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

Severe Thunderstorms for Mid-Atlantic and Northeast; Typhoon Approaching Guam

A cold front will sweep eastward today accompanied by strong to severe thunderstorms for the mid-Atlantic and Northeast today. In the wake of this cold front, autumn like temperatures and gusty winds from the Plains, Mississippi Valley, Great Lakes to most of the eastern seaboard. Fire weather conditions for lower Mississippi Valley into portions of California. For Guam, a typhoon is approaching. Read More >

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

59°F

15°C

Humidity 23%
Wind Speed NNE 3 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility NA
Last update 16 Oct 02:15 PM MDT
Extended Forecast for

Mammoth WY

  • This Afternoon

    This Afternoon: Sunny, with a high near 58. South wind around 9 mph.

    High: 58 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 32. Southeast wind 8 to 11 mph.

    Low: 32 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 59. Southeast wind 10 to 14 mph becoming south southwest in the afternoon. Winds could gust as high as 21 mph.

    High: 59 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 33. South wind 8 to 11 mph.

    Low: 33 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 60. South southeast wind 3 to 7 mph.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. South southeast wind 5 to 8 mph.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 60. South southeast wind 6 to 8 mph.

    High: 60 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 58. South wind around 9 mph.
Tonight
Partly cloudy, with a low around 32. Southeast wind 8 to 11 mph.
Saturday
Mostly sunny, with a high near 59. Southeast wind 10 to 14 mph becoming south southwest in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 33. South wind 8 to 11 mph.
Sunday
Sunny, with a high near 60. South southeast wind 3 to 7 mph.
Sunday Night
Mostly clear, with a low around 34. South southeast wind 5 to 8 mph.
Monday
Sunny, with a high near 60. South southeast wind 6 to 8 mph.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Mostly sunny, with a high near 58.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 39.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 58.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 39.
Thursday
A chance of showers. Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mammoth WY
 44.98°N 110.69°W (Elev. 5745 ft)
Last Update:
2:02 pm MDT Oct 16, 2026
Forecast Valid:
3pm MDT Oct 16, 2026-6pm MDT Oct 22, 2026
 
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