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Above Average Temperatures in the West; Winter Weather Returns to the Upper Midwest and Great Lakes

Well above average temperatures will continue across the West this week, potentially breaking some daily high temperature records. A storm system dropping south out of Canada will bring a wintry mix to the Upper Midwest and Great Lakes Tuesday, pushing into the Central Appalachians and interior Northeast on Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Sunnyside Municipal Airport (K1S5)

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

Clear

48°F

9°C

Humidity 62%
Wind Speed N 0 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 12 Jan 06:55 PM PST
Extended Forecast for

2 Miles ENE Sunnyside WA

Air Stagnation Advisory January 13, 07:00am until January 16, 07:00am
Click here for hazard details and duration
Air Stagnation Advisory

  • Tonight

    Tonight: Patchy dense fog after 1am. Otherwise, partly cloudy, with a low around 36. Light and variable wind.

    Low: 36 °F

    Partly Cloudy
    then Patchy
    Dense Fog

  • Tuesday

    Tuesday: Patchy dense fog before 1pm. Otherwise, mostly cloudy, with a high near 51. Calm wind.

    High: 51 °F

    Patchy Dense
    Fog

  • Tuesday Night

    Tuesday Night: Patchy dense fog after 7pm. Otherwise, partly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Patchy Dense
    Fog

  • Wednesday

    Wednesday: Areas of dense fog before 1pm. Otherwise, partly sunny, with a high near 47. Calm wind.

    High: 47 °F

    Areas Dense
    Fog

  • Wednesday Night

    Wednesday Night: Patchy dense fog after 7pm. Otherwise, partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Patchy Dense
    Fog

  • Thursday

    Thursday: Patchy dense fog before 1pm. Otherwise, mostly sunny, with a high near 47.

    High: 47 °F

    Patchy Dense
    Fog

  • Thursday Night

    Thursday Night: Patchy dense fog after 7pm. Otherwise, partly cloudy, with a low around 29.

    Low: 29 °F

    Patchy Dense
    Fog

  • Friday

    Friday: Patchy dense fog before 10am. Otherwise, mostly sunny, with a high near 44.

    High: 44 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Friday Night

    Friday Night: Patchy dense fog after 10pm. Otherwise, partly cloudy, with a low around 28.

    Low: 28 °F

    Patchy Dense
    Fog

Detailed Forecast

Tonight
Patchy dense fog after 1am. Otherwise, partly cloudy, with a low around 36. Light and variable wind.
Tuesday
Patchy dense fog before 1pm. Otherwise, mostly cloudy, with a high near 51. Calm wind.
Tuesday Night
Patchy dense fog after 7pm. Otherwise, partly cloudy, with a low around 34. Calm wind.
Wednesday
Areas of dense fog before 1pm. Otherwise, partly sunny, with a high near 47. Calm wind.
Wednesday Night
Patchy dense fog after 7pm. Otherwise, partly cloudy, with a low around 31. Calm wind.
Thursday
Patchy dense fog before 1pm. Otherwise, mostly sunny, with a high near 47.
Thursday Night
Patchy dense fog after 7pm. Otherwise, partly cloudy, with a low around 29.
Friday
Patchy dense fog before 10am. Otherwise, mostly sunny, with a high near 44.
Friday Night
Patchy dense fog after 10pm. Otherwise, partly cloudy, with a low around 28.
Saturday
Patchy dense fog before 1pm. Otherwise, partly sunny, with a high near 42.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 42.
Sunday Night
Partly cloudy, with a low around 26.
M.L.King Day
Partly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Sunnyside WA
 46.33°N 119.97°W (Elev. 758 ft)
Last Update:
3:20 pm PST Jan 12, 2026
Forecast Valid:
7pm PST Jan 12, 2026-6pm PST Jan 19, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation