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

JETTE (JETM8)

Lat: 47.76706°NLon: 114.23378°WElev: 3593.0ft.

NA

39°F

4°C

Humidity 100%
Wind Speed SE 2 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 12 Apr 04:43 AM MDT
Extended Forecast for

3 Miles NW Swan Lake MT

  • Today

    Today: Showers likely, mainly after 5pm.  Mostly sunny, with a high near 63. Light east southeast wind.  Chance of precipitation is 60%.

    High: 63 °F

    Mostly Sunny
    then Showers
    Likely

  • Tonight

    Tonight: Showers likely, mainly after midnight.  Mostly cloudy, with a low around 42. Light east southeast wind.  Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Showers
    Likely

  • Monday

    Monday: Showers.  High near 53. Southwest wind 3 to 6 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Showers

  • Monday Night

    Monday Night: A 50 percent chance of showers, mainly before midnight.  Mostly cloudy, with a low around 40. South southwest wind around 6 mph.

    Low: 40 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly before noon.  Mostly cloudy, with a high near 52. Southwest wind 6 to 10 mph, with gusts as high as 24 mph.

    High: 52 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers, mainly after midnight.  Low around 38. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Chance
    Showers then
    Showers

  • Wednesday

    Wednesday: Rain, possibly mixed with snow showers.  Snow level 4000 feet. High near 48. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 48 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow likely, becoming all snow after 9pm.  Mostly cloudy, with a low around 30.

    Low: 30 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Thursday

    Thursday: Snow.  Mostly cloudy, with a high near 45.

    High: 45 °F

    Snow

Detailed Forecast

Today
Showers likely, mainly after 5pm. Mostly sunny, with a high near 63. Light east southeast wind. Chance of precipitation is 60%.
Tonight
Showers likely, mainly after midnight. Mostly cloudy, with a low around 42. Light east southeast wind. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Showers. High near 53. Southwest wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A 50 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 40. South southwest wind around 6 mph.
Tuesday
A 30 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 52. Southwest wind 6 to 10 mph, with gusts as high as 24 mph.
Tuesday Night
Showers, mainly after midnight. Low around 38. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain, possibly mixed with snow showers. Snow level 4000 feet. High near 48. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow likely, becoming all snow after 9pm. Mostly cloudy, with a low around 30.
Thursday
Snow. Mostly cloudy, with a high near 45.
Thursday Night
A chance of snow, mainly before midnight. Mostly cloudy, with a low around 29.
Friday
A chance of rain and snow. Partly sunny, with a high near 49.
Friday Night
A slight chance of rain and snow. Snow level 3800 feet lowering to 3200 feet after midnight . Mostly cloudy, with a low around 31.
Saturday
A slight chance of rain and snow. Snow level rising to 4500 feet in the afternoon. Mostly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Swan Lake MT
 47.96°N 113.91°W (Elev. 3199 ft)
2:01 am MDT Apr 12, 2026
5am 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