Weather WorldHeron Lake, MT 7-Day Night Weather Forecast
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Heron Lake, MT Weather Forecast
Heron Lake, MT Weather Forecast Date: 336 PM MDT Fri Aug 21 2026
The area/counties/county of: Eastern Glacier, Western Toole, And Central Pondera, including the cities of: Cut Bank, Ethridge, and Santa Rita.or toggle through each period.
Tonight... Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 50s. East winds up to 10 mph. Gusts up to 30 mph after midnight.
Saturday... Mostly cloudy with a 20% chance of rain showers in the morning, then mostly sunny in the afternoon. Highs in the mid 80s. Southeast winds 5 to 10 mph.
Saturday Night... Mostly cloudy with a 20% chance of thunderstorms. Lows in the upper 50s. South winds 5 to 10 mph shifting to the southwest after midnight.
Sunday... Breezy. Mostly sunny. Slight chance of rain showers in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the lower 80s. West winds 5 to 10 mph increasing to 10 to 25 mph with gusts to around 40 mph in the afternoon. Chance of precipitation 30%.
Sunday Night... Breezy. Mostly clear. Lows in the lower 50s. West winds 15 to 25 mph with gusts to around 40 mph Decreasing to 5 to 15 mph after midnight.
Monday... Mostly clear. Highs in the upper 70s. Lows in the lower 50s.
Tuesday... Mostly clear. Highs in the upper 70s. Lows in the lower 50s.
Wednesday... Partly cloudy. A 20% chance of rain showers. Highs in the mid 80s. Lows in the lower 50s.
Wednesday Night... Partly cloudy. A 20% chance of rain showers. Highs in the mid 80s. Lows in the lower 50s.
Thursday... Mostly sunny. Highs in the upper 70s.
Thursday Night... Partly cloudy with a 20% chance of rain showers. Lows around 50.
POP = Probability of Precipitation
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