Persistent Heavy Rain in the Pacific Northwest; Heavy Lake Effect Snow

The soggy Pacific Northwest will receive additional heavy rain that could cause flooding and isolated landslides. Areas of snow will be possible from the Great Lakes to the Northeast and into the Mid-Atlantic as a storm that originated in Canada moves eastward. Heavy snow may develop downwind of Lake Erie. Gusty winds will produce elevated fire weather threats in southern California. Read More >

Current conditions at

Stampede Pass (KSMP)

Lat: 47.27648°NLon: 121.33817°WElev: 3970ft.

rain,mist

37°F

3°C

Humidity 95%
Wind Speed N 0 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 36°F (2°C)
Visibility 1.00 mi
Last update 27 Nov 06:56 PM PST
Extended Forecast for

4 Miles SE Snoqualmie Pass WA

  • Tonight

    Tonight: Rain, mainly before 4am. The rain could be heavy at times.  Patchy fog. Low around 41. West wind 5 to 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Heavy Rain
    and Patchy
    Fog

    Low: 41 °F

  • Sunday

    Sunday: Rain, mainly after 10am.  High near 46. West wind 3 to 5 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Rain

    High: 46 °F

  • Sunday
    Night

    Sunday Night: Rain.  Patchy fog after 10pm. Low around 40. Calm wind.  Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    Rain and
    Patchy Fog

    Low: 40 °F

  • Monday

    Monday: Rain likely, mainly before 10am.  Areas of fog before 10am, then patchy fog after 4pm.  Otherwise, mostly cloudy, with a high near 43. Calm wind.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Rain Likely
    and Areas Fog

    High: 43 °F

  • Monday
    Night

    Monday Night: A chance of rain and snow, mainly after 10pm.  Patchy fog.  Otherwise, mostly cloudy, with a low around 34. Calm wind.  Chance of precipitation is 30%.

    Chance
    Rain/Snow and
    Patchy Fog

    Low: 34 °F

  • Tuesday

    Tuesday: Rain likely, mainly after 10am.  Patchy fog before 10am.  Otherwise, mostly cloudy, with a high near 42. Chance of precipitation is 60%.

    Rain Likely
    and Patchy
    Fog

    High: 42 °F

  • Tuesday
    Night

    Tuesday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 39.

    Chance Rain

    Low: 39 °F

  • Wednesday

    Wednesday: A 50 percent chance of rain.  Mostly cloudy, with a high near 45.

    Chance Rain

    High: 45 °F

  • Wednesday
    Night

    Wednesday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 35.

    Chance Rain

    Low: 35 °F

Detailed Forecast

Tonight
Rain, mainly before 4am. The rain could be heavy at times. Patchy fog. Low around 41. West wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday
Rain, mainly after 10am. High near 46. West wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain. Patchy fog after 10pm. Low around 40. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
Rain likely, mainly before 10am. Areas of fog before 10am, then patchy fog after 4pm. Otherwise, mostly cloudy, with a high near 43. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A chance of rain and snow, mainly after 10pm. Patchy fog. Otherwise, mostly cloudy, with a low around 34. Calm wind. Chance of precipitation is 30%.
Tuesday
Rain likely, mainly after 10am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 42. Chance of precipitation is 60%.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 39.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 45.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 35.
Thursday
A slight chance of rain. Snow level 4300 feet. Mostly cloudy, with a high near 38.
Thursday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 30.
Friday
A chance of snow. Mostly cloudy, with a high near 35.
Friday Night
A chance of snow. Mostly cloudy, with a low around 29.
Saturday
A chance of snow. Mostly cloudy, with a high near 36.
Click Map For Forecast
Point Forecast:
4 Miles SE Snoqualmie Pass WA
 47.37°N 121.36°W (Elev. 3458 ft)
6:17 pm PST Nov 27, 2021
7pm PST Nov 27, 2021-6pm PST Dec 4, 2021
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database