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

Heavy Rain Return to the Southwest U.S.; Potential Atlantic Tropical System Interaction

Heavy to excessive rainfall from monsoon thunderstorms may bring isolated flash and urban flooding to the Desert Southwest into Sunday. The tropical wave (AL94) continues to bring heavy rainfall to Puerto Rico and the US Virgin Islands. The close proximity of Tropical Storm Humberto and AL94 could lead to interaction between them, but details of their track and intensity forecasts remain uncertain Read More >

Current conditions at

Mountain Home Air Force Base (KMUO)

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

Clear

86°F

30°C

Humidity 15%
Wind Speed E 5 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 25 Sep 02:55 PM MDT
Extended Forecast for

Mountain Home ID

  • Tonight

    Tonight: Mostly clear, with a low around 52. West northwest wind 5 to 11 mph, with gusts as high as 22 mph.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Patchy smoke between 9am and 10am. Sunny, with a high near 75. Breezy, with a west northwest wind 11 to 20 mph, with gusts as high as 29 mph.

    High: 75 °F

    Patchy Smoke
    then Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 44. West northwest wind 13 to 18 mph becoming light and variable after midnight. Winds could gust as high as 29 mph.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82. Light east wind becoming east southeast 8 to 13 mph in the afternoon.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 51. Calm wind becoming east around 5 mph after midnight.

    Low: 51 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers after midnight. Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 73. Chance of precipitation is 70%.

    High: 73 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.

    Low: 52 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 52. West northwest wind 5 to 11 mph, with gusts as high as 22 mph.
Friday
Patchy smoke between 9am and 10am. Sunny, with a high near 75. Breezy, with a west northwest wind 11 to 20 mph, with gusts as high as 29 mph.
Friday Night
Mostly clear, with a low around 44. West northwest wind 13 to 18 mph becoming light and variable after midnight. Winds could gust as high as 29 mph.
Saturday
Sunny, with a high near 82. Light east wind becoming east southeast 8 to 13 mph in the afternoon.
Saturday Night
Clear, with a low around 51. Calm wind becoming east around 5 mph after midnight.
Sunday
Sunny, with a high near 87.
Sunday Night
A 30 percent chance of showers after midnight. Partly cloudy, with a low around 57.
Monday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 73. Chance of precipitation is 70%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.
Tuesday
Showers likely, then showers and possibly a thunderstorm after noon. High near 68. Chance of precipitation is 80%.
Tuesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 47.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mountain Home ID
 43.13°N 115.69°W (Elev. 3153 ft)
Last Update:
3:04 pm MDT Sep 25, 2025
Forecast Valid:
3pm MDT Sep 25, 2025-6pm MDT Oct 2, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation