Weather WorldGneiss Lake, MT 7-Day Night Weather Forecast
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Gneiss Lake, MT Weather Forecast
Gneiss Lake, MT Weather Forecast Date: 1047 AM MDT Sat Aug 01 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.
Rest of Today... Breezy, sunny. Highs 79 to 91. South winds 5 to 15 mph with gusts to around 30 mph shifting to the southwest 10 to 25 mph with gusts to around 40 mph in the afternoon.
Tonight... Partly cloudy. Patchy smoke after midnight. Lows 52 to 58. Southwest winds 10 to 15 mph with gusts to around 40 mph shifting to the west with gusts to around 25 mph after midnight.
Sunday... Sunny. Patchy smoke through the day. Highs 74 to 84. Southwest winds up to 10 mph with gusts to around 30 mph increasing to 15 to 20 mph with gusts to around 40 mph in the afternoon.
Sunday Night... Colder. Mostly clear. Lows 41 to 47. Northwest winds 5 to 15 mph. Gusts up to 40 mph Decreasing to 30 mph after midnight.
Monday... Cooler, sunny. Highs 59 to 69. North winds 5 to 15 mph. Gusts up to 30 mph in the morning.
Monday Night... Mostly clear. Lows 37 to 43.
Tuesday... Sunny. Highs 64 to 74.
Tuesday Night... Mostly clear. Lows 43 to 49. Highs 71 to 81.
Wednesday... Mostly clear. Lows 43 to 49. Highs 71 to 81.
Wednesday Night... Mostly clear. Lows 48 to 55. Highs 75 to 85.
Thursday... Mostly clear. Lows 48 to 55. Highs 75 to 85.
POP = Probability of Precipitation
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