Thunderstorms and Heavy Rainfall in the Southeast, Montana, and Iowa; Lowell Begins to Impact Hawaii

Strong thunderstorms with damaging winds and heavy rain are expected across portions of the Southeast. Thunderstorms may produce large hail across portions of Montana. Heavy rainfall could produce flash flooding across Iowa and vulnerable areas in Utah. Lowell will bring heavy rain, dangerous swells and rip currents to portions of Hawaii. Sweltering heat persists across the South-Central US. Read More >

Current conditions at

Boise Air Terminal (KBOI)

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

Clear

75°F

24°C

Humidity 27%
Wind Speed NW 8 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 06 Sep 02:35 PM MDT
Extended Forecast for

Boise Municipal ID

  • This Afternoon

    This Afternoon: Partly sunny, with a steady temperature around 72. West northwest wind around 8 mph.

    High: 72 °F

    Partly Sunny

  • Tonight

    Tonight: Showers and thunderstorms likely before 1am, then a slight chance of showers after 5am.  Cloudy during the early evening, then gradual clearing, with a low around 49. Northwest wind 12 to 17 mph becoming light and variable  after midnight. Winds could gust as high as 29 mph.  Chance of precipitation is 70%.

    Low: 49 °F

    Showers
    Likely then
    Chance
    Showers

  • Labor Day

    Labor Day: Sunny, with a high near 71. Calm wind becoming northwest around 6 mph in the morning.

    High: 71 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48. North northwest wind around 5 mph becoming light and variable.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a steady temperature around 72. West northwest wind around 8 mph.
Tonight
Showers and thunderstorms likely before 1am, then a slight chance of showers after 5am. Cloudy during the early evening, then gradual clearing, with a low around 49. Northwest wind 12 to 17 mph becoming light and variable after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 70%.
Labor Day
Sunny, with a high near 71. Calm wind becoming northwest around 6 mph in the morning.
Monday Night
Mostly clear, with a low around 48. North northwest wind around 5 mph becoming light and variable.
Tuesday
Sunny, with a high near 79. Calm wind becoming northwest around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 58.
Friday
Sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Boise Municipal ID
 43.57°N 116.24°W (Elev. 2802 ft)
12:29 pm MDT Sep 6, 2026
2pm MDT Sep 6, 2026-6pm MDT Sep 12, 2026
 
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Additional Resources

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National Digital Forecast Database