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

40°F

4°C

Humidity 100%
Wind Speed SSE 0 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 12 Apr 02:43 AM MDT
Extended Forecast for

7 Miles N Big Arm MT

  • Overnight

    Overnight: Partly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers after noon.  Partly sunny, with a high near 59. Calm wind.

    High: 59 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 50 percent chance of showers, mainly after 9pm.  Mostly cloudy, with a low around 40. Calm wind.  New precipitation amounts between a quarter and half of an inch possible.

    Low: 40 °F

    Chance
    Showers

  • Monday

    Monday: Showers likely.  Mostly cloudy, with a high near 50. Calm wind becoming south southwest 5 to 8 mph in the afternoon.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of showers before midnight.  Mostly cloudy, with a low around 39. South southwest wind 3 to 8 mph. Winds could gust as high as 20 mph.

    Low: 39 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after noon.  Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Rain showers likely before 3am, then rain likely, possibly mixed with snow showers.  Mostly cloudy, with a low around 36. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 36 °F

    Chance
    Showers then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Rain, possibly mixed with snow showers, becoming all snow after 3pm.  Mostly cloudy, with a high near 45.

    High: 45 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before 9pm, then a chance of snow.  Mostly cloudy, with a low around 28.

    Low: 28 °F

    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 39. Calm wind.
Sunday
A 50 percent chance of showers after noon. Partly sunny, with a high near 59. Calm wind.
Sunday Night
A 50 percent chance of showers, mainly after 9pm. Mostly cloudy, with a low around 40. Calm wind. New precipitation amounts between a quarter and half of an inch possible.
Monday
Showers likely. Mostly cloudy, with a high near 50. Calm wind becoming south southwest 5 to 8 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 39. South southwest wind 3 to 8 mph. Winds could gust as high as 20 mph.
Tuesday
A 20 percent chance of showers after noon. Mostly cloudy, with a high near 48.
Tuesday Night
Rain showers likely before 3am, then rain likely, possibly mixed with snow showers. Mostly cloudy, with a low around 36. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday
Rain, possibly mixed with snow showers, becoming all snow after 3pm. Mostly cloudy, with a high near 45.
Wednesday Night
A chance of rain and snow before 9pm, then a chance of snow. Mostly cloudy, with a low around 28.
Thursday
Snow likely. Mostly cloudy, with a high near 41.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 28.
Friday
A slight chance of rain and snow. Mostly sunny, with a high near 46.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 51.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles N Big Arm MT
 47.9°N 114.31°W (Elev. 3675 ft)
2:01 am MDT Apr 12, 2026
3am MDT Apr 12, 2026-6pm MDT Apr 18, 2026
 
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Additional Resources

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