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.

unknown precip

51°F

11°C

Humidity 72%
Wind Speed WNW 9 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 12 Apr 08:00 AM MDT
Extended Forecast for

Culbertson MT

  • Today

    Today: Mostly sunny, with a high near 66. North northwest wind around 14 mph, with gusts as high as 22 mph.

    High: 66 °F

    Mostly Sunny

  • Tonight

    Tonight: A 40 percent chance of showers after 4am.  Increasing clouds, with a low around 36. North wind 9 to 11 mph becoming east northeast after midnight.

    Low: 36 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers.  High near 47. East northeast wind around 9 mph.  Chance of precipitation is 90%.

    High: 47 °F

    Showers

  • Monday Night

    Monday Night: A 50 percent chance of rain, mainly before midnight.  Mostly cloudy, with a low around 35. Northeast wind 5 to 7 mph becoming calm  after midnight.

    Low: 35 °F

    Chance Rain
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: Mostly sunny, with a high near 64. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 18 mph.

    High: 64 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40. South southwest wind 6 to 10 mph.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 64. West southwest wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 64 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after midnight.  Mostly cloudy, with a low around 35. West wind 6 to 9 mph becoming north northeast in the evening.  Chance of precipitation is 60%.

    Low: 35 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of rain and snow showers.  Partly sunny, with a high near 44. North wind 9 to 17 mph, with gusts as high as 28 mph.  Chance of precipitation is 50%.

    High: 44 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
Mostly sunny, with a high near 66. North northwest wind around 14 mph, with gusts as high as 22 mph.
Tonight
A 40 percent chance of showers after 4am. Increasing clouds, with a low around 36. North wind 9 to 11 mph becoming east northeast after midnight.
Monday
Showers. High near 47. East northeast wind around 9 mph. Chance of precipitation is 90%.
Monday Night
A 50 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 35. Northeast wind 5 to 7 mph becoming calm after midnight.
Tuesday
Mostly sunny, with a high near 64. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 40. South southwest wind 6 to 10 mph.
Wednesday
Partly sunny, with a high near 64. West southwest wind 6 to 11 mph, with gusts as high as 18 mph.
Wednesday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 35. West wind 6 to 9 mph becoming north northeast in the evening. Chance of precipitation is 60%.
Thursday
A chance of rain and snow showers. Partly sunny, with a high near 44. North wind 9 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.
Thursday Night
A 30 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 21. North northwest wind 9 to 16 mph, with gusts as high as 26 mph.
Friday
A 20 percent chance of snow showers. Mostly cloudy, with a high near 40. Northwest wind 8 to 11 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 21.
Saturday
Mostly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
Culbertson MT
 48.14°N 104.51°W (Elev. 1919 ft)
5:16 am MDT Apr 12, 2026
8am MDT Apr 12, 2026-6pm MDT Apr 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database