National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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 >

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 9 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 37°F (3°C)
Visibility 4.00 mi
Wind Chill30°F (-1°C)
Last update 07 Dec 03:56 PM PST
Extended Forecast for

10 Miles N Roslyn WA

  • This Afternoon

    This Afternoon: Rain. High near 38. West wind around 16 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 38 °F

    Rain

  • Tonight

    Tonight: Rain and snow. Low around 34. West wind 14 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 34 °F

    Rain/Snow

  • Monday

    Monday: Rain, possibly mixed with snow, becoming all rain after 10am. The rain could be heavy at times. High near 41. Southwest wind around 9 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain/Snow
    then Heavy
    Rain

  • Monday Night

    Monday Night: Rain before 10pm, then rain and snow. The rain could be heavy at times. Low around 32. West wind 18 to 20 mph, with gusts as high as 46 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    Low: 32 °F

    Rain/Snow

  • Tuesday

    Tuesday: Snow. The snow could be heavy at times. High near 36. West wind 7 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 36 °F

    Heavy Snow

  • Tuesday Night

    Tuesday Night: Rain, possibly mixed with snow. The snow could be heavy at times. Low around 33. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 33 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow. High near 38. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain, possibly mixed with snow. Low around 34. Chance of precipitation is 80%.

    Low: 34 °F

    Rain/Snow

  • Thursday

    Thursday: Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 37. Chance of precipitation is 70%.

    High: 37 °F

    Rain/Snow
    Likely

Detailed Forecast

This Afternoon
Rain. High near 38. West wind around 16 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain and snow. Low around 34. West wind 14 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
Rain, possibly mixed with snow, becoming all rain after 10am. The rain could be heavy at times. High near 41. Southwest wind around 9 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Monday Night
Rain before 10pm, then rain and snow. The rain could be heavy at times. Low around 32. West wind 18 to 20 mph, with gusts as high as 46 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Tuesday
Snow. The snow could be heavy at times. High near 36. West wind 7 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Rain, possibly mixed with snow. The snow could be heavy at times. Low around 33. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Rain and snow. High near 38. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain, possibly mixed with snow. Low around 34. Chance of precipitation is 80%.
Thursday
Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 37. Chance of precipitation is 70%.
Thursday Night
Rain likely, possibly mixed with snow. Mostly cloudy, with a low around 36.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 40.
Friday Night
A chance of rain. Mostly cloudy, with a low around 36.
Saturday
Rain likely, possibly mixed with snow. Partly sunny, with a high near 40.
Saturday Night
Rain and snow likely. Mostly cloudy, with a low around 34.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles N Roslyn WA
 47.38°N 121.14°W (Elev. 4514 ft)
Last Update:
3:20 pm PST Dec 7, 2025
Forecast Valid:
4pm PST Dec 7, 2025-6pm PST Dec 14, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation