National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

Lat: 44.977222°NLon: 110.695278°WElev: 6138.0ft.

NA

32°F

0°C

Humidity 49%
Wind Speed SSE 2 MPH
Barometer NA
Dewpoint 15°F (-9°C)
Visibility NA
Last update 28 Jan 04:15 PM MST
Extended Forecast for

5 Miles ESE Mount Holmes WY

  • This Afternoon

    This Afternoon: Scattered snow showers. Cloudy, with a steady temperature around 23. West southwest wind around 8 mph. Chance of precipitation is 30%.

    High: 23 °F

    Scattered
    Snow Showers

  • Tonight

    Tonight: Scattered snow showers, mainly before midnight. Mostly cloudy, with a low around 9. West southwest wind around 6 mph. Chance of precipitation is 30%.

    Low: 9 °F

    Scattered
    Snow Showers

  • Thursday

    Thursday: Partly sunny, with a high near 24. Wind chill values as low as zero. Southwest wind 6 to 9 mph.

    High: 24 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 13. Southwest wind around 6 mph.

    Low: 13 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 28. Southwest wind 6 to 8 mph.

    High: 28 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 19. Southwest wind around 7 mph.

    Low: 19 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 33. Southwest wind 7 to 9 mph.

    High: 33 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Scattered snow showers. Cloudy, with a steady temperature around 23. West southwest wind around 8 mph. Chance of precipitation is 30%.
Tonight
Scattered snow showers, mainly before midnight. Mostly cloudy, with a low around 9. West southwest wind around 6 mph. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 24. Wind chill values as low as zero. Southwest wind 6 to 9 mph.
Thursday Night
Mostly cloudy, with a low around 13. Southwest wind around 6 mph.
Friday
Mostly cloudy, with a high near 28. Southwest wind 6 to 8 mph.
Friday Night
Mostly cloudy, with a low around 19. Southwest wind around 7 mph.
Saturday
Partly sunny, with a high near 33. Southwest wind 7 to 9 mph.
Saturday Night
Mostly cloudy, with a low around 13.
Sunday
Partly sunny, with a high near 37.
Sunday Night
Mostly cloudy, with a low around 18.
Monday
A slight chance of snow showers. Partly sunny, with a high near 33.
Monday Night
A slight chance of snow showers. Mostly cloudy, with a low around 14.
Tuesday
A slight chance of snow showers. Mostly sunny, with a high near 29.
Tuesday Night
Partly cloudy, with a low around 9.
Wednesday
Mostly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Mount Holmes WY
 44.81°N 110.75°W (Elev. 7641 ft)
Last Update:
4:17 pm MST Jan 28, 2026
Forecast Valid:
5pm MST Jan 28, 2026-6pm MST Feb 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation