Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Current conditions at

Rexburg, Rexburg-Madison County Airport (KRXE)

Lat: 43.83167°NLon: 111.80611°WElev: 4859.0ft.

Overcast

43°F

6°C

Humidity 60%
Wind Speed SSW 17 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 08 Dec 10:35 PM MST
Extended Forecast for

16 Miles SW Lima MT

  • Tonight

    Tonight: A 30 percent chance of snow, mainly after 3am.  Mostly cloudy, with a temperature rising to around 30 by 4am. South wind 14 to 17 mph, with gusts as high as 25 mph.  Little or no snow accumulation expected.

    Low: 27 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday

    Tuesday: A 50 percent chance of snow, mainly after noon.  Mostly cloudy, with a high near 36. West northwest wind 14 to 18 mph, with gusts as high as 26 mph.  New snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly between 11pm and 5am.  Mostly cloudy, with a temperature falling to near 28 by 8pm, then rising to around 33 during the remainder of the night. West northwest wind 13 to 15 mph becoming southwest in the evening. Winds could gust as high as 23 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Snow Likely

  • Wednesday

    Wednesday: A chance of rain and snow before 8am, then a chance of rain.  Snow level 8200 feet rising to 9000 feet. Mostly cloudy, with a high near 38. West southwest wind 14 to 16 mph, with gusts as high as 26 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 38 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 11pm.  Snow level 8600 feet lowering to 8000 feet after midnight . Mostly cloudy, with a low around 31. West southwest wind around 14 mph, with gusts as high as 24 mph.

    Low: 31 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of snow before 2pm, then a slight chance of rain and snow.  Partly sunny, with a high near 38. Chance of precipitation is 20%.

    High: 38 °F

    Slight Chance
    Snow then
    Slight Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of snow, mainly after 3am. Mostly cloudy, with a temperature rising to around 30 by 4am. South wind 14 to 17 mph, with gusts as high as 25 mph. Little or no snow accumulation expected.
Tuesday
A 50 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 36. West northwest wind 14 to 18 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow likely, mainly between 11pm and 5am. Mostly cloudy, with a temperature falling to near 28 by 8pm, then rising to around 33 during the remainder of the night. West northwest wind 13 to 15 mph becoming southwest in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday
A chance of rain and snow before 8am, then a chance of rain. Snow level 8200 feet rising to 9000 feet. Mostly cloudy, with a high near 38. West southwest wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Wednesday Night
A 20 percent chance of rain before 11pm. Snow level 8600 feet lowering to 8000 feet after midnight . Mostly cloudy, with a low around 31. West southwest wind around 14 mph, with gusts as high as 24 mph.
Thursday
A slight chance of snow before 2pm, then a slight chance of rain and snow. Partly sunny, with a high near 38. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Mostly cloudy, with a high near 37.
Friday Night
Mostly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
Partly sunny, with a high near 34.
Sunday Night
Mostly cloudy, with a low around 22.
Monday
A 10 percent chance of snow. Partly sunny, with a high near 33.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SW Lima MT
 44.45°N 112.79°W (Elev. 7999 ft)
10:31 pm MST Dec 8, 2025
10pm MST Dec 8, 2025-6pm MST Dec 15, 2025
 
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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