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Big Spring Lake, MT Weather Forecast
Big Spring Lake, MT Weather Forecast Date: 1232 PM MDT Sat Sep 26 2026
The area/counties/county of: Northern High Plains, including the cities of: Browning, Heart Butte, and Dupuyer.or toggle through each period.
Rest of Today... Windy. Much cooler. Partly sunny early in the afternoon then clearing. Near steady temperature in the lower 50s. West winds 20 to 30 mph with gusts to around 45 mph.
Tonight... Mostly clear. Lows in the lower 30s. West winds 10 to 15 mph with gusts to around 40 mph Decreasing to up to 10 mph after midnight.
Sunday... Mostly cloudy. Highs in the upper 50s. South winds up to 15 mph.
Sunday Night... Cloudy in the evening then becoming partly cloudy. Lows 34 to 40. South winds up to 10 mph shifting to the west after midnight.
Monday... Sunny. Highs in the lower 60s. West winds 5 to 15 mph. Gusts up to 30 mph in the afternoon.
Monday Night... Mostly clear. Lows in the lower 40s.
Tuesday... Windy. Mostly sunny. Highs 59 to 65.
Tuesday Night... Breezy. Partly cloudy. A 20% chance of rain after midnight. Lows in the mid 40s.
Wednesday... Partly sunny with a 20% chance of rain. Highs in the lower 60s.
Wednesday Night... Partly cloudy. Lows in the lower 40s. Highs in the lower 60s.
Thursday... Partly cloudy. Lows in the lower 40s. Highs in the lower 60s.
POP = Probability of Precipitation
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