Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Current conditions at

RUBY VALLEY (RBYM)

Lat: 45.345°NLon: 112.15028°WElev: 5250.0ft.

NA

51°F

11°C

Humidity 84%
Wind Speed NW 2 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 18 Aug 07:00 AM MDT
Extended Forecast for

Twin Bridges MT

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 80. Light and variable wind becoming west northwest 8 to 13 mph in the afternoon.

    High: 80 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers, mainly before 8pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 48. North northwest wind 9 to 14 mph becoming light and variable.

    Low: 48 °F

    Chance
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84. South wind 5 to 8 mph.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. West wind 5 to 7 mph becoming calm  after midnight.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88. Light and variable wind becoming south southwest around 5 mph in the morning.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 53. West northwest wind 5 to 7 mph becoming east northeast after midnight.

    Low: 53 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 88. Light and variable wind.

    High: 88 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 54. North northeast wind 5 to 9 mph becoming south southeast after midnight.

    Low: 54 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms after noon.  Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 80. Light and variable wind becoming west northwest 8 to 13 mph in the afternoon.
Tonight
A 40 percent chance of showers, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 48. North northwest wind 9 to 14 mph becoming light and variable.
Wednesday
Sunny, with a high near 84. South wind 5 to 8 mph.
Wednesday Night
Mostly clear, with a low around 49. West wind 5 to 7 mph becoming calm after midnight.
Thursday
Sunny, with a high near 88. Light and variable wind becoming south southwest around 5 mph in the morning.
Thursday Night
Partly cloudy, with a low around 53. West northwest wind 5 to 7 mph becoming east northeast after midnight.
Friday
Mostly sunny, with a high near 88. Light and variable wind.
Friday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 54. North northeast wind 5 to 9 mph becoming south southeast after midnight.
Saturday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 86.
Saturday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 51.
Sunday
Sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 49.
Monday
A slight chance of showers. Sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Twin Bridges MT
 45.55°N 112.32°W (Elev. 4636 ft)
3:21 am MDT Aug 18, 2026
7am MDT Aug 18, 2026-6pm MDT Aug 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database