Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Boise Air Terminal (KBOI)

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

Clear

73°F

23°C

Humidity 49%
Wind Speed N 0 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 18 Aug 12:05 AM MDT
Extended Forecast for

Boise ID

  • Overnight

    Overnight: Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Patchy smoke between 7am and 10am. Mostly sunny and hot, with a high near 94. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 94 °F

    Patchy Smoke
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 62. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny and hot, with a high near 95. Light and variable wind.

    High: 95 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 67.

    Low: 67 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 64. Calm wind.
Tuesday
Patchy smoke between 7am and 10am. Mostly sunny and hot, with a high near 94. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 62. North northwest wind around 6 mph becoming calm in the evening.
Wednesday
Sunny and hot, with a high near 95. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 64. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny and hot, with a high near 98.
Thursday Night
Mostly cloudy, with a low around 67.
Friday
Mostly sunny and hot, with a high near 98.
Friday Night
Partly cloudy, with a low around 67.
Saturday
Mostly sunny and hot, with a high near 92.
Saturday Night
Mostly clear, with a low around 62.
Sunday
A 20 percent chance of showers. Sunny, with a high near 89.
Sunday Night
Mostly clear, with a low around 61.
Monday
Sunny and hot, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Boise ID
 43.61°N 116.25°W (Elev. 2726 ft)
12:29 pm MDT Aug 17, 2026
12am MDT Aug 18, 2026-6pm MDT Aug 24, 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