Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Current conditions at

Boise Air Terminal (KBOI)

Lat: 43.56704°NLon: 116.24053°WElev: 2822.0ft.

Mostly Cloudy

53°F

12°C

Humidity 56%
Wind Speed SE 8 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 08 Dec 02:53 PM MST
Extended Forecast for

Boise ID

  • This Afternoon

    This Afternoon: A 30 percent chance of rain.  Partly sunny, with a high near 53. East southeast wind around 6 mph.

    High: 53 °F

    Chance Rain

  • Tonight

    Tonight: Rain likely.  Cloudy, with a low around 46. East wind around 5 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain likely.  Cloudy, with a high near 53. East wind around 5 mph becoming calm  in the afternoon.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 11pm.  Cloudy, with a low around 46. Light east southeast wind.  Chance of precipitation is 60%.

    Low: 46 °F

    Rain Likely

  • Wednesday

    Wednesday: A 30 percent chance of rain before 11am.  Partly sunny, with a high near 61. Light and variable wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 61 °F

    Chance Rain
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of rain. Partly sunny, with a high near 53. East southeast wind around 6 mph.
Tonight
Rain likely. Cloudy, with a low around 46. East wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain likely. Cloudy, with a high near 53. East wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain likely, mainly before 11pm. Cloudy, with a low around 46. Light east southeast wind. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of rain before 11am. Partly sunny, with a high near 61. Light and variable wind becoming west northwest 5 to 7 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Partly sunny, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
A chance of rain. Partly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
Boise ID
 43.62°N 116.22°W (Elev. 2710 ft)
2:05 pm MST Dec 8, 2025
3pm 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