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High Lake, MT Weather Forecast
High Lake, MT Weather Forecast Date: 932 AM MDT Fri Sep 25 2026
The area/counties/county of: Yellowstone National Park, including the cities of: Lake, Mammoth, and Old Faithful.or toggle through each period.
Today... Mostly sunny. Highs in the lower 60s. South winds around 10 mph with gusts up to 20 mph, becoming southwest with gusts up to 30 mph this afternoon.
Tonight... Mostly clear. Lows in the upper 30s. Southwest winds 10 to 15 mph with gusts up to 40 mph.
Saturday... Mostly sunny in the morning, then becoming partly cloudy. Breezy with highs in the mid 50s. Southwest winds 15 to 20 mph with gusts up to 40 mph.
Saturday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 30s. Southwest winds 10 to 15 mph with gusts up to 30 mph, becoming southeast after midnight.
Sunday... Mostly cloudy. A chance of rain showers in the morning. Highs in the upper 50s. Southeast winds around 10 mph with gusts up to 20 mph, becoming southwest with gusts up to 30 mph in the afternoon. Chance of rain 30%.
Sunday Night... Mostly cloudy with a slight chance of thunderstorms. Rain showers likely after midnight. Lows in the upper 30s. Chance of rain 60%.
Monday... Mostly cloudy with a chance of rain showers in the morning, then partly cloudy with rain showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 50s. Chance of rain 60%.
Monday Night... Partly cloudy in the evening, then clearing. Lows in the lower 30s.
Tuesday... Mostly sunny. Highs in the mid 50s.
Tuesday Night... Mostly clear. Lows in the mid 30s.
Wednesday... Mostly sunny. Highs in the mid 50s.
Wednesday Night... Mostly clear. Lows in the mid 30s.
POP = Probability of Precipitation
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