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

79°F

26°C

Humidity 27%
Wind Speed SE 8 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 26 Aug 03:35 AM MDT
Extended Forecast for

Boise ID

  • Overnight

    Overnight: Mostly cloudy, with a low around 67. Southeast wind 3 to 5 mph.

    Low: 67 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Patchy smoke after 2pm. Mostly sunny and hot, with a high near 97. South wind around 6 mph becoming west in the afternoon.

    High: 97 °F

    Partly Sunny
    then Patchy
    Smoke

  • Wednesday Night

    Wednesday Night: Patchy smoke before 11pm. Partly cloudy, with a low around 68. Calm wind becoming south southeast around 5 mph.

    Low: 68 °F

    Patchy Smoke
    then Partly
    Cloudy

  • Thursday

    Thursday: Patchy smoke before 2pm, then patchy smoke after 4pm. Mostly sunny and hot, with a high near 96. Southeast wind 3 to 7 mph.

    High: 96 °F

    Mostly Sunny
    then Patchy
    Smoke

  • Thursday Night

    Thursday Night: Patchy smoke before 11pm. Mostly cloudy, with a low around 62. West wind around 6 mph becoming calm  in the evening.

    Low: 62 °F

    Patchy Smoke
    then Mostly
    Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 11am.  Patchy smoke after 4pm. Mostly cloudy, with a high near 83.

    High: 83 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 11pm.  Patchy smoke between 10pm and midnight. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after noon.  Sunny, with a high near 85.

    High: 85 °F

    Sunny then
    Slight Chance
    Showers

  • Saturday Night

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

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 67. Southeast wind 3 to 5 mph.
Wednesday
Patchy smoke after 2pm. Mostly sunny and hot, with a high near 97. South wind around 6 mph becoming west in the afternoon.
Wednesday Night
Patchy smoke before 11pm. Partly cloudy, with a low around 68. Calm wind becoming south southeast around 5 mph.
Thursday
Patchy smoke before 2pm, then patchy smoke after 4pm. Mostly sunny and hot, with a high near 96. Southeast wind 3 to 7 mph.
Thursday Night
Patchy smoke before 11pm. Mostly cloudy, with a low around 62. West wind around 6 mph becoming calm in the evening.
Friday
A 20 percent chance of showers and thunderstorms after 11am. Patchy smoke after 4pm. Mostly cloudy, with a high near 83.
Friday Night
A 20 percent chance of showers and thunderstorms before 11pm. Patchy smoke between 10pm and midnight. Mostly cloudy, with a low around 60.
Saturday
A 20 percent chance of showers after noon. Sunny, with a high near 85.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 55.
Monday
Sunny, with a high near 88.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Boise ID
 43.61°N 116.25°W (Elev. 2726 ft)
12:30 am MDT Aug 26, 2026
3am MDT Aug 26, 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