Heat and Fire Weather Concerns West; Heavy Rain and Thunderstorms from Plains to mid-Atlantic

Thunderstorms and locally heavy rainfall is expected from the Central Plains to the Ohio Valley, mid-Atlantic and across the Southeast. Severe weather from the Upper Midwest to Central Plains increases on Friday. Major to Extreme HeatRisk continues across the Southern Plains to the lower Mississippi Valley late this week. Fire weather concerns for the northern Rockies and northern Plains today. Read More >

Current conditions at

Boise Air Terminal (KBOI)

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

Partly Cloudy

82°F

28°C

Humidity 23%
Wind Speed N 4 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 10 Sep 03:05 PM MDT
Extended Forecast for

Boise ID

  • Tonight

    Tonight: Partly cloudy, with a low around 57. West wind around 6 mph becoming calm  after midnight.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 80. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56. North wind around 6 mph becoming east northeast after midnight.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86. East wind 6 to 8 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 51. Southwest wind 8 to 15 mph becoming north northwest in the evening. Winds could gust as high as 30 mph.  Chance of precipitation is 50%.

    Low: 51 °F

    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers before noon.  Mostly sunny, with a high near 67.

    High: 67 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 57. West wind around 6 mph becoming calm after midnight.
Friday
Sunny, with a high near 80. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 56. North wind around 6 mph becoming east northeast after midnight.
Saturday
Sunny, with a high near 86. East wind 6 to 8 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 51. Southwest wind 8 to 15 mph becoming north northwest in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 50%.
Sunday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 46.
Monday
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Boise ID
 43.64°N 116.19°W (Elev. 2999 ft)
12:29 pm MDT Sep 10, 2026
3pm MDT Sep 10, 2026-6pm MDT Sep 17, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database