Remnants of Arthur and Heavy Rainfall Across the South; Fire Weather Threat in the West

Life-threatening, potentially catastrophic flash flooding expected along the central Gulf Coast as the remnants of Arthur track across the area. Isolated brief tornadoes and damaging gusts remain possible overnight in the Southeast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts of the West Friday. Read More >

Current conditions at

Sioux Pass MT-16 MP 21 (MTSOO)

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

unknown precip

49°F

9°C

Humidity 95%
Wind Speed NW 4 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Wind Chill48°F (9°C)
Last update 19 Jun 01:00 AM MDT
Extended Forecast for

7 Miles W Lambert MT

  • Overnight

    Overnight: Partly cloudy, with a low around 45. West wind around 11 mph, with gusts as high as 20 mph.

    Low: 45 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 70. Northwest wind 10 to 15 mph, with gusts as high as 23 mph.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45. North northwest wind 5 to 8 mph becoming southeast after midnight.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 77. East southeast wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 77 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 52. East southeast wind 15 to 21 mph, with gusts as high as 29 mph.

    Low: 52 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 3pm.  High near 69. South southeast wind 14 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%.

    High: 69 °F

    Showers

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 48. South southeast wind 8 to 13 mph becoming west southwest after midnight. Winds could gust as high as 20 mph.

    Low: 48 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 67. West northwest wind 10 to 17 mph, with gusts as high as 28 mph.  Chance of precipitation is 50%.

    High: 67 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 45. West northwest wind 8 to 18 mph, with gusts as high as 26 mph.

    Low: 45 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 45. West wind around 11 mph, with gusts as high as 20 mph.
Juneteenth
Sunny, with a high near 70. Northwest wind 10 to 15 mph, with gusts as high as 23 mph.
Friday Night
Partly cloudy, with a low around 45. North northwest wind 5 to 8 mph becoming southeast after midnight.
Saturday
Mostly sunny, with a high near 77. East southeast wind 10 to 20 mph, with gusts as high as 30 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 52. East southeast wind 15 to 21 mph, with gusts as high as 29 mph.
Sunday
Showers, with thunderstorms also possible after 3pm. High near 69. South southeast wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 48. South southeast wind 8 to 13 mph becoming west southwest after midnight. Winds could gust as high as 20 mph.
Monday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 67. West northwest wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.
Monday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 45. West northwest wind 8 to 18 mph, with gusts as high as 26 mph.
Tuesday
Mostly sunny, with a high near 69. Northwest wind 9 to 13 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 45. North northwest wind 5 to 9 mph becoming calm after midnight.
Wednesday
Partly sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 49.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles W Lambert MT
 47.69°N 104.78°W (Elev. 2497 ft)
12:41 am MDT Jun 19, 2026
1am MDT Jun 19, 2026-6pm MDT Jun 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database