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.

Overcast

28°F

-2°C

Humidity 92%
Wind Speed SSW 5 MPH
Barometer 30.42 in (1030.14 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 18 Jan 10:35 AM MST
Extended Forecast for

Boise ID

Air Stagnation Advisory January 18, 10:49am until January 22, 11:00am
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 18, 10:49am until January 22, 11:00am

    NOW until 11:00am Thu

    Air Stagnation Advisory

  • Today

    High: 34 °F

    Patchy Fog
    then Cloudy

  • Tonight

    Tonight: Patchy fog after 8pm. Otherwise, cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Patchy Fog

  • M.L.King Day

    M.L.King Day: Patchy fog before 11am. Otherwise, cloudy, with a high near 36. Light and variable wind.

    High: 36 °F

    Patchy Fog
    then Cloudy

  • Monday Night

    Monday Night: Cloudy, then gradually becoming partly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 35. Light and variable wind.

    High: 35 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Today
Patchy fog before 11am. Otherwise, cloudy, with a high near 34. Calm wind.
Tonight
Patchy fog after 8pm. Otherwise, cloudy, with a low around 26. Calm wind.
M.L.King Day
Patchy fog before 11am. Otherwise, cloudy, with a high near 36. Light and variable wind.
Monday Night
Cloudy, then gradually becoming partly cloudy, with a low around 26. Calm wind.
Tuesday
Mostly sunny, with a high near 35. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 26.
Wednesday
Partly sunny, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
Partly sunny, with a high near 43.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Partly sunny, with a high near 46.
Friday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 20%.
Saturday
A slight chance of rain and snow. Partly sunny, with a high near 43. Chance of precipitation is 20%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Boise ID
 43.6°N 116.18°W (Elev. 2776 ft)
Last Update:
3:29 am MST Jan 18, 2026
Forecast Valid:
10am MST Jan 18, 2026-6pm MST Jan 24, 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