Snow May Produce Poor Travel Conditions in the North-Central U.S. and East Coast

A strong cold front sweeping across the Northern Plains may bring snow showers and snow squalls from eastern Montana to north-central Nebraska, with blizzard conditions possible in eastern North Dakota and northwestern Montana. Heavy snow is expected to persist downwind of the Great Lakes. Snow showers will spread up the East Coast across the Mid-Atlantic and Northeast coasts. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

Lat: 46.3271°NLon: 119.9704°WElev: 768.0ft.

Overcast

32°F

0°C

Humidity 85%
Wind Speed N 0 MPH
Barometer 30.55 in (1034.54 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 18 Jan 04:35 PM PST
Extended Forecast for

2 Miles ENE Sunnyside WA

Air Stagnation Advisory January 18, 04:55pm until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 18, 04:55pm until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Tonight

    Low: 25 °F

    Mostly Cloudy
    then Patchy
    Freezing Fog

  • M.L.King Day

    M.L.King Day: Areas of freezing fog before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 39. Calm wind.

    High: 39 °F

    Areas
    Freezing Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Patchy freezing fog after 10pm. Mostly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Patchy
    Freezing Fog

  • Tuesday

    Tuesday: Patchy freezing fog before 10am. Partly sunny, with a high near 39. Calm wind.

    High: 39 °F

    Patchy
    Freezing Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy freezing fog after 10pm. Partly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Patchy
    Freezing Fog

  • Wednesday

    Wednesday: Patchy freezing fog before 7am. Partly sunny, with a high near 38.

    High: 38 °F

    Patchy
    Freezing Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy freezing fog after 10pm. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Patchy
    Freezing Fog

  • Thursday

    Thursday: Patchy freezing fog before 10am. Partly sunny, with a high near 40.

    High: 40 °F

    Patchy
    Freezing Fog
    then Partly
    Sunny

Detailed Forecast

Tonight
Patchy freezing fog after 1am. Mostly cloudy, with a low around 25. Calm wind.
M.L.King Day
Areas of freezing fog before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 39. Calm wind.
Monday Night
Patchy freezing fog after 10pm. Mostly cloudy, with a low around 24. Calm wind.
Tuesday
Patchy freezing fog before 10am. Partly sunny, with a high near 39. Calm wind.
Tuesday Night
Patchy freezing fog after 10pm. Partly cloudy, with a low around 24. Calm wind.
Wednesday
Patchy freezing fog before 7am. Partly sunny, with a high near 38.
Wednesday Night
Patchy freezing fog after 10pm. Mostly cloudy, with a low around 24.
Thursday
Patchy freezing fog before 10am. Partly sunny, with a high near 40.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Partly sunny, with a high near 42.
Friday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 27.
Saturday
A slight chance of rain and snow. Snow level 1800 feet. Partly sunny, with a high near 40.
Saturday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 25.
Sunday
A slight chance of rain and snow. Partly sunny, with a high near 41.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Sunnyside WA
 46.33°N 119.97°W (Elev. 758 ft)
3:20 pm PST Jan 18, 2026
4pm PST Jan 18, 2026-6pm PST Jan 25, 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