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

66°F

19°C

Humidity 42%
Wind Speed S 4 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 19 Aug 04:00 AM MDT
Extended Forecast for

23 Miles N Mountain Home ID

  • Today

    Today: Sunny and hot, with a high near 90. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 90 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 60. Northwest wind 6 to 9 mph becoming east after midnight.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 94. East wind 7 to 10 mph becoming west in the afternoon.

    High: 94 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62. Northwest wind 7 to 9 mph becoming east after midnight.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 96. East wind 6 to 10 mph becoming south southwest in the afternoon.

    High: 96 °F

    Hot

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 64.

    Low: 64 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Partly sunny, with a high near 88.

    High: 88 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 58.

    Low: 58 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny and hot, with a high near 90. Calm wind becoming west 5 to 9 mph in the afternoon.
Tonight
Mostly clear, with a low around 60. Northwest wind 6 to 9 mph becoming east after midnight.
Thursday
Sunny and hot, with a high near 94. East wind 7 to 10 mph becoming west in the afternoon.
Thursday Night
Partly cloudy, with a low around 62. Northwest wind 7 to 9 mph becoming east after midnight.
Friday
Mostly sunny and hot, with a high near 96. East wind 6 to 10 mph becoming south southwest in the afternoon.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Saturday
Partly sunny, with a high near 88.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 58.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
23 Miles N Mountain Home ID
 43.48°N 115.73°W (Elev. 4951 ft)
3:53 am MDT Aug 19, 2026
4am 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