoqualmie Pass WA
 47.39°N 121.4°W (Elev. 2759 ft)
4:00 am PDT Aug 31, 2026
4am PDT Aug 31, 2026-6pm PDT Sep 6, 2026
 
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Additional Resources

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Hourly Weather Forecast

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