Tropical Storm Edouard Impacting the Northwestern Gulf Coast; Hazardous Heat expands in the East

Tropical Storm Edouard will impact the northwestern Gulf Coast through Wednesday with gusty winds, storm surge, and heavy rainfall. Flash and river flooding will be possible, especially in southeastern Texas. Hazardous heat will expand across the central and eastern U.S. by mid-week, and daily chances for severe thunderstorms are expected from the eastern Great Lakes to the Mid-Atlantic this week. Read More >

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

51°F

11°C

Humidity 85%
Wind Speed SSW 4 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 02 Sep 02:15 AM MDT
Extended Forecast for

6 Miles SSW Mammoth Hot Springs WY

  • Overnight

    Overnight: Mostly cloudy, with a low around 42. South southwest wind around 8 mph.

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64. Breezy, with a south southwest wind 8 to 13 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 64 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39. Breezy, with a south wind 11 to 20 mph, with gusts as high as 38 mph.

    Low: 39 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 64. Breezy, with a south southwest wind 13 to 20 mph, with gusts as high as 34 mph.

    High: 64 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41. South southwest wind 7 to 14 mph becoming southeast after midnight. Winds could gust as high as 30 mph.

    Low: 41 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 65. Breezy, with a south southwest wind 11 to 18 mph, with gusts as high as 33 mph.

    High: 65 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: A 20 percent chance of showers after midnight.  Mostly clear, with a low around 41. South southeast wind 5 to 13 mph, with gusts as high as 28 mph.

    Low: 41 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 42. South southwest wind around 8 mph.
Wednesday
Mostly sunny, with a high near 64. Breezy, with a south southwest wind 8 to 13 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 39 mph.
Wednesday Night
Partly cloudy, with a low around 39. Breezy, with a south wind 11 to 20 mph, with gusts as high as 38 mph.
Thursday
Mostly sunny, with a high near 64. Breezy, with a south southwest wind 13 to 20 mph, with gusts as high as 34 mph.
Thursday Night
Partly cloudy, with a low around 41. South southwest wind 7 to 14 mph becoming southeast after midnight. Winds could gust as high as 30 mph.
Friday
Sunny, with a high near 65. Breezy, with a south southwest wind 11 to 18 mph, with gusts as high as 33 mph.
Friday Night
A 20 percent chance of showers after midnight. Mostly clear, with a low around 41. South southeast wind 5 to 13 mph, with gusts as high as 28 mph.
Saturday
Sunny, with a high near 66.
Saturday Night
Mostly clear, with a low around 42.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 68.
Sunday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 44.
Labor Day
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 60.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 40.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSW Mammoth Hot Springs WY
 44.89°N 110.74°W (Elev. 7402 ft)
2:47 am MDT Sep 2, 2026
3am MDT Sep 2, 2026-6pm MDT Sep 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