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

71°F

22°C

Humidity 42%
Wind Speed NNE 2 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 18 Aug 11:00 AM MDT
Extended Forecast for

Alder MT

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Mostly sunny, with a high near 77. Light west wind becoming west northwest 10 to 15 mph. Winds could gust as high as 21 mph.

    High: 77 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 8pm.  Partly cloudy, with a low around 49. North northwest wind 6 to 11 mph becoming light and variable.

    Low: 49 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 81. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52. Northwest wind 5 to 9 mph becoming light and variable  in the evening.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86. Light and variable wind becoming west 5 to 7 mph in the afternoon.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54. Northwest wind around 6 mph becoming light and variable  after midnight.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 86. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 86 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers, mainly before midnight.  Mostly cloudy, with a low around 55. North northeast wind 6 to 8 mph becoming south southeast after midnight.

    Low: 55 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms after noon.  Partly sunny, with a high near 83.

    High: 83 °F

    Mostly Cloudy
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 77. Light west wind becoming west northwest 10 to 15 mph. Winds could gust as high as 21 mph.
Tonight
A 30 percent chance of showers, mainly before 8pm. Partly cloudy, with a low around 49. North northwest wind 6 to 11 mph becoming light and variable.
Wednesday
Sunny, with a high near 81. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 52. Northwest wind 5 to 9 mph becoming light and variable in the evening.
Thursday
Sunny, with a high near 86. Light and variable wind becoming west 5 to 7 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 54. Northwest wind around 6 mph becoming light and variable after midnight.
Friday
Mostly sunny, with a high near 86. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
A chance of showers, mainly before midnight. Mostly cloudy, with a low around 55. North northeast wind 6 to 8 mph becoming south southeast after midnight.
Saturday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 83.
Saturday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 52.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79.
Sunday Night
A slight chance of showers. Partly cloudy, with a low around 51.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Alder MT
 45.32°N 112.09°W (Elev. 5184 ft)
11:16 am MDT Aug 18, 2026
12pm MDT Aug 18, 2026-6pm MDT Aug 24, 2026
 
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Additional Resources

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