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

Smiths Ferry (ITD36)

Lat: 44.30107°NLon: 116.08926°WElev: 4603.0ft.

Rain

48°F

9°C

Humidity 87%
Wind Speed WNW 2 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility 1.24 mi
Last update 06 Sep 10:00 AM MDT
Extended Forecast for

2 Miles SE Cascade ID

  • Today

    Today: A chance of showers before noon, then a chance of showers and thunderstorms between noon and 3pm.  Partly sunny, with a high near 73. Calm wind becoming south southwest around 6 mph in the afternoon.  Chance of precipitation is 30%.

    High: 73 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight.  Areas of fog after 1am. Low around 38. West wind 5 to 9 mph becoming calm. Winds could gust as high as 23 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 38 °F

    Chance
    Showers then
    Showers and
    Areas Fog

  • Labor Day

    Labor Day: Showers, with thunderstorms also possible after noon.  Patchy fog before 9am. High near 62. South wind around 8 mph becoming west southwest in the afternoon.  Chance of precipitation is 80%.

    High: 62 °F

    Showers and
    Patchy Fog
    then Chance
    Showers

  • Monday Night

    Monday Night: Patchy fog after midnight.  Otherwise, mostly clear, with a low around 32. Light and variable wind.

    Low: 32 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Areas of fog before 10am.  Otherwise, sunny, with a high near 73. Calm wind.

    High: 73 °F

    Areas Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 5am.  Otherwise, mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Areas of fog before 8am.  Otherwise, sunny, with a high near 78.

    High: 78 °F

    Areas Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

Detailed Forecast

Today
A chance of showers before noon, then a chance of showers and thunderstorms between noon and 3pm. Partly sunny, with a high near 73. Calm wind becoming south southwest around 6 mph in the afternoon. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Areas of fog after 1am. Low around 38. West wind 5 to 9 mph becoming calm. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Labor Day
Showers, with thunderstorms also possible after noon. Patchy fog before 9am. High near 62. South wind around 8 mph becoming west southwest in the afternoon. Chance of precipitation is 80%.
Monday Night
Patchy fog after midnight. Otherwise, mostly clear, with a low around 32. Light and variable wind.
Tuesday
Areas of fog before 10am. Otherwise, sunny, with a high near 73. Calm wind.
Tuesday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 36.
Wednesday
Areas of fog before 8am. Otherwise, sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 42.
Thursday
Sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 77.
Friday Night
A 20 percent chance of showers. Areas of fog. Otherwise, partly cloudy, with a low around 41.
Saturday
A 20 percent chance of showers. Areas of fog. Otherwise, mostly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Cascade ID
 44.49°N 116.01°W (Elev. 4744 ft)
12:29 am MDT Sep 6, 2026
10am MDT Sep 6, 2026-6pm MDT Sep 12, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database