Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Yakima Air Terminal - McAllister Field (KYKM)

Lat: 46.56402°NLon: 120.53484°WElev: 1043.0ft.

Overcast

30°F

-1°C

Humidity 86%
Wind Speed W 3 MPH
Barometer 30.44 in (1030.82 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 21 Jan 03:00 AM PST
Extended Forecast for

11 Miles WSW Mattawa WA

  • Overnight

    Overnight: Cloudy, with a steady temperature around 23. Northeast wind around 5 mph.

    Low: 23 °F

    Cloudy

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 28. Northeast wind around 5 mph.

    High: 28 °F

    Gradual
    Clearing

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a steady temperature around 26. North wind around 5 mph.

    Low: 26 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 28. North wind around 5 mph.

    High: 28 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 22. North wind around 7 mph.

    Low: 22 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 29.

    High: 29 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 21.

    Low: 21 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 29.

    High: 29 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Overnight
Cloudy, with a steady temperature around 23. Northeast wind around 5 mph.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 28. Northeast wind around 5 mph.
Wednesday Night
Increasing clouds, with a steady temperature around 26. North wind around 5 mph.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 28. North wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 22. North wind around 7 mph.
Friday
Sunny, with a high near 29.
Friday Night
Mostly clear, with a low around 21.
Saturday
Sunny, with a high near 29.
Saturday Night
Partly cloudy, with a low around 20.
Sunday
Mostly sunny, with a high near 28.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 31.
Monday Night
Mostly cloudy, with a low around 25.
Tuesday
Partly sunny, with a high near 33.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WSW Mattawa WA
 46.67°N 120.13°W (Elev. 3330 ft)
3:07 am PST Jan 21, 2026
3am PST Jan 21, 2026-6pm PST Jan 27, 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