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Oval Lake, MT Weather Forecast
Oval Lake, MT Weather Forecast Date: 336 AM MDT Fri Sep 25 2026
The area/counties/county of: Gallatin And Madison County Mountains And Centennial Mountains, including the cities of: Big Sky, West Yellowstone, Targhee Pass, and Raynolds Pass.or toggle through each period.
Today... Breezy, sunny. Highs 60 to 72. South winds 5 to 15 mph with gusts to around 30 mph increasing to 10 to 25 mph with gusts to around 45 mph in the afternoon.
Tonight... Breezy. Mostly clear. Lows 35 to 41. Southwest winds 10 to 25 mph with gusts to around 50 mph Decreasing to 5 to 10 mph with gusts to around 35 mph after midnight.
Saturday... Mostly sunny in the morning then becoming mostly cloudy. Highs 50 to 60. Southwest winds 5 to 15 mph with gusts to around 35 mph.
Saturday Night... Mostly cloudy. Lows 36 to 42. South winds 5 to 15 mph shifting to the southeast after midnight. Gusts up to 30 mph.
Sunday... Mostly cloudy. A 20% chance of rain in the morning. Highs 52 to 62. Southeast winds up to 5 mph with gusts to around 20 mph shifting to the southwest with gusts to around 30 mph in the afternoon.
Sunday Night... Mostly cloudy with a 50% chance of rain. Lows 36 to 42.
Monday... Partly sunny. Chance of rain in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 48 to 58. Chance of precipitation 50%.
Monday Night... Partly cloudy. Lows 32 to 40. Highs 50 to 61.
Tuesday... Partly cloudy. Lows 32 to 40. Highs 50 to 61.
Wednesday... Partly cloudy. Lows 32 to 40. Highs 50 to 61.
POP = Probability of Precipitation
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