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

GIBSON DAM WEATHER STATION NEAR AUGUSTA 19WNW (GDMM8)

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

NA

51°F

11°C

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

28 Miles NW Augusta MT

  • Today

    Today: A chance of showers, with thunderstorms also possible after 3pm. Mostly sunny, with a high near 73. West wind 6 to 8 mph. Chance of precipitation is 30%.

    High: 73 °F

    Mostly Sunny
    then Chance
    Showers

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 11pm. Partly cloudy, with a low around 40. West northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 40 °F

    Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: A chance of showers before noon, then showers likely and possibly a thunderstorm between noon and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 65. Calm wind becoming north northeast around 5 mph in the afternoon. Chance of precipitation is 70%.

    High: 65 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Mostly clear, with a low around 37. North northeast wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73. Calm wind becoming east around 6 mph in the afternoon.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 41. East wind 5 to 7 mph becoming calm in the evening.

    Low: 41 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78. Calm wind becoming east southeast around 6 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45. East southeast wind around 6 mph becoming calm in the evening.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
A chance of showers, with thunderstorms also possible after 3pm. Mostly sunny, with a high near 73. West wind 6 to 8 mph. Chance of precipitation is 30%.
Tonight
A 30 percent chance of showers, mainly before 11pm. Partly cloudy, with a low around 40. West northwest wind 5 to 7 mph becoming calm in the evening.
Monday
A chance of showers before noon, then showers likely and possibly a thunderstorm between noon and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 65. Calm wind becoming north northeast around 5 mph in the afternoon. Chance of precipitation is 70%.
Monday Night
Mostly clear, with a low around 37. North northeast wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 73. Calm wind becoming east around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 41. East wind 5 to 7 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 78. Calm wind becoming east southeast around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 45. East southeast wind around 6 mph becoming calm in the evening.
Thursday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83.
Thursday Night
Mostly cloudy, with a low around 47.
Friday
A slight chance of showers. Partly sunny, with a high near 74.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 43.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
28 Miles NW Augusta MT
 47.72°N 112.88°W (Elev. 5184 ft)
Last Update:
8:47 am MDT Jun 21, 2026
Forecast Valid:
10am MDT Jun 21, 2026-6pm MDT Jun 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation