Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

43°F

6°C

Humidity 38%
Wind Speed S 10 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Wind Chill37°F (3°C)
Last update 27 Feb 01:15 PM MST
Extended Forecast for

5 Miles SSW Mammoth Hot Springs WY

  • This Afternoon

    This Afternoon: Sunny, with a high near 37. Breezy, with a south southwest wind around 16 mph, with gusts as high as 24 mph.

    High: 37 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 18. Breezy, with a south southwest wind 11 to 15 mph, with gusts as high as 23 mph.

    Low: 18 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 38. South southwest wind 11 to 13 mph.

    High: 38 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22. South southwest wind 6 to 10 mph.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of snow showers after 11am.  Partly sunny, with a high near 40. Southwest wind around 7 mph.

    High: 40 °F

    Slight Chance
    Snow Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of snow showers, mainly before 11pm.  Mostly cloudy, with a low around 28. South wind around 6 mph.

    Low: 28 °F

    Chance Snow
    Showers

  • Monday

    Monday: A 30 percent chance of snow showers, mainly after 11am.  Partly sunny, with a high near 40. South southwest wind around 6 mph becoming west in the afternoon.

    High: 40 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 37. Breezy, with a south southwest wind around 16 mph, with gusts as high as 24 mph.
Tonight
Mostly clear, with a low around 18. Breezy, with a south southwest wind 11 to 15 mph, with gusts as high as 23 mph.
Saturday
Mostly sunny, with a high near 38. South southwest wind 11 to 13 mph.
Saturday Night
Mostly cloudy, with a low around 22. South southwest wind 6 to 10 mph.
Sunday
A 20 percent chance of snow showers after 11am. Partly sunny, with a high near 40. Southwest wind around 7 mph.
Sunday Night
A 30 percent chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 28. South wind around 6 mph.
Monday
A 30 percent chance of snow showers, mainly after 11am. Partly sunny, with a high near 40. South southwest wind around 6 mph becoming west in the afternoon.
Monday Night
Partly cloudy, with a low around 21.
Tuesday
Sunny, with a high near 42.
Tuesday Night
Mostly clear, with a low around 24.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 39.
Wednesday Night
Snow showers. Mostly cloudy, with a low around 25.
Thursday
Snow showers likely. Mostly cloudy, with a high near 32.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Mammoth Hot Springs WY
 44.89°N 110.74°W (Elev. 7402 ft)
12:32 pm MST Feb 27, 2026
1pm MST Feb 27, 2026-6pm MST Mar 5, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database