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

Yellowstone Lake (KP60)

Lat: 44.54444°NLon: 110.42111°WElev: 7835.0ft.

NA

-3°F

-19°C

Humidity 78%
Wind Speed N 0 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint -8°F (-22°C)
Visibility NA
Last update 21 Jan 08:56 AM MST
Extended Forecast for

3 Miles S Upper/Lower Falls WY

  • Today

    Today: Mostly sunny, with a high near 20. Wind chill values as low as zero. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 20 °F

    Mostly Sunny

  • Tonight

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

    Low: -3 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 23. Wind chill values as low as -5. Calm wind.

    High: 23 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -4. Calm wind.

    Low: -4 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 16. Calm wind becoming north northwest around 5 mph.

    High: 16 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around -16. Calm wind.

    Low: -16 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 16. Calm wind becoming west around 5 mph in the afternoon.

    High: 16 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -9.

    Low: -9 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 18.

    High: 18 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 20. Wind chill values as low as zero. Calm wind becoming west southwest around 6 mph in the afternoon.
Tonight
Mostly cloudy, with a low around -3. Calm wind.
Thursday
Mostly sunny, with a high near 23. Wind chill values as low as -5. Calm wind.
Thursday Night
Mostly cloudy, with a low around -4. Calm wind.
Friday
Mostly sunny, with a high near 16. Calm wind becoming north northwest around 5 mph.
Friday Night
Mostly clear, with a low around -16. Calm wind.
Saturday
Mostly sunny, with a high near 16. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around -9.
Sunday
Mostly sunny, with a high near 18.
Sunday Night
Partly cloudy, with a low around -6.
Monday
Mostly sunny, with a high near 24.
Monday Night
Mostly cloudy, with a low around 3.
Tuesday
Partly sunny, with a high near 27.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Upper/Lower Falls WY
 44.68°N 110.49°W (Elev. 7651 ft)
9:01 am MST Jan 21, 2026
9am 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