Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Severe thunderstorms are expected across parts of the central and southern High Plains, central Great Lakes, and Ozarks Wednesday. Read More >

Current conditions at

Boise Air Terminal (KBOI)

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

Clear

84°F

29°C

Humidity 23%
Wind Speed SE 9 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 25 Aug 11:20 PM MDT
Extended Forecast for

Boise ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 67. East southeast wind 3 to 6 mph.

    Low: 67 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 97. East southeast wind around 6 mph becoming light and variable.

    High: 97 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67. Light and variable wind becoming east around 6 mph after midnight.

    Low: 67 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 95. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 95 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 64. West wind 5 to 7 mph becoming calm  after midnight.

    Low: 64 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 89.

    High: 89 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers before midnight.  Mostly cloudy, with a low around 61.

    Low: 61 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 67. East southeast wind 3 to 6 mph.
Wednesday
Mostly sunny and hot, with a high near 97. East southeast wind around 6 mph becoming light and variable.
Wednesday Night
Partly cloudy, with a low around 67. Light and variable wind becoming east around 6 mph after midnight.
Thursday
Mostly sunny and hot, with a high near 95. Calm wind becoming west 5 to 7 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 64. West wind 5 to 7 mph becoming calm after midnight.
Friday
Partly sunny, with a high near 89.
Friday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 61.
Saturday
Sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 56.
Monday
Sunny, with a high near 88.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Boise ID
 43.62°N 116.22°W (Elev. 2710 ft)
12:29 pm MDT Aug 25, 2026
11pm MDT Aug 25, 2026-6pm MDT Sep 1, 2026
 
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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