Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Snoqualmie Pass (SNO30)

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

NA

32°F

0°C

Humidity 100%
Wind Speed NA NA MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 32°F (0°C)
Visibility NA
Last update 29 Jan 07:00 AM PST
Extended Forecast for

16 Miles N Roslyn WA

Winter Weather Advisory until January 29, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until January 29, 12:00pm

    NOW until 12:00pm Thu

    Winter Weather Advisory

  • Today

    High: 34 °F

    Rain/Snow

  • Tonight

    Tonight: Rain, possibly mixed with snow before 1am.  Low around 30. South wind around 6 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 30 °F

    Rain/Snow

  • Friday

    Friday: Snow after 7am, mixing with rain after 1pm.  High near 34. South wind around 6 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Snow then
    Rain/Snow

  • Friday Night

    Friday Night: Rain, possibly mixed with snow, becoming all rain after 7pm.  Low around 30. Northwest wind 5 to 7 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 30 °F

    Rain/Snow
    then Slight
    Chance Rain

  • Saturday

    Saturday: A 20 percent chance of rain before 10am.  Mostly cloudy, with a high near 38. Southeast wind 5 to 7 mph.

    High: 38 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: A slight chance of rain and snow after 10pm.  Mostly cloudy, with a low around 28. Chance of precipitation is 20%.

    Low: 28 °F

    Slight Chance
    Rain/Snow

  • Sunday

    Sunday: Snow likely, possibly mixed with rain, mainly after 4pm.  Mostly cloudy, with a high near 35. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: Snow likely, possibly mixed with rain, becoming all snow after 7pm.  Mostly cloudy, with a low around 27. Chance of precipitation is 70%.

    Low: 27 °F

    Rain/Snow
    Likely then
    Chance Snow

Detailed Forecast

Today
Snow before 10am, then snow, possibly mixed with rain. High near 34. Southwest wind around 6 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Rain, possibly mixed with snow before 1am. Low around 30. South wind around 6 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Friday
Snow after 7am, mixing with rain after 1pm. High near 34. South wind around 6 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday Night
Rain, possibly mixed with snow, becoming all rain after 7pm. Low around 30. Northwest wind 5 to 7 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Saturday
A 20 percent chance of rain before 10am. Mostly cloudy, with a high near 38. Southeast wind 5 to 7 mph.
Saturday Night
A slight chance of rain and snow after 10pm. Mostly cloudy, with a low around 28. Chance of precipitation is 20%.
Sunday
Snow likely, possibly mixed with rain, mainly after 4pm. Mostly cloudy, with a high near 35. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
Snow likely, possibly mixed with rain, becoming all snow after 7pm. Mostly cloudy, with a low around 27. Chance of precipitation is 70%.
Monday
A 40 percent chance of snow. Mostly cloudy, with a high near 34.
Monday Night
A chance of snow before 10pm. Mostly cloudy, with a low around 26.
Tuesday
Partly sunny, with a high near 38.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Mostly sunny, with a high near 40.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles N Roslyn WA
 47.47°N 121.08°W (Elev. 5092 ft)
4:20 am PST Jan 29, 2026
8am PST Jan 29, 2026-6pm PST Feb 4, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database