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

54°F

12°C

Humidity 54%
Wind Speed E 8 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 08 Dec 02:35 PM MST
Extended Forecast for

3 Miles W Boise Municipal ID

  • This Afternoon

    This Afternoon: A 20 percent chance of rain.  Partly sunny, with a high near 53. Southeast wind around 7 mph.

    High: 53 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Rain likely.  Cloudy, with a low around 43. East southeast wind around 7 mph.  Chance of precipitation is 70%.

    Low: 43 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain likely.  Cloudy, with a high near 52. East southeast wind around 6 mph becoming calm  in the morning.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 44. Calm wind becoming southeast around 6 mph in the evening.

    Low: 44 °F

    Chance Rain

  • Wednesday

    Wednesday: A 20 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

    Slight Chance
    Rain then
    Partly Sunny

  • Wednesday Night

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

    Low: 40 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 5am.  Otherwise, partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 57.

    High: 57 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of rain. Partly sunny, with a high near 53. Southeast wind around 7 mph.
Tonight
Rain likely. Cloudy, with a low around 43. East southeast wind around 7 mph. Chance of precipitation is 70%.
Tuesday
Rain likely. Cloudy, with a high near 52. East southeast wind around 6 mph becoming calm in the morning. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 44. Calm wind becoming southeast around 6 mph in the evening.
Wednesday
A 20 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
Partly cloudy, with a low around 40.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 39.
Friday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 57.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Partly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Boise Municipal ID
 43.57°N 116.29°W (Elev. 2762 ft)
2:05 pm MST Dec 8, 2025
2pm MST Dec 8, 2025-6pm MST Dec 14, 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