Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Boise Air Terminal (KBOI)

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

Clear

81°F

27°C

Humidity 26%
Wind Speed NNW 3 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 19 Aug 10:53 AM MDT
Extended Forecast for

13 Miles SE Boise Municipal ID

Heat Advisory August 20, 12:00pm until August 21, 09:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Sunny and hot, with a high near 94. Southwest wind 5 to 7 mph becoming northwest in the afternoon.

    High: 94 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 67. Northwest wind 8 to 11 mph becoming east northeast after midnight.

    Low: 67 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 98. East northeast wind around 9 mph becoming west in the afternoon.

    High: 98 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 69. Northwest wind 9 to 11 mph becoming east northeast after midnight.

    Low: 69 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny and hot, with a high near 100. East northeast wind 6 to 9 mph becoming south southwest in the afternoon.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 71.

    Low: 71 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny and hot, with a high near 92.

    High: 92 °F

    Hot

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before midnight.  Partly cloudy, with a low around 64.

    Low: 64 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny and hot, with a high near 94. Southwest wind 5 to 7 mph becoming northwest in the afternoon.
Tonight
Mostly clear, with a low around 67. Northwest wind 8 to 11 mph becoming east northeast after midnight.
Thursday
Sunny and hot, with a high near 98. East northeast wind around 9 mph becoming west in the afternoon.
Thursday Night
Partly cloudy, with a low around 69. Northwest wind 9 to 11 mph becoming east northeast after midnight.
Friday
Partly sunny and hot, with a high near 100. East northeast wind 6 to 9 mph becoming south southwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 71.
Saturday
Partly sunny and hot, with a high near 92.
Saturday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 64.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 62.
Monday
Mostly sunny and hot, with a high near 90.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
Mostly sunny and hot, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles SE Boise Municipal ID
 43.47°N 116°W (Elev. 3612 ft)
3:53 am MDT Aug 19, 2026
11am MDT Aug 19, 2026-6pm MDT Aug 25, 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