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

Excessive Rainfall and Significant Flooding in the Upper Midwest This Weekend

Heavy to excessive rainfall is expected over the weekend across eastern Iowa, northern Missouri, northwest Illinois and southern Wisconsin. Numerous flash floods, some with significant impacts, are expected in these areas. Heaviest rainfall will occur overnight Saturday and Sunday, so be sure to have multiple ways to receive warnings. Read More >

Current conditions at

HOT SPRINGS (HOTM8)

Lat: 47.61303°NLon: 114.61539°WElev: 2730.0ft.

NA

71°F

22°C

Humidity 40%
Wind Speed WNW 11 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Last update 08 Aug 04:15 PM MDT
Extended Forecast for

18 Miles WSW Big Arm MT

  • This Afternoon

    This Afternoon: A 30 percent chance of rain. Partly sunny, with a high near 76. West wind around 15 mph, with gusts as high as 21 mph.

    High: 76 °F

    Chance Rain

  • Tonight

    Tonight: Partly cloudy, with a low around 49. West wind 9 to 14 mph becoming light southwest after midnight. Winds could gust as high as 20 mph.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 83. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 51. West northwest wind 5 to 9 mph becoming calm after midnight.

    Low: 51 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 88. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Monday Night

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

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of rain. Partly sunny, with a high near 76. West wind around 15 mph, with gusts as high as 21 mph.
Tonight
Partly cloudy, with a low around 49. West wind 9 to 14 mph becoming light southwest after midnight. Winds could gust as high as 20 mph.
Saturday
Mostly sunny, with a high near 83. Calm wind becoming west 5 to 8 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 51. West northwest wind 5 to 9 mph becoming calm after midnight.
Sunday
Sunny, with a high near 88. Calm wind becoming west 5 to 7 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 54.
Monday
Sunny, with a high near 92.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Sunny, with a high near 91.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Mostly cloudy, with a low around 51.
Friday
Partly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
18 Miles WSW Big Arm MT
 47.74°N 114.68°W (Elev. 2998 ft)
Last Update:
2:30 pm MDT Aug 8, 2025
Forecast Valid:
4pm MDT Aug 8, 2025-6pm MDT Aug 15, 2025
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation