Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Sioux Pass MT-16 MP 21 (MTSOO)

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

NA

48°F

9°C

Humidity 40%
Wind Speed SE 25 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Wind Chill40°F (4°C)
Last update 10 Apr 11:15 PM MDT
Extended Forecast for

Culbertson MT

  • Tonight

    Tonight: Partly cloudy, with a low around 38. East southeast wind 11 to 13 mph, with gusts as high as 18 mph.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 77. South southeast wind 7 to 11 mph.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers after midnight.  Mostly cloudy, with a low around 47. Light and variable wind becoming west southwest 5 to 8 mph in the evening.

    Low: 47 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers.  Partly sunny, with a high near 65. West wind 8 to 14 mph, with gusts as high as 21 mph.

    High: 65 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers after midnight.  Mostly cloudy, with a low around 38. North northwest wind 6 to 10 mph becoming east northeast after midnight.

    Low: 38 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers.  High near 53. East wind 6 to 9 mph.  Chance of precipitation is 80%.

    High: 53 °F

    Showers

  • Monday Night

    Monday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 37. East northeast wind 3 to 8 mph.

    Low: 37 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers.  Partly sunny, with a high near 61. Light and variable wind becoming west 5 to 10 mph in the morning.

    High: 61 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39. Southwest wind 6 to 9 mph.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 38. East southeast wind 11 to 13 mph, with gusts as high as 18 mph.
Saturday
Sunny, with a high near 77. South southeast wind 7 to 11 mph.
Saturday Night
A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 47. Light and variable wind becoming west southwest 5 to 8 mph in the evening.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 65. West wind 8 to 14 mph, with gusts as high as 21 mph.
Sunday Night
A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 38. North northwest wind 6 to 10 mph becoming east northeast after midnight.
Monday
Showers. High near 53. East wind 6 to 9 mph. Chance of precipitation is 80%.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 37. East northeast wind 3 to 8 mph.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 61. Light and variable wind becoming west 5 to 10 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 39. Southwest wind 6 to 9 mph.
Wednesday
Partly sunny, with a high near 64. West southwest wind 6 to 15 mph, with gusts as high as 24 mph.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 37. West wind 10 to 13 mph, with gusts as high as 21 mph.
Thursday
A chance of rain and snow showers. Partly sunny, with a high near 52.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 25.
Friday
A slight chance of snow showers. Mostly sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
Culbertson MT
 48.14°N 104.51°W (Elev. 1919 ft)
3:31 pm MDT Apr 10, 2026
11pm MDT Apr 10, 2026-6pm MDT Apr 17, 2026
 
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Additional Resources

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