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Spawn Lake, MT Weather Forecast
Spawn Lake, MT Weather Forecast Date: 1223 PM MDT Tue Sep 01 2026
The area/counties/county of: Butte/Blackfoot Region, including the cities of: Anaconda, Deer Lodge, and Drummond.or toggle through each period.
Tonight... Patchy smoke in the evening. Areas of fog late in the night. Chance of showers and thunderstorms early in the evening, then rain likely and a slight chance of thunderstorms late in the evening. Chance of precipitation 70%. Lows in the 40s. Southwest winds to 15 mph in the evening.
Wednesday... Slight chance of rain in the morning, then rain showers likely and a chance of thunderstorms in the afternoon. Areas of fog in the morning. Chance of precipitation 70%. Highs in the upper 60s to mid 70s. South winds 15 to 25 mph with gusts to around 35 mph.
Wednesday Night... Partly cloudy in the evening then becoming mostly cloudy. Areas of fog after midnight. Lows in the mid 30s to lower 40s. Southwest winds 15 to 20 mph with gusts to around 30 mph.
Thursday... Partly cloudy. A 20% chance of rain in the afternoon. Highs in the mid 60s to lower 70s. Southwest winds 15 to 25 mph.
Thursday Night... Mostly cloudy with a 50% chance of rain. Areas of fog after midnight. Lows in the upper 30s to mid 40s. Southwest winds to 15 mph with gusts to around 30 mph.
Friday... Mostly cloudy. A chance of rain in the morning, then chance of rain showers and a slight chance of thunderstorms in the afternoon. Areas of fog in the morning. Chance of precipitation 50%. Highs in the mid 60s to lower 70s.
Friday Night... Partly cloudy with a 20% chance of rain. Lows in the mid 30s to lower 40s.
Saturday... Partly cloudy. A 20% chance of showers and thunderstorms in the afternoon. Highs in the upper 60s to mid 70s.
Saturday Night... Partly cloudy with a 20% chance of rain. Lows in the upper 30s to mid 40s.
Sunday... Partly cloudy. Slight chance of rain in the morning, then chance of rain showers and a slight chance of thunderstorms in the afternoon. Chance of precipitation 50%. Highs in the 70s.
Sunday Night... Rain showers likely and a slight chance of thunderstorms in the evening, then a chance of rain after midnight. Chance of precipitation 60%. Lows in the 40s.
Labor Day... A chance of rain in the morning, then rain likely in the afternoon. Chance of rain 60%. Highs in the mid 60s to lower 70s.
Monday Night... Mostly cloudy with a 50% chance of rain. Lows in the upper 30s to mid 40s.
POP = Probability of Precipitation
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