Risks of Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Fire Weather Concerns in Alaska and Southwest

An expansive storm system will bring widespread storms with a threat for flash flooding and severe weather to much of the central to eastern U.S. into early this week. Critical fire weather conditions are expected across interior Alaska this weekend. Elevated fire conditions also expected in the Southwest U.S.. Conditions will remain uncomfortably hot across the southern Plains and the Southeast. Read More >

Current conditions at

STEAMBOAT (STBM8)

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

NA

67°F

19°C

Humidity 51%
Wind Speed W 1 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 20 Jun 08:41 PM MDT
Extended Forecast for

13 Miles SSE Roundup MT

  • Tonight

    Tonight: A chance of showers and thunderstorms before 4am, then a slight chance of showers between 4am and 5am.  Mostly cloudy, with a low around 57. West wind 6 to 8 mph.  Chance of precipitation is 30%.

    Low: 57 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 75. West wind 7 to 11 mph becoming north in the afternoon.

    High: 75 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms after 9pm.  Mostly cloudy, with a low around 53. North northeast wind 8 to 10 mph.

    Low: 53 °F

    Chance
    Showers

  • Monday

    Monday: Showers likely and possibly a thunderstorm before 9am, then showers likely between 9am and noon, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 66. North wind 10 to 15 mph.  Chance of precipitation is 70%.

    High: 66 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight.  Partly cloudy, with a low around 47. North wind 5 to 10 mph becoming light northwest  after midnight.  Chance of precipitation is 20%.

    Low: 47 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 71. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50. East wind 5 to 9 mph.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76. Light east southeast wind increasing to 5 to 9 mph in the morning.

    High: 76 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54. East wind 5 to 11 mph.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 4am, then a slight chance of showers between 4am and 5am. Mostly cloudy, with a low around 57. West wind 6 to 8 mph. Chance of precipitation is 30%.
Sunday
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 75. West wind 7 to 11 mph becoming north in the afternoon.
Sunday Night
A 40 percent chance of showers and thunderstorms after 9pm. Mostly cloudy, with a low around 53. North northeast wind 8 to 10 mph.
Monday
Showers likely and possibly a thunderstorm before 9am, then showers likely between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 66. North wind 10 to 15 mph. Chance of precipitation is 70%.
Monday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 47. North wind 5 to 10 mph becoming light northwest after midnight. Chance of precipitation is 20%.
Tuesday
Sunny, with a high near 71. Calm wind becoming north 5 to 7 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 50. East wind 5 to 9 mph.
Wednesday
Mostly sunny, with a high near 76. Light east southeast wind increasing to 5 to 9 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 54. East wind 5 to 11 mph.
Thursday
Mostly sunny, with a high near 81. Calm wind becoming east southeast 5 to 8 mph in the afternoon.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 57. East wind 5 to 8 mph.
Friday
Mostly sunny, with a high near 87. Calm wind becoming east northeast 5 to 9 mph in the morning.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59. East northeast wind 8 to 10 mph becoming north after midnight.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. West northwest wind 7 to 13 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles SSE Roundup MT
 46.27°N 108.41°W (Elev. 3999 ft)
1:27 pm MDT Jun 20, 2026
9pm MDT Jun 20, 2026-6pm MDT Jun 27, 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