Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Hazardous Weather Conditions

Current conditions at

Stampede Pass (KSMP)

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

light rain,mist

37°F

3°C

Humidity 100%
Wind Speed W 16 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 37°F (3°C)
Visibility 6.00 mi
Wind Chill28°F (-2°C)
Last update 07 Dec 02:56 PM PST
Extended Forecast for

2 Miles ESE Snoqualmie Pass WA

  • This Afternoon

    This Afternoon: Rain.  High near 43. West wind around 8 mph, with gusts as high as 22 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 43 °F

    Rain

  • Tonight

    Tonight: Rain before 10pm, then rain, possibly mixed with snow.  Low around 36. West wind 5 to 9 mph, with gusts as high as 24 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow

  • Monday

    Monday: Rain, mainly after 7am. The rain could be heavy at times.  High near 47. Light southwest wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 32 mph.  Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

    High: 47 °F

    Heavy Rain

  • Monday Night

    Monday Night: Rain before 1am, then rain and snow. The rain could be heavy at times.  Low around 34. West wind 11 to 14 mph, with gusts as high as 46 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 34 °F

    Heavy Rain
    then
    Rain/Snow

  • Tuesday

    Tuesday: Rain, possibly mixed with snow, becoming all rain after 1pm.  High near 41. West wind around 5 mph becoming calm  in the morning.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 41 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain. The rain could be heavy at times.  Low around 35. Chance of precipitation is 100%.

    Low: 35 °F

    Heavy Rain

  • Wednesday

    Wednesday: Rain. The rain could be heavy at times.  High near 45. Chance of precipitation is 100%.

    High: 45 °F

    Heavy Rain

  • Wednesday Night

    Wednesday Night: Rain. The rain could be heavy at times.  Low around 36. Chance of precipitation is 80%.

    Low: 36 °F

    Heavy Rain

  • Thursday

    Thursday: Rain likely.  Mostly cloudy, with a high near 44. Chance of precipitation is 70%.

    High: 44 °F

    Rain Likely

Detailed Forecast

This Afternoon
Rain. High near 43. West wind around 8 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain before 10pm, then rain, possibly mixed with snow. Low around 36. West wind 5 to 9 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Monday
Rain, mainly after 7am. The rain could be heavy at times. High near 47. Light southwest wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.
Monday Night
Rain before 1am, then rain and snow. The rain could be heavy at times. Low around 34. West wind 11 to 14 mph, with gusts as high as 46 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tuesday
Rain, possibly mixed with snow, becoming all rain after 1pm. High near 41. West wind around 5 mph becoming calm in the morning. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday Night
Rain. The rain could be heavy at times. Low around 35. Chance of precipitation is 100%.
Wednesday
Rain. The rain could be heavy at times. High near 45. Chance of precipitation is 100%.
Wednesday Night
Rain. The rain could be heavy at times. Low around 36. Chance of precipitation is 80%.
Thursday
Rain likely. Mostly cloudy, with a high near 44. Chance of precipitation is 70%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 38.
Friday
Rain likely. Mostly cloudy, with a high near 47.
Friday Night
A chance of rain. Mostly cloudy, with a low around 38.
Saturday
Rain likely. Mostly cloudy, with a high near 47.
Saturday Night
Rain likely. Mostly cloudy, with a low around 36.
Sunday
Rain likely. Mostly cloudy, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Snoqualmie Pass WA
 47.41°N 121.37°W (Elev. 2628 ft)
2:30 pm PST Dec 7, 2025
3pm PST Dec 7, 2025-6pm PST Dec 14, 2025
 
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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