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 >

Hazardous Weather Conditions

Current conditions at

TOWER FALLS RANGER STATION AT YELLOWSTONE NP (TFAW4)

Lat: 44.916944°NLon: 110.420556°WElev: 6279.0ft.

NA

11°F

-12°C

Humidity 68%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 2°F (-17°C)
Visibility NA
Last update 21 Jan 11:15 AM MST
Extended Forecast for

Canyon WY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 20. West southwest wind 5 to 7 mph.

    High: 20 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around -1. Calm wind.

    Low: -1 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 21. Wind chill values as low as zero. Calm wind becoming west around 5 mph.

    High: 21 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -3. Calm wind.

    Low: -3 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 15. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 15 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around -14. Light and variable wind.

    Low: -14 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 15. Calm wind becoming west around 6 mph in the afternoon.

    High: 15 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -7.

    Low: -7 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 18.

    High: 18 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 20. West southwest wind 5 to 7 mph.
Tonight
Mostly cloudy, with a low around -1. Calm wind.
Thursday
Mostly sunny, with a high near 21. Wind chill values as low as zero. Calm wind becoming west around 5 mph.
Thursday Night
Mostly cloudy, with a low around -3. Calm wind.
Friday
Mostly sunny, with a high near 15. Calm wind becoming north northwest around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around -14. Light and variable wind.
Saturday
Mostly sunny, with a high near 15. Calm wind becoming west around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around -7.
Sunday
Mostly sunny, with a high near 18.
Sunday Night
Partly cloudy, with a low around -4.
Monday
Mostly sunny, with a high near 23.
Monday Night
Partly cloudy, with a low around 4.
Tuesday
Partly sunny, with a high near 26.
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ABOUT THIS FORECAST

 
Point Forecast:
Canyon WY
 44.74°N 110.5°W (Elev. 7953 ft)
12:02 pm MST Jan 21, 2026
12pm MST Jan 21, 2026-6pm MST 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