Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

JETTE (JETM8)

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

NA

58°F

14°C

Humidity 65%
Wind Speed SE 2 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 12 Apr 12:43 PM MDT
Extended Forecast for

5 Miles NE Big Arm MT

  • This Afternoon

    This Afternoon: A 50 percent chance of rain.  Partly sunny, with a high near 61. Calm wind.

    High: 61 °F

    Chance Rain

  • Tonight

    Tonight: A 50 percent chance of rain after 9pm.  Mostly cloudy, with a low around 44. Calm wind.  New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Chance Rain

  • Monday

    Monday: Rain.  High near 54. Calm wind becoming south 5 to 8 mph in the morning.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain before midnight.  Mostly cloudy, with a low around 42. South southwest wind 6 to 8 mph, with gusts as high as 18 mph.

    Low: 42 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 52. South southwest wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 52 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after midnight.  Mostly cloudy, with a low around 41. Chance of precipitation is 70%.

    Low: 41 °F

    Chance Rain
    then Rain
    Likely

  • Wednesday

    Wednesday: Rain before noon, then rain and snow.  High near 49. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 49 °F

    Rain then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of rain before 9pm, then a chance of rain and snow between 9pm and midnight, then a chance of snow after midnight.  Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Thursday

    Thursday: Snow likely, mainly after noon.  Partly sunny, with a high near 45.

    High: 45 °F

    Snow Likely

Detailed Forecast

This Afternoon
A 50 percent chance of rain. Partly sunny, with a high near 61. Calm wind.
Tonight
A 50 percent chance of rain after 9pm. Mostly cloudy, with a low around 44. Calm wind. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain. High near 54. Calm wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 42. South southwest wind 6 to 8 mph, with gusts as high as 18 mph.
Tuesday
Mostly cloudy, with a high near 52. South southwest wind 6 to 11 mph, with gusts as high as 22 mph.
Tuesday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Wednesday
Rain before noon, then rain and snow. High near 49. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
A chance of rain before 9pm, then a chance of rain and snow between 9pm and midnight, then a chance of snow after midnight. Mostly cloudy, with a low around 34.
Thursday
Snow likely, mainly after noon. Partly sunny, with a high near 45.
Thursday Night
A slight chance of snow before midnight. Mostly cloudy, with a low around 32.
Friday
A slight chance of rain and snow. Partly sunny, with a high near 49.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 55.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Big Arm MT
 47.85°N 114.2°W (Elev. 2995 ft)
12:22 pm MDT Apr 12, 2026
1pm MDT Apr 12, 2026-6pm MDT Apr 18, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database