Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

TOWER FALLS RANGER STATION AT YELLOWSTONE NP (TFAW4)

Lat: 44.916944°NLon: 110.420556°WElev: 1913.8ft.

NA

68°F

20°C

Humidity 36%
Wind Speed SSW 2 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 19 Aug 07:15 PM MDT
Extended Forecast for

13 Miles SSE Cooke City MT

  • Tonight

    Tonight: Mostly clear, with a low around 45. West wind 5 to 9 mph.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 70. West southwest wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. West northwest wind 5 to 10 mph becoming south in the evening.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 70. West wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 70 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 51. West northwest wind 5 to 8 mph becoming east southeast in the evening.

    Low: 51 °F

    Mostly Cloudy

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 65. Southwest wind 5 to 10 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%.

    High: 65 °F

    Mostly Cloudy
    then Showers
    Likely

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 48. West southwest wind around 8 mph.

    Low: 48 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 63. Breezy.

    High: 63 °F

    Partly Sunny
    then Chance
    T-storms and
    Breezy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 45.

    Low: 45 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 45. West wind 5 to 9 mph.
Thursday
Sunny, with a high near 70. West southwest wind 6 to 14 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 49. West northwest wind 5 to 10 mph becoming south in the evening.
Friday
Mostly sunny, with a high near 70. West wind 6 to 11 mph, with gusts as high as 22 mph.
Friday Night
Mostly cloudy, with a low around 51. West northwest wind 5 to 8 mph becoming east southeast in the evening.
Saturday
Showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 65. Southwest wind 5 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 48. West southwest wind around 8 mph.
Sunday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 63. Breezy.
Sunday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 45.
Monday
A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 63.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 44.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 63.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 45.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles SSE Cooke City MT
 44.86°N 109.82°W (Elev. 9823 ft)
6:01 pm MDT Aug 19, 2026
7pm MDT Aug 19, 2026-6pm MDT Aug 26, 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