Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

GIBSON DAM WEATHER STATION NEAR AUGUSTA 19WNW (GDMM8)

Lat: 47.60111°NLon: 112.75472°WElev: 4604.0ft.

NA

54°F

12°C

Humidity NA
Wind Speed NA NA MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

27 Miles WNW Augusta MT

  • Overnight

    Overnight: Showers likely, mainly before 3am.  Cloudy, with a low around 43. East southeast wind 3 to 5 mph.  Chance of precipitation is 60%.

    Low: 43 °F

    Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm.  High near 53. East southeast wind 3 to 6 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 53 °F

    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 1am.  Mostly cloudy, with a low around 43. East wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 50%.

    Low: 43 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before noon.  Partly sunny, with a high near 68. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 68 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45. Light and variable wind.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 72. Calm wind becoming west around 6 mph in the afternoon.

    High: 72 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 47. West wind around 6 mph becoming calm  in the evening.

    Low: 47 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers and thunderstorms after noon.  Partly sunny, with a high near 70. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 70 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

Detailed Forecast

Overnight
Showers likely, mainly before 3am. Cloudy, with a low around 43. East southeast wind 3 to 5 mph. Chance of precipitation is 60%.
Friday
Showers and possibly a thunderstorm. High near 53. East southeast wind 3 to 6 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 1am. Mostly cloudy, with a low around 43. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 50%.
Saturday
A 20 percent chance of showers before noon. Partly sunny, with a high near 68. Calm wind becoming west southwest around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 45. Light and variable wind.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72. Calm wind becoming west around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 47. West wind around 6 mph becoming calm in the evening.
Monday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 70. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 47.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 68.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 45.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 69.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 45.
Thursday
A slight chance of showers. Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
27 Miles WNW Augusta MT
 47.61°N 112.93°W (Elev. 6076 ft)
10:47 pm MDT Aug 13, 2026
12am MDT Aug 14, 2026-6pm MDT Aug 20, 2026
 
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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