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.

freezing fog

30°F

-1°C

Humidity 100%
Wind Speed NW 3 MPH
Barometer 30.41 in (1029.8 mb)
Dewpoint 30°F (-1°C)
Visibility 0.50 mi
Last update 15 Jan 06:35 PM MST
Extended Forecast for

Boise ID

Air Stagnation Advisory January 15, 06:50pm until January 19, 05:00am
Dense Fog Advisory January 15, 06:50pm until January 16, 01:00pm
Click here for hazard details and duration
Air Stagnation Advisory
Dense Fog Advisory
  •  
    Air Stagnation Advisory January 15, 06:50pm until January 19, 05:00am
    Dense Fog Advisory January 15, 06:50pm until January 16, 01:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 26 °F

    Areas Dense
    Fog

  • Friday

    Friday: Areas of dense fog. Otherwise, partly sunny, with a high near 38. Light and variable wind becoming south southeast around 6 mph.

    High: 38 °F

    Areas Dense
    Fog

  • Friday Night

    Friday Night: Patchy dense fog. Otherwise, mostly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Patchy Dense
    Fog

  • Saturday

    Saturday: Areas of dense fog. Otherwise, partly sunny, with a high near 38. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 38 °F

    Areas Dense
    Fog

  • Saturday Night

    Saturday Night: Patchy dense fog. Otherwise, mostly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Patchy Dense
    Fog

  • Sunday

    Sunday: Areas of dense fog. Otherwise, mostly cloudy, with a high near 45.

    High: 45 °F

    Areas Dense
    Fog

  • Sunday Night

    Sunday Night: Areas of dense fog. Otherwise, mostly cloudy, with a low around 26.

    Low: 26 °F

    Areas Dense
    Fog

  • M.L.King Day

    M.L.King Day: Areas of dense fog before 11am. Otherwise, mostly sunny, with a high near 44.

    High: 44 °F

    Areas Dense
    Fog then
    Sunny

Detailed Forecast

Tonight
Areas of dense fog. Otherwise, mostly cloudy, with a low around 26. Light and variable wind.
Friday
Areas of dense fog. Otherwise, partly sunny, with a high near 38. Light and variable wind becoming south southeast around 6 mph.
Friday Night
Patchy dense fog. Otherwise, mostly cloudy, with a low around 26. Calm wind.
Saturday
Areas of dense fog. Otherwise, partly sunny, with a high near 38. Calm wind becoming south southeast around 5 mph in the afternoon.
Saturday Night
Patchy dense fog. Otherwise, mostly cloudy, with a low around 26. Calm wind.
Sunday
Areas of dense fog. Otherwise, mostly cloudy, with a high near 45.
Sunday Night
Areas of dense fog. Otherwise, mostly cloudy, with a low around 26.
M.L.King Day
Areas of dense fog before 11am. Otherwise, mostly sunny, with a high near 44.
Monday Night
Mostly clear, with a low around 27.
Tuesday
Sunny, with a high near 45.
Tuesday Night
Partly cloudy, with a low around 29.
Wednesday
Mostly sunny, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 30.
Thursday
Partly sunny, with a high near 45.
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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:
2:06 pm MST Jan 15, 2026
Forecast Valid:
6pm MST Jan 15, 2026-6pm MST Jan 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

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Chance of Precipitation