Additional Severe Weather Concerns for the Center of the Nation; Heat Builds for the West; Critical Fire Weather for Alaska

Active hazardous weather continues for the center of the nation with more severe thunderstorms and heavy rainfall today. Heat will linger across the southern Plains, then expand westward early in the week. The combination of heat and dry conditions will fuel fire weather concerns for the Four Corners region and across interior Alaska. Read More >

Current conditions at

Sioux Pass MT-16 MP 21 (MTSOO)

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

NA

59°F

15°C

Humidity 67%
Wind Speed SE 12 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 21 Jun 08:00 AM MDT
Extended Forecast for

17 Miles NNW Lambert MT

  • Today

    Today: Showers before noon, then showers and possibly a thunderstorm between noon and 4pm, then a chance of showers and thunderstorms after 4pm.  Patchy fog between 2pm and 3pm. High near 69. Southeast wind 10 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 100%.

    High: 69 °F

    Showers and
    Patchy Fog

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm.  Mostly cloudy, with a low around 48. Southeast wind 5 to 9 mph becoming south southwest after midnight.  Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Showers and thunderstorms likely, mainly before 3pm.  Mostly cloudy, with a high near 70. West wind 5 to 9 mph.  Chance of precipitation is 70%.

    High: 70 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Partly cloudy, with a low around 47. West wind 7 to 10 mph.  Chance of precipitation is 30%.

    Low: 47 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers after noon.  Partly sunny, with a high near 68. West wind 13 to 18 mph, with gusts as high as 29 mph.

    High: 68 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45. North northwest wind 11 to 16 mph becoming light north  after midnight. Winds could gust as high as 24 mph.

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 71. Calm wind becoming north northeast around 6 mph in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 46. Northeast wind around 6 mph becoming southeast after midnight.

    Low: 46 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 77. East southeast wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

Today
Showers before noon, then showers and possibly a thunderstorm between noon and 4pm, then a chance of showers and thunderstorms after 4pm. Patchy fog between 2pm and 3pm. High near 69. Southeast wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 100%.
Tonight
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Mostly cloudy, with a low around 48. Southeast wind 5 to 9 mph becoming south southwest after midnight. Chance of precipitation is 40%.
Monday
Showers and thunderstorms likely, mainly before 3pm. Mostly cloudy, with a high near 70. West wind 5 to 9 mph. Chance of precipitation is 70%.
Monday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 47. West wind 7 to 10 mph. Chance of precipitation is 30%.
Tuesday
A 40 percent chance of showers after noon. Partly sunny, with a high near 68. West wind 13 to 18 mph, with gusts as high as 29 mph.
Tuesday Night
Partly cloudy, with a low around 45. North northwest wind 11 to 16 mph becoming light north after midnight. Winds could gust as high as 24 mph.
Wednesday
Mostly sunny, with a high near 71. Calm wind becoming north northeast around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 46. Northeast wind around 6 mph becoming southeast after midnight.
Thursday
Mostly sunny, with a high near 77. East southeast wind 5 to 11 mph, with gusts as high as 18 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 52. East southeast wind 11 to 13 mph, with gusts as high as 22 mph.
Friday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 82. Southeast wind 11 to 17 mph, with gusts as high as 28 mph.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 56.
Saturday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NNW Lambert MT
 47.92°N 104.77°W (Elev. 2234 ft)
4:01 am MDT Jun 21, 2026
8am MDT Jun 21, 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