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

43°F

6°C

Humidity 47%
Wind Speed SE 22 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Wind Chill34°F (1°C)
Last update 11 Apr 02:30 AM MDT
Extended Forecast for

8 Miles NNE Lambert MT

  • Overnight

    Overnight: Partly cloudy, with a low around 37. Southeast wind around 14 mph, with gusts as high as 23 mph.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 75. Southeast wind 10 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers, mainly after midnight.  Mostly cloudy, with a low around 49. South wind 7 to 14 mph, with gusts as high as 22 mph.

    Low: 49 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers before noon.  Mostly sunny, with a high near 62. West wind 15 to 17 mph, with gusts as high as 24 mph.

    High: 62 °F

    Chance
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of showers after midnight.  Mostly cloudy, with a low around 39. North northwest wind 8 to 13 mph becoming east after midnight. Winds could gust as high as 18 mph.

    Low: 39 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers.  High near 53. East wind around 11 mph, with gusts as high as 18 mph.  Chance of precipitation is 80%.

    High: 53 °F

    Showers

  • Monday Night

    Monday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 38. Northeast wind 6 to 11 mph.

    Low: 38 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers.  Partly sunny, with a high near 60. West southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 60 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39. Southwest wind 8 to 11 mph.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 37. Southeast wind around 14 mph, with gusts as high as 23 mph.
Saturday
Mostly sunny, with a high near 75. Southeast wind 10 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
A 50 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 49. South wind 7 to 14 mph, with gusts as high as 22 mph.
Sunday
A 30 percent chance of showers before noon. Mostly sunny, with a high near 62. West wind 15 to 17 mph, with gusts as high as 24 mph.
Sunday Night
A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 39. North northwest wind 8 to 13 mph becoming east after midnight. Winds could gust as high as 18 mph.
Monday
Showers. High near 53. East wind around 11 mph, with gusts as high as 18 mph. Chance of precipitation is 80%.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 38. Northeast wind 6 to 11 mph.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 60. West southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 39. Southwest wind 8 to 11 mph.
Wednesday
Mostly sunny, with a high near 62. West southwest wind 9 to 15 mph, with gusts as high as 24 mph.
Wednesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 34. West wind 10 to 13 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 40%.
Thursday
A chance of rain and snow showers. Mostly cloudy, with a high near 47.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 21.
Friday
A slight chance of snow showers. Partly sunny, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNE Lambert MT
 47.78°N 104.57°W (Elev. 2500 ft)
12:41 am MDT Apr 11, 2026
2am MDT Apr 11, 2026-6pm MDT Apr 17, 2026
 
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Additional Resources

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Hourly Weather Forecast

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