National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. 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 26%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 03 Oct 01:45 PM MDT
Extended Forecast for

Culbertson MT

  • This Afternoon

    This Afternoon: Sunny, with a high near 67. Northwest wind 11 to 16 mph, with gusts as high as 25 mph.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 36. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 69. Calm wind becoming east southeast 5 to 9 mph in the afternoon.

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45. Southeast wind 9 to 13 mph, with gusts as high as 22 mph.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 81. Southeast wind 8 to 14 mph becoming west in the afternoon. Winds could gust as high as 24 mph.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47. West wind 3 to 8 mph.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73. Light west wind becoming north northwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 41. North northwest wind around 5 mph becoming calm in the evening.

    Low: 41 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 70. Calm wind becoming north around 6 mph in the afternoon.

    High: 70 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 67. Northwest wind 11 to 16 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 36. Northwest wind 5 to 7 mph becoming calm in the evening.
Sunday
Sunny, with a high near 69. Calm wind becoming east southeast 5 to 9 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 45. Southeast wind 9 to 13 mph, with gusts as high as 22 mph.
Monday
Sunny, with a high near 81. Southeast wind 8 to 14 mph becoming west in the afternoon. Winds could gust as high as 24 mph.
Monday Night
Mostly clear, with a low around 47. West wind 3 to 8 mph.
Tuesday
Sunny, with a high near 73. Light west wind becoming north northwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 41. North northwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 70. Calm wind becoming north around 6 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 42. North wind around 5 mph becoming light and variable after midnight.
Thursday
Mostly sunny, with a high near 67. Calm wind becoming northeast around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Culbertson MT
 48.14°N 104.51°W (Elev. 1919 ft)
Last Update:
12:35 pm MDT Oct 3, 2026
Forecast Valid:
2pm MDT Oct 3, 2026-6pm MDT Oct 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation