National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

Boise Air Terminal (KBOI)

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

Overcast

45°F

7°C

Humidity 70%
Wind Speed ESE 11 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 07 Dec 05:35 PM MST
Extended Forecast for

Boise ID

  • This Afternoon

    This Afternoon: Rain likely. Cloudy, with a high near 48. East wind around 5 mph. Chance of precipitation is 60%.

    High: 48 °F

    Rain Likely

  • Tonight

    Tonight: Rain likely before 11pm. Mostly cloudy, with a low around 38. East southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 38 °F

    Rain Likely
    then Mostly
    Cloudy

  • Monday

    Monday: A 30 percent chance of rain after 11am. Patchy fog before 11am. Otherwise, partly sunny, with a high near 53. Southeast wind 3 to 6 mph.

    High: 53 °F

    Chance Rain
    and Patchy
    Fog

  • Monday Night

    Monday Night: Rain likely. Mostly cloudy, with a low around 44. East southeast wind around 6 mph. Chance of precipitation is 60%.

    Low: 44 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain likely. Cloudy, with a high near 53. East southeast wind around 5 mph becoming light and variable in the morning. 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. Cloudy, with a low around 48. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 48 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely, mainly before 11am. Cloudy, with a high near 60. Chance of precipitation is 70%.

    High: 60 °F

    Rain Likely
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

  • Thursday

    Thursday: A 30 percent chance of rain before 11am. Mostly cloudy, with a high near 60.

    High: 60 °F

    Chance Rain
    then Partly
    Sunny

Detailed Forecast

This Afternoon
Rain likely. Cloudy, with a high near 48. East wind around 5 mph. Chance of precipitation is 60%.
Tonight
Rain likely before 11pm. Mostly cloudy, with a low around 38. East southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Monday
A 30 percent chance of rain after 11am. Patchy fog before 11am. Otherwise, partly sunny, with a high near 53. Southeast wind 3 to 6 mph.
Monday Night
Rain likely. Mostly cloudy, with a low around 44. East southeast wind around 6 mph. Chance of precipitation is 60%.
Tuesday
Rain likely. Cloudy, with a high near 53. East southeast wind around 5 mph becoming light and variable in the morning. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain likely. Cloudy, with a low around 48. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain likely, mainly before 11am. Cloudy, with a high near 60. Chance of precipitation is 70%.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 49.
Thursday
A 30 percent chance of rain before 11am. Mostly cloudy, with a high near 60.
Thursday Night
Mostly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Boise ID
 43.62°N 116.22°W (Elev. 2710 ft)
Last Update:
2:04 pm MST Dec 7, 2025
Forecast Valid:
5pm MST Dec 7, 2025-6pm MST Dec 14, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation