National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Mountain Home Air Force Base (KMUO)

Lat: 43.05°NLon: 115.86667°WElev: 2995.0ft.

Clear

69°F

21°C

Humidity 27%
Wind Speed W 3 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 33°F (1°C)
Visibility 7.00 mi
Last update 20 Aug 01:55 AM MDT
Extended Forecast for

29 Miles SSW Grand View ID

  • Overnight

    Overnight: Mostly clear, with a low around 60. Light and variable wind.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Increasing clouds and hot, with a high near 93. Light southwest wind becoming west southwest 6 to 11 mph in the morning.

    High: 93 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 64. Northwest wind 5 to 10 mph.

    Low: 64 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny through mid morning, then becoming cloudy and hot, with a high near 94. Northwest wind 6 to 11 mph becoming southeast in the afternoon.

    High: 94 °F

    Hot

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 64. Breezy, with a southwest wind 14 to 21 mph.

    Low: 64 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 87.

    High: 87 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 60. Light and variable wind.
Thursday
Increasing clouds and hot, with a high near 93. Light southwest wind becoming west southwest 6 to 11 mph in the morning.
Thursday Night
Partly cloudy, with a low around 64. Northwest wind 5 to 10 mph.
Friday
Mostly sunny through mid morning, then becoming cloudy and hot, with a high near 94. Northwest wind 6 to 11 mph becoming southeast in the afternoon.
Friday Night
Mostly cloudy, with a low around 64. Breezy, with a southwest wind 14 to 21 mph.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 87.
Saturday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 56.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 54.
Monday
A slight chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 82. Chance of precipitation is 20%.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
29 Miles SSW Grand View ID
 42.59°N 116.23°W (Elev. 5600 ft)
Last Update:
12:29 am MDT Aug 20, 2026
Forecast Valid:
2am MDT Aug 20, 2026-6pm MDT Aug 26, 2026
 
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Additional Resources

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National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation