Critical Fire Weather in the High Plains and Midwest; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central/southern High Plains and portions of the Midwest. Two Pacific storms will continue to bring heavy mountain snow and gusty winds to the western U.S. through Thursday. A swath of wintry weather, including heavy snow and a wintry mix, is expected from the Northern Plains to New England. Read More >

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

10°F

-12°C

Humidity 81%
Wind Speed N 3 MPH
Barometer NA
Dewpoint 5°F (-15°C)
Visibility NA
Last update 18 Feb 05:15 PM MST
Extended Forecast for

5 Miles ESE Mount Holmes WY

Winter Weather Advisory February 18, 05:34pm until February 18, 11:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 18, 05:34pm until February 18, 11:00pm

    NOW until 11:00pm Wed

    Winter Weather Advisory

  • This Afternoon

    High: 20 °F

    Snow Showers

  • Tonight

    Tonight: Snow showers likely, mainly before 7pm.  Mostly cloudy, with a low around 1. Wind chill values as low as -10. North wind 5 to 9 mph becoming calm  after midnight.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 1 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

  • Thursday

    Thursday: A 20 percent chance of snow showers between 9am and 1pm.  Partly sunny, with a high near 17. Wind chill values as low as zero. Light south southwest wind becoming west southwest 6 to 11 mph in the morning.

    High: 17 °F

    Slight Chance
    Snow Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -5. Wind chill values as low as -10. Southwest wind 5 to 7 mph becoming light and variable  in the evening.

    Low: -5 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of snow showers after 11am.  Partly sunny, with a high near 19. Southeast wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 21 mph.  Little or no snow accumulation expected.

    High: 19 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before 11pm.  Mostly cloudy, with a low around 2. South southwest wind 6 to 8 mph.

    Low: 2 °F

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 22. Southwest wind 8 to 11 mph, with gusts as high as 23 mph.

    High: 22 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 2.

    Low: 2 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Snow showers. Steady temperature around 20. North wind around 11 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Snow showers likely, mainly before 7pm. Mostly cloudy, with a low around 1. Wind chill values as low as -10. North wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday
A 20 percent chance of snow showers between 9am and 1pm. Partly sunny, with a high near 17. Wind chill values as low as zero. Light south southwest wind becoming west southwest 6 to 11 mph in the morning.
Thursday Night
Mostly cloudy, with a low around -5. Wind chill values as low as -10. Southwest wind 5 to 7 mph becoming light and variable in the evening.
Friday
A 30 percent chance of snow showers after 11am. Partly sunny, with a high near 19. Southeast wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 21 mph. Little or no snow accumulation expected.
Friday Night
A 20 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 2. South southwest wind 6 to 8 mph.
Saturday
Mostly sunny, with a high near 22. Southwest wind 8 to 11 mph, with gusts as high as 23 mph.
Saturday Night
Partly cloudy, with a low around 2.
Sunday
Partly sunny, with a high near 33.
Sunday Night
Mostly clear, with a low around 12.
Monday
A slight chance of snow showers. Sunny, with a high near 36.
Monday Night
A chance of snow showers. Partly cloudy, with a low around 20.
Tuesday
Snow showers likely. Partly sunny, with a high near 31. Breezy.
Tuesday Night
A chance of snow showers. Partly cloudy, with a low around 14.
Wednesday
Snow showers likely. Partly sunny, with a high near 29.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Mount Holmes WY
 44.81°N 110.75°W (Elev. 7641 ft)
4:32 pm MST Feb 18, 2026
5pm MST Feb 18, 2026-6pm MST Feb 25, 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