Remnants of Arthur and Heavy Rainfall Across the South; Severe Weather for the East

Potential life threatening flash flooding across the northern Gulf Coast states as the remnants of Arthur track across the area. Remember, turn around - don't drown. In addition, severe thunderstorms with tornadoes are possible with the circulation of this storm. The threat for more severe thunderstorms will occur across portions of the Northeast, mid-Atlantic and central Appalachian's. Read More >

Current conditions at

Sioux Pass MT-16 MP 21 (MTSOO)

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

NA

64°F

18°C

Humidity 56%
Wind Speed W 8 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 18 Jun 10:45 AM MDT
Extended Forecast for

10 Miles NW Lambert MT

  • Today

    Today: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm.  Increasing clouds, with a high near 67. West wind 10 to 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 60%.

    High: 67 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 44. West wind 9 to 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 50%.

    Low: 44 °F

    Chance
    T-storms then
    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 68. North northwest wind 10 to 15 mph, with gusts as high as 22 mph.

    High: 68 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44. North wind 5 to 8 mph becoming east southeast after midnight.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 75. East southeast wind 11 to 21 mph, with gusts as high as 31 mph.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 49. East southeast wind 15 to 20 mph, with gusts as high as 28 mph.

    Low: 49 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a high near 67. East southeast wind 15 to 17 mph, with gusts as high as 26 mph.  Chance of precipitation is 70%.

    High: 67 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 47. South southeast wind 9 to 13 mph becoming west southwest after midnight. Winds could gust as high as 22 mph.

    Low: 47 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 67. West wind 9 to 13 mph, with gusts as high as 22 mph.

    High: 67 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Increasing clouds, with a high near 67. West wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Tonight
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 44. West wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Juneteenth
Mostly sunny, with a high near 68. North northwest wind 10 to 15 mph, with gusts as high as 22 mph.
Friday Night
Partly cloudy, with a low around 44. North wind 5 to 8 mph becoming east southeast after midnight.
Saturday
Mostly sunny, with a high near 75. East southeast wind 11 to 21 mph, with gusts as high as 31 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 49. East southeast wind 15 to 20 mph, with gusts as high as 28 mph.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 67. East southeast wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.
Sunday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 47. South southeast wind 9 to 13 mph becoming west southwest after midnight. Winds could gust as high as 22 mph.
Monday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 67. West wind 9 to 13 mph, with gusts as high as 22 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 45. West northwest wind 5 to 13 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 73. West northwest wind 6 to 9 mph.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NW Lambert MT
 47.79°N 104.76°W (Elev. 2697 ft)
9:36 am MDT Jun 18, 2026
11am MDT Jun 18, 2026-6pm MDT Jun 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database