Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NP (YLAW4)

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

NA

60°F

16°C

Humidity 64%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 16 Jul 09:15 PM MDT
Extended Forecast for

Mammoth WY

  • Tonight

    Tonight: Mostly clear, with a low around 49. West northwest wind around 7 mph becoming southeast after midnight.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Widespread haze before 4pm. Areas of smoke between 1pm and 3pm. Sunny, with a high near 83. Southeast wind 7 to 13 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 83 °F

    Haze

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51. West wind 8 to 13 mph becoming light and variable  after midnight. Winds could gust as high as 20 mph.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 86. Calm wind becoming west southwest 5 to 9 mph in the morning.

    High: 86 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 10 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 53. West southwest wind around 7 mph becoming south southeast in the evening.

    Low: 53 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: A 10 percent chance of showers and thunderstorms after 3pm.  Sunny, with a high near 86. South wind 6 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 86 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 51. South southwest wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 51 °F

    Partly Cloudy

  • Sunday

    Sunday: A 10 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 85. Breezy.

    High: 85 °F

    Sunny then
    Slight Chance
    T-storms and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 49. West northwest wind around 7 mph becoming southeast after midnight.
Thursday
Widespread haze before 4pm. Areas of smoke between 1pm and 3pm. Sunny, with a high near 83. Southeast wind 7 to 13 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Mostly clear, with a low around 51. West wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 86. Calm wind becoming west southwest 5 to 9 mph in the morning.
Friday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53. West southwest wind around 7 mph becoming south southeast in the evening.
Saturday
A 10 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 86. South wind 6 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 51. South southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Sunday
A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 85. Breezy.
Sunday Night
Partly cloudy, with a low around 52.
Monday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 53.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81. Breezy.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 51.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Mammoth WY
 44.98°N 110.69°W (Elev. 5745 ft)
9:28 pm MDT Jul 16, 2025
10pm MDT Jul 16, 2025-6pm MDT Jul 23, 2025
 
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Additional Resources

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