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

EW9980 West Yellowstone (E9980)

Lat: 44.78167°NLon: 111.13833°WElev: 6566.77ft.

NA

70°F

21°C

Humidity 39%
Wind Speed SW 2 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 44°F (7°C)
Visibility NA
Last update 19 Aug 12:00 PM MDT
Extended Forecast for

8 Miles NW West Yellowstone MT

  • This Afternoon

    This Afternoon: Sunny, with a high near 76. West southwest wind 3 to 8 mph. Winds could gust as high as 18 mph.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 44. West wind 5 to 7 mph becoming calm  in the evening.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 84. Light and variable wind.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after midnight.  Mostly cloudy, with a low around 51. Northeast wind around 5 mph becoming calm  after midnight.

    Low: 51 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 76. Calm wind becoming southwest 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 50%.

    High: 76 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 47. West southwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 47 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 74.

    High: 74 °F

    Slight Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 76. West southwest wind 3 to 8 mph. Winds could gust as high as 18 mph.
Tonight
Mostly clear, with a low around 44. West wind 5 to 7 mph becoming calm in the evening.
Thursday
Sunny, with a high near 81. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 49. Calm wind.
Friday
Mostly sunny, with a high near 84. Light and variable wind.
Friday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 51. Northeast wind around 5 mph becoming calm after midnight.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 76. Calm wind becoming southwest 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 47. West southwest wind 5 to 7 mph becoming calm in the evening.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 74.
Sunday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 74.
Monday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 45.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NW West Yellowstone MT
 44.75°N 111.2°W (Elev. 6555 ft)
10:36 am MDT Aug 19, 2026
12pm MDT Aug 19, 2026-6pm MDT Aug 25, 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