Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

Current conditions at

Stampede Pass (KSMP)

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

snow,freezing fog

29°F

-2°C

Humidity 100%
Wind Speed NA 3 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 29°F (-2°C)
Visibility 0.25 mi
Last update 13 Mar 04:56 PM PDT
Extended Forecast for

11 Miles N Roslyn WA

Winter Storm Warning March 13, 05:34pm until March 14, 05:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning March 13, 05:34pm until March 14, 05:00am

    NOW until 5:00am Sat

    Winter Storm Warning

  • This Afternoon

    High: 38 °F

    Rain/Snow

  • Tonight

    Tonight: Snow, possibly mixed with rain, becoming all snow after 11pm. The snow could be heavy at times.  Low around 25. Calm wind becoming northwest around 5 mph after midnight.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 25 °F

    Rain/Snow
    then Snow
    Likely

  • Saturday

    Saturday: A 50 percent chance of snow, mainly before 2pm.  Partly sunny, with a high near 34. West wind 6 to 8 mph, with gusts as high as 22 mph.  New snow accumulation of less than a half inch possible.

    High: 34 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before 11pm.  Mostly cloudy, with a low around 20. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 20 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday

    Sunday: Snow likely after 11am.  Mostly cloudy, with a high near 38. Calm wind.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Rain, possibly mixed with snow, becoming all rain after 2am.  Low around 33. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain/Snow

  • Monday

    Monday: Rain.  High near 47. Chance of precipitation is 80%.

    High: 47 °F

    Rain

  • Monday Night

    Monday Night: Rain likely.  Mostly cloudy, with a low around 40. Chance of precipitation is 70%.

    Low: 40 °F

    Rain Likely

Detailed Forecast

This Afternoon
Snow, possibly mixed with rain. High near 38. Calm wind. Chance of precipitation is 100%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow, possibly mixed with rain, becoming all snow after 11pm. The snow could be heavy at times. Low around 25. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Saturday
A 50 percent chance of snow, mainly before 2pm. Partly sunny, with a high near 34. West wind 6 to 8 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.
Saturday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 20. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Snow likely after 11am. Mostly cloudy, with a high near 38. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
Rain, possibly mixed with snow, becoming all rain after 2am. Low around 33. Chance of precipitation is 90%. Little or no snow accumulation expected.
Monday
Rain. High near 47. Chance of precipitation is 80%.
Monday Night
Rain likely. Mostly cloudy, with a low around 40. Chance of precipitation is 70%.
Tuesday
Rain. High near 50. Chance of precipitation is 80%.
Tuesday Night
Rain. Mostly cloudy, with a low around 42.
Wednesday
Rain likely. Mostly cloudy, with a high near 50.
Wednesday Night
Rain. Mostly cloudy, with a low around 41.
Thursday
Rain likely. Mostly cloudy, with a high near 51.
Thursday Night
Rain likely. Mostly cloudy, with a low around 40.
Friday
A chance of rain and snow. Partly sunny, with a high near 52.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles N Roslyn WA
 47.41°N 121.09°W (Elev. 2927 ft)
4:40 pm PDT Mar 13, 2026
5pm PDT Mar 13, 2026-6pm PDT Mar 20, 2026
 
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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