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Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Hazardous Weather Conditions

Current conditions at

Sioux Pass MT-16 MP 21 (MTSOO)

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

unknown precip

18°F

-8°C

Humidity 93%
Wind Speed E 0 MPH
Barometer NA
Dewpoint 16°F (-9°C)
Visibility NA
Last update 01 Jan 09:15 PM MST
Extended Forecast for

Culbertson MT

Dense Fog Advisory January 1, 09:39pm until January 2, 11:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory January 1, 09:39pm until January 2, 11:00am

    NOW until 11:00am Fri

    Dense Fog Advisory

  • Tonight

    Low: 8 °F

    Patchy Dense
    Fog

  • Friday

    Friday: Patchy dense fog before 11am. Otherwise, cloudy, with a high near 19. Wind chill values between zero and 10. East wind 5 to 7 mph.

    High: 19 °F

    Patchy Dense
    Fog then
    Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 6. Light and variable wind.

    Low: 6 °F

    Mostly Cloudy

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 19. Calm wind becoming east 5 to 8 mph in the afternoon.

    High: 19 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 13. Southeast wind 6 to 9 mph.

    Low: 13 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 35. Light and variable wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 35 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 18. Southwest wind around 6 mph.

    Low: 18 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 37. West wind 5 to 8 mph.

    High: 37 °F

    Partly Sunny

Detailed Forecast

Tonight
Patchy dense fog. Otherwise, cloudy, with a low around 8. Wind chill values between zero and 5. East northeast wind around 7 mph.
Friday
Patchy dense fog before 11am. Otherwise, cloudy, with a high near 19. Wind chill values between zero and 10. East wind 5 to 7 mph.
Friday Night
Mostly cloudy, with a low around 6. Light and variable wind.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 19. Calm wind becoming east 5 to 8 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 13. Southeast wind 6 to 9 mph.
Sunday
Mostly sunny, with a high near 35. Light and variable wind becoming west southwest 5 to 7 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 18. Southwest wind around 6 mph.
Monday
Partly sunny, with a high near 37. West wind 5 to 8 mph.
Monday Night
Mostly cloudy, with a low around 13. West wind around 7 mph.
Tuesday
Mostly sunny, with a high near 33. West southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 20. West southwest wind around 9 mph.
Wednesday
Partly sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 15.
Thursday
Mostly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Culbertson MT
 48.14°N 104.51°W (Elev. 1919 ft)
Last Update:
9:09 pm MST Jan 1, 2026
Forecast Valid:
9pm MST Jan 1, 2026-6pm MST Jan 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation