Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Stevens Pass - Tye Mill (STS54)

Lat: 47.73163°NLon: 121.0853°WElev: 5180.0ft.

NA

27°F

-3°C

Humidity NA
Wind Speed E 11 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Wind Chill17°F (-8°C)
Last update NA
Extended Forecast for

14 Miles WSW Trinity WA

Air Stagnation Advisory January 19, 07:30am until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 07:30am until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • M.L.King Day

    High: 39 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a steady temperature around 33. Northwest wind around 7 mph.

    Low: 33 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36. Northeast wind 6 to 8 mph becoming east in the afternoon.

    High: 36 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 25. Northeast wind around 7 mph.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 35. Southeast wind around 7 mph.

    High: 35 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 10 percent chance of snow after 4am.  Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

M.L.King Day
Sunny, with a high near 39. East wind 3 to 8 mph.
Tonight
Increasing clouds, with a steady temperature around 33. Northwest wind around 7 mph.
Tuesday
Mostly sunny, with a high near 36. Northeast wind 6 to 8 mph becoming east in the afternoon.
Tuesday Night
Mostly clear, with a low around 25. Northeast wind around 7 mph.
Wednesday
Mostly sunny, with a high near 35. Southeast wind around 7 mph.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Partly sunny, with a high near 34.
Thursday Night
A 10 percent chance of snow after 4am. Partly cloudy, with a low around 22.
Friday
A slight chance of snow before 10am, then a slight chance of snow after 4pm. Mostly sunny, with a high near 31. Chance of precipitation is 20%.
Friday Night
A 20 percent chance of snow before 10pm. Mostly cloudy, with a low around 22.
Saturday
A 30 percent chance of snow. Partly sunny, with a high near 31.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 22.
Sunday
Snow likely. Mostly cloudy, with a high near 32. Chance of precipitation is 60%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles WSW Trinity WA
 48°N 121.13°W (Elev. 4052 ft)
2:57 am PST Jan 19, 2026
7am PST Jan 19, 2026-6pm PST Jan 25, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database