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

Hazardous Weather Conditions

Current conditions at

Boise Air Terminal (KBOI)

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

Clear

28°F

-2°C

Humidity 74%
Wind Speed SE 3 MPH
Barometer 30.33 in (1027.09 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 31 Dec 06:05 AM MST
Extended Forecast for

Boise ID

Air Stagnation Advisory December 31, 06:20am until January 3, 08:00am
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory December 31, 06:20am until January 3, 08:00am

    NOW until 8:00am Sat

    Air Stagnation Advisory

  • Today

    High: 45 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 30. Calm wind.

    Low: 30 °F

    Increasing
    Clouds

  • New Year's Day

    New Year's Day: Rain likely, mainly after 11am. Cloudy, with a high near 46. Calm wind becoming east southeast around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 46 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain. Patchy fog after 2am. Low around 38. Light south southwest wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain and
    Patchy Fog

  • Friday

    Friday: A 30 percent chance of rain before 11am. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 51. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 51 °F

    Chance Rain
    and Areas Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 50 percent chance of rain. Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 45. Calm wind.
Tonight
Increasing clouds, with a low around 30. Calm wind.
New Year's Day
Rain likely, mainly after 11am. Cloudy, with a high near 46. Calm wind becoming east southeast around 5 mph in the afternoon. Chance of precipitation is 60%.
Thursday Night
Rain. Patchy fog after 2am. Low around 38. Light south southwest wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A 30 percent chance of rain before 11am. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 51. Calm wind becoming east southeast around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 39.
Saturday
A 50 percent chance of rain. Mostly cloudy, with a high near 53.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 39.
Sunday
A 50 percent chance of rain. Mostly cloudy, with a high near 51.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 37.
Monday
A 30 percent chance of rain. Mostly cloudy, with a high near 50.
Monday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 33.
Tuesday
Partly sunny, with a high near 48.
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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:
2:28 am MST Dec 31, 2025
Forecast Valid:
6am MST Dec 31, 2025-6pm MST Jan 6, 2026
 
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