Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

62°F

17°C

Humidity 55%
Wind Speed NE 1 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Last update 19 Aug 10:15 AM MDT
Extended Forecast for

14 Miles NW Mount Holmes WY

  • Today

    Today: Sunny, with a high near 71. Light and variable wind becoming west 5 to 9 mph in the afternoon.

    High: 71 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 48. West wind 5 to 8 mph becoming calm  in the evening.

    Low: 48 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 76. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 53. West wind around 6 mph becoming calm  in the evening.

    Low: 53 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 80. Calm wind becoming west around 6 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 54. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 54 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 73. Light south southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 23 mph.  Chance of precipitation is 60%.

    High: 73 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 71. Light and variable wind becoming west 5 to 9 mph in the afternoon.
Tonight
Mostly clear, with a low around 48. West wind 5 to 8 mph becoming calm in the evening.
Thursday
Sunny, with a high near 76. Calm wind becoming west 5 to 8 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 53. West wind around 6 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 80. Calm wind becoming west around 6 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 54. North northwest wind around 5 mph becoming calm in the evening.
Saturday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 73. Light south southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 60%.
Saturday Night
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 50.
Sunday
A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 70.
Sunday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 47.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 70.
Monday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 47.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles NW Mount Holmes WY
 44.95°N 111.08°W (Elev. 7871 ft)
10:01 am MDT Aug 19, 2026
10am MDT Aug 19, 2026-6pm MDT Aug 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database