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Keogh Reservoir, MT Weather Forecast
Keogh Reservoir, MT Weather Forecast Date: 336 PM MDT Fri Sep 11 2026
The area/counties/county of: Elkhorn And Boulder Mountains, including the cities of: Montana City, Clancy, Boulder, Corbin, Wickes, Elk Park Pass, and Homestake Pass.or toggle through each period.
Tonight... Colder. Mostly cloudy. Lows 35 to 43. Northeast winds up to 15 mph with gusts to around 30 mph.
Saturday... Cloudy in the morning then becoming partly sunny. Highs 55 to 63. East winds up to 10 mph.
Saturday Night... Mostly cloudy. Lows 36 to 42. Northeast winds 5 to 15 mph with gusts to around 30 mph.
Sunday... Partly sunny. Slight chance of rain in the morning, then chance of rain in the afternoon. Highs 55 to 65. East winds up to 10 mph shifting to the south in the afternoon. Gusts up to 25 mph. Chance of rain 50%.
Sunday Night... Mostly cloudy with chance of rain in the evening, then partly cloudy with slight chance of rain and snow after midnight. Lows 34 to 42. West winds 10 to 15 mph with gusts to around 35 mph. Chance of precipitation 40%.
Monday... Mostly sunny. Highs 47 to 57.
Monday Night... Mostly clear. Lows 31 to 39.
Tuesday... Partly cloudy. Highs 52 to 60. Lows 32 to 41.
Wednesday... Partly cloudy. Highs 52 to 60. Lows 32 to 41.
Thursday... Warmer, sunny. Highs 61 to 69.
Thursday Night... Mostly clear. A 20% chance of rain showers. Lows 39 to 45. Highs 62 to 70.
POP = Probability of Precipitation
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