Winter Returns Across the Northern Tier; Record Warmth for the Southwest

A large high pressure system will usher in cold air for this first day of March across the northern Plains, Great Lakes, Northeast and mid-Atlantic. Some wintry precipitation may evolve across the mid-Mississippi Valley, Ohio Valley and mid-Atlantic through Monday. Meanwhile, record warmth will spread across the Southwest, southern Plains through early this week. Read More >

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

35°F

2°C

Humidity 75%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 02 Mar 03:15 AM MST
Extended Forecast for

5 Miles SSW Mammoth Hot Springs WY

  • Overnight

    Overnight: A 50 percent chance of snow, mainly before 5am.  Mostly cloudy, with a low around 28. South southwest wind 3 to 5 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance Snow

  • Monday

    Monday: Snow likely, possibly mixed with rain, mainly between 2pm and 3pm.  Patchy fog between 7am and 8am.  Otherwise, mostly cloudy, with a high near 39. Light and variable wind becoming northeast around 6 mph in the morning.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 39 °F

    Chance Snow
    and Patchy
    Fog then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: A 20 percent chance of snow before 11pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 20. North wind 5 to 7 mph becoming calm  after midnight.

    Low: 20 °F

    Slight Chance
    Snow then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 41. Light south wind becoming south southwest 5 to 9 mph in the morning.

    High: 41 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 25. South wind around 10 mph.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of snow showers after 11am.  Mostly cloudy, with a high near 38. Breezy, with a south southwest wind 11 to 15 mph, with gusts as high as 23 mph.

    High: 38 °F

    Chance Snow
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Snow showers.  Low around 26. South southwest wind 7 to 11 mph becoming northwest after midnight.  Chance of precipitation is 90%.

    Low: 26 °F

    Snow Showers

  • Thursday

    Thursday: Snow showers.  High near 32. Chance of precipitation is 80%.

    High: 32 °F

    Snow Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of snow showers.  Mostly cloudy, with a low around 18.

    Low: 18 °F

    Chance Snow
    Showers

Detailed Forecast

Overnight
A 50 percent chance of snow, mainly before 5am. Mostly cloudy, with a low around 28. South southwest wind 3 to 5 mph. Total nighttime snow accumulation of less than a half inch possible.
Monday
Snow likely, possibly mixed with rain, mainly between 2pm and 3pm. Patchy fog between 7am and 8am. Otherwise, mostly cloudy, with a high near 39. Light and variable wind becoming northeast around 6 mph in the morning. Chance of precipitation is 60%. Little or no snow accumulation expected.
Monday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 20. North wind 5 to 7 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 41. Light south wind becoming south southwest 5 to 9 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 25. South wind around 10 mph.
Wednesday
A 30 percent chance of snow showers after 11am. Mostly cloudy, with a high near 38. Breezy, with a south southwest wind 11 to 15 mph, with gusts as high as 23 mph.
Wednesday Night
Snow showers. Low around 26. South southwest wind 7 to 11 mph becoming northwest after midnight. Chance of precipitation is 90%.
Thursday
Snow showers. High near 32. Chance of precipitation is 80%.
Thursday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 18.
Friday
A 30 percent chance of snow showers. Partly sunny, with a high near 32.
Friday Night
A slight chance of snow showers. Mostly clear, with a low around 18.
Saturday
A slight chance of snow showers. Mostly sunny, with a high near 34. Breezy.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 26. Breezy.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 37. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Mammoth Hot Springs WY
 44.89°N 110.74°W (Elev. 7402 ft)
3:18 am MST Mar 2, 2026
3am MST Mar 2, 2026-6pm MDT Mar 8, 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