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

Brigham City Regional Airport (KBMC)

Lat: 41.5464°NLon: 112.0601°WElev: 4230.0ft.

Clear

81°F

27°C

Humidity 24%
Wind Speed SSW 10 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 06 Sep 11:35 AM MDT
Extended Forecast for

Tremonton UTSimilar City Names

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 3pm.  Increasing clouds, with a high near 84. South wind 16 to 18 mph.

    High: 84 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then showers likely and possibly a thunderstorm between 9pm and midnight, then a chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 56. South wind 16 to 20 mph, with gusts as high as 37 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Showers
    Likely

  • Labor Day

    Labor Day: A 30 percent chance of showers and thunderstorms before 9am.  Mostly sunny, with a high near 75. South wind 8 to 16 mph becoming north in the morning.

    High: 75 °F

    Chance
    Showers then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51. West southwest wind 6 to 13 mph becoming east in the evening.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81. North northeast wind 5 to 13 mph becoming west in the afternoon.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 84. South wind 16 to 18 mph.
Tonight
A chance of showers and thunderstorms before 9pm, then showers likely and possibly a thunderstorm between 9pm and midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 56. South wind 16 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Labor Day
A 30 percent chance of showers and thunderstorms before 9am. Mostly sunny, with a high near 75. South wind 8 to 16 mph becoming north in the morning.
Monday Night
Mostly clear, with a low around 51. West southwest wind 6 to 13 mph becoming east in the evening.
Tuesday
Sunny, with a high near 81. North northeast wind 5 to 13 mph becoming west in the afternoon.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 60.
Friday
Mostly sunny, with a high near 85.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Tremonton UTSimilar City Names
 41.72°N 112.18°W (Elev. 4295 ft)
12:31 am MDT Sep 6, 2026
11am MDT Sep 6, 2026-6pm MDT Sep 12, 2026
 
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Additional Resources

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