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

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Current conditions at

Yakima Air Terminal - McAllister Field (KYKM)

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

Overcast

34°F

1°C

Humidity 74%
Wind Speed NE 4 MPH
Barometer 30.48 in (1032.17 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 20 Jan 02:20 PM PST
Extended Forecast for

Union Gap WA

Air Stagnation Advisory January 20, 02:39pm until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 20, 02:39pm until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • This Afternoon

    High: 36 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 21. Calm wind.

    Low: 21 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 35. Calm wind.

    High: 35 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 36. Calm wind.

    High: 36 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 36. Calm wind.
Tonight
Mostly cloudy, with a low around 21. Calm wind.
Wednesday
Mostly cloudy, with a high near 35. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 22. Calm wind.
Thursday
Mostly cloudy, with a high near 36. Calm wind.
Thursday Night
Partly cloudy, with a low around 21.
Friday
Sunny, with a high near 39.
Friday Night
Mostly clear, with a low around 19.
Saturday
Sunny, with a high near 37.
Saturday Night
Mostly clear, with a low around 19.
Sunday
Partly sunny, with a high near 36.
Sunday Night
Mostly cloudy, with a low around 23.
Monday
Partly sunny, with a high near 39.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Union Gap WA
 46.54°N 120.47°W (Elev. 997 ft)
2:31 pm PST Jan 20, 2026
2pm PST Jan 20, 2026-6pm PST Jan 26, 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