Record Warmth Lingers; Fire Weather Concerns; Unsettled Pacific Northwest

More record warm temperatures are forecast this week from California, Southwest, Plains then into the Mississippi Valley and Southeast. The warmth combining with dry conditions may result in elevated to locally critical fire weather conditions. Meanwhile, another Pacific system will move across the Pacific Northwest with lower elevation rain and mountain snows. For Hawaii, conditions improving. Read More >

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

53°F

12°C

Humidity 13%
Wind Speed SSW 11 MPH
Barometer NA
Dewpoint 3°F (-16°C)
Visibility NA
Last update 22 Mar 03:15 PM MDT
Extended Forecast for

Mammoth WY

  • This Afternoon

    This Afternoon: Sunny, with a high near 53. West wind around 11 mph.

    High: 53 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 35. West wind 5 to 8 mph becoming light and variable.

    Low: 35 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 60. Breezy, with a south southeast wind 5 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 23 mph.

    High: 60 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. South southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after noon.  Partly sunny, with a high near 60. Southwest wind 6 to 14 mph, with gusts as high as 30 mph.

    High: 60 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before midnight.  Mostly cloudy, with a low around 45. South southwest wind 9 to 14 mph, with gusts as high as 30 mph.

    Low: 45 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65. Breezy, with a south southwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 65 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: A slight chance of rain and snow showers after midnight.  Mostly cloudy, with a low around 37. Chance of precipitation is 20%.

    Low: 37 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of rain and snow showers, mainly before noon.  Snow level 6600 feet lowering to 5700 feet in the afternoon . Mostly sunny, with a high near 52. Chance of precipitation is 30%.

    High: 52 °F

    Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Sunny, with a high near 53. West wind around 11 mph.
Tonight
Mostly cloudy, with a low around 35. West wind 5 to 8 mph becoming light and variable.
Monday
Mostly sunny, with a high near 60. Breezy, with a south southeast wind 5 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 23 mph.
Monday Night
Mostly cloudy, with a low around 40. South southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Tuesday
A 20 percent chance of showers after noon. Partly sunny, with a high near 60. Southwest wind 6 to 14 mph, with gusts as high as 30 mph.
Tuesday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 45. South southwest wind 9 to 14 mph, with gusts as high as 30 mph.
Wednesday
Mostly sunny, with a high near 65. Breezy, with a south southwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 38 mph.
Wednesday Night
A slight chance of rain and snow showers after midnight. Mostly cloudy, with a low around 37. Chance of precipitation is 20%.
Thursday
A chance of rain and snow showers, mainly before noon. Snow level 6600 feet lowering to 5700 feet in the afternoon . Mostly sunny, with a high near 52. Chance of precipitation is 30%.
Thursday Night
Mostly clear, with a low around 27.
Friday
Sunny, with a high near 55.
Friday Night
Partly cloudy, with a low around 32.
Saturday
Mostly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
Mammoth WY
 44.98°N 110.69°W (Elev. 5745 ft)
2:48 pm MDT Mar 22, 2026
3pm MDT Mar 22, 2026-6pm MDT Mar 28, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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