Severe Weather Possible from the Central Plains to the Northeast; Building Heat in the West; Fire Weather Concerns for the Southwest

Severe thunderstorms are possible from the Ohio Valley to the central Plains this evening, and the threat will expand into the Mid-Atlantic and Northeast on Monday. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Hot and dry conditions will fuel fire weather concerns for Alaska through this evening and for the Four Corners region through Monday. Read More >

Current conditions at

Sioux Pass MT-16 MP 21 (MTSOO)

Lat: 47.91973°NLon: 104.32619°WElev: 2480.0ft.

unknown precip

58°F

14°C

Humidity 96%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 57°F (14°C)
Visibility NA
Last update 21 Jun 03:30 PM MDT
Extended Forecast for

16 Miles SSW Bainville MT

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm.  Mostly cloudy, with a high near 66. South southeast wind around 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 70%.

    High: 66 °F

    Showers
    Likely

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms before 8pm.  Mostly cloudy, with a low around 49. Southeast wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 49 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm.  High near 69. South southwest wind 5 to 8 mph becoming northeast in the afternoon.  Chance of precipitation is 80%.

    High: 69 °F

    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: Showers and thunderstorms likely, mainly before 11pm.  Mostly cloudy, with a low around 47. North northwest wind 6 to 11 mph becoming west after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 60%.

    Low: 47 °F

    Showers
    Likely then
    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers after noon.  Partly sunny, with a high near 67. West wind 15 to 20 mph, with gusts as high as 32 mph.

    High: 67 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45. Northwest wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 28 mph.

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 69. North wind 5 to 7 mph.

    High: 69 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48. North northeast wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 76. East southeast wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 66. South southeast wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Tonight
A 50 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 49. Southeast wind 6 to 13 mph, with gusts as high as 21 mph.
Monday
Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 69. South southwest wind 5 to 8 mph becoming northeast in the afternoon. Chance of precipitation is 80%.
Monday Night
Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, with a low around 47. North northwest wind 6 to 11 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 60%.
Tuesday
A 40 percent chance of showers after noon. Partly sunny, with a high near 67. West wind 15 to 20 mph, with gusts as high as 32 mph.
Tuesday Night
Partly cloudy, with a low around 45. Northwest wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 28 mph.
Wednesday
Partly sunny, with a high near 69. North wind 5 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 48. North northeast wind 5 to 7 mph becoming light and variable after midnight.
Thursday
Mostly sunny, with a high near 76. East southeast wind 5 to 11 mph, with gusts as high as 20 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 54. East wind 11 to 13 mph, with gusts as high as 23 mph.
Friday
Partly sunny, with a high near 76. Southeast wind 13 to 20 mph, with gusts as high as 32 mph.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 57.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 73.
Saturday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 53.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SSW Bainville MT
 47.92°N 104.33°W (Elev. 2493 ft)
3:11 pm MDT Jun 21, 2026
3pm MDT Jun 21, 2026-6pm MDT Jun 28, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database