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

46°F

8°C

Humidity 61%
Wind Speed ESE 10 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 07 Dec 01:05 PM MST
Extended Forecast for

Boise ID

  • This Afternoon

    This Afternoon: Rain likely. Mostly cloudy, with a high near 48. East southeast wind around 6 mph. Chance of precipitation is 60%.

    High: 48 °F

    Rain Likely

  • Tonight

    Tonight: Rain likely before 11pm. Mostly cloudy, with a low around 39. Light east southeast wind. Chance of precipitation is 60%.

    Low: 39 °F

    Rain Likely
    then Mostly
    Cloudy

  • Monday

    Monday: A 20 percent chance of rain after 11am. Patchy fog between 8am and 11am. Otherwise, mostly cloudy, with a high near 53. Southeast wind 3 to 6 mph.

    High: 53 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Monday Night

    Monday Night: Rain likely. Cloudy, with a low around 46. East southeast wind around 6 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. High near 53. South wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 46. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Rain

  • Wednesday

    Wednesday: Rain likely. Cloudy, with a high near 59. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.

    Low: 43 °F

    Rain Likely

  • Thursday

    Thursday: A 30 percent chance of rain before 11am. Partly sunny, with a high near 54.

    High: 54 °F

    Chance Rain
    then Partly
    Sunny

Detailed Forecast

This Afternoon
Rain likely. Mostly cloudy, with a high near 48. East southeast wind around 6 mph. Chance of precipitation is 60%.
Tonight
Rain likely before 11pm. Mostly cloudy, with a low around 39. Light east southeast wind. Chance of precipitation is 60%.
Monday
A 20 percent chance of rain after 11am. Patchy fog between 8am and 11am. Otherwise, mostly cloudy, with a high near 53. Southeast wind 3 to 6 mph.
Monday Night
Rain likely. Cloudy, with a low around 46. East southeast wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain. High near 53. South wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain. Low around 46. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain likely. Cloudy, with a high near 59. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.
Thursday
A 30 percent chance of rain before 11am. Partly sunny, with a high near 54.
Thursday Night
Mostly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 54.
Friday Night
Partly cloudy, with a low around 36.
Saturday
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:
4:47 am MST Dec 7, 2025
Forecast Valid:
1pm MST Dec 7, 2025-6pm MST Dec 13, 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