Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

STEAMBOAT (STBM8)

Lat: 46.26094°NLon: 108.09939°WElev: 3716.0ft.

NA

61°F

16°C

Humidity 91%
Wind Speed NNE 5 MPH
Barometer NA
Dewpoint 58°F (14°C)
Visibility NA
Last update 13 Aug 01:41 PM MDT
Extended Forecast for

15 Miles SSE Roundup MT

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms, mainly after 3pm.  Patchy fog before 3pm.  Otherwise, mostly cloudy, with a steady temperature around 66. North northeast wind around 10 mph.

    High: 66 °F

    Chance
    T-storms and
    Patchy Fog

  • Tonight

    Tonight: Showers and thunderstorms before 1am, then showers likely.  Patchy fog after 9pm. Low around 56. North wind 11 to 14 mph.  Chance of precipitation is 90%.

    Low: 56 °F

    Showers and
    Patchy Fog

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 3pm.  Patchy fog before 3pm.  Otherwise, mostly cloudy, with a high near 66. North northwest wind 8 to 11 mph.  Chance of precipitation is 50%.

    High: 66 °F

    Chance
    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: Showers and thunderstorms likely.  Cloudy, with a low around 55. North wind 3 to 7 mph.  Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely

  • Saturday

    Saturday: A 40 percent chance of showers before noon.  Cloudy, then gradually becoming mostly sunny, with a high near 69. Light and variable wind becoming east southeast around 6 mph in the afternoon.

    High: 69 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 55. East wind around 6 mph becoming light and variable  after midnight.  Chance of precipitation is 30%.

    Low: 55 °F

    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 77. Calm wind becoming southwest 5 to 7 mph in the morning.

    High: 77 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers.  Mostly cloudy, with a low around 58. North wind around 6 mph becoming light and variable  after midnight.

    Low: 58 °F

    Slight Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers.  Mostly sunny, with a high near 80. Light west wind increasing to 5 to 9 mph in the morning.

    High: 80 °F

    Slight Chance
    Showers

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Patchy fog before 3pm. Otherwise, mostly cloudy, with a steady temperature around 66. North northeast wind around 10 mph.
Tonight
Showers and thunderstorms before 1am, then showers likely. Patchy fog after 9pm. Low around 56. North wind 11 to 14 mph. Chance of precipitation is 90%.
Friday
A chance of showers, with thunderstorms also possible after 3pm. Patchy fog before 3pm. Otherwise, mostly cloudy, with a high near 66. North northwest wind 8 to 11 mph. Chance of precipitation is 50%.
Friday Night
Showers and thunderstorms likely. Cloudy, with a low around 55. North wind 3 to 7 mph. Chance of precipitation is 60%.
Saturday
A 40 percent chance of showers before noon. Cloudy, then gradually becoming mostly sunny, with a high near 69. Light and variable wind becoming east southeast around 6 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. East wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 30%.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. Calm wind becoming southwest 5 to 7 mph in the morning.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 58. North wind around 6 mph becoming light and variable after midnight.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 80. Light west wind increasing to 5 to 9 mph in the morning.
Monday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 59. North wind 5 to 8 mph becoming west after midnight. Chance of precipitation is 20%.
Tuesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 78. West southwest wind 6 to 8 mph becoming north northwest in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58. West wind 5 to 8 mph.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 78. West wind 5 to 9 mph.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles SSE Roundup MT
 46.25°N 108.38°W (Elev. 4285 ft)
12:47 pm MDT Aug 13, 2026
2pm MDT Aug 13, 2026-6pm MDT Aug 19, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database