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Sister Lakes, MI Weather Forecast
Sister Lakes, MI Weather Forecast Date: 942 AM EDT Thu Sep 03 2026
The area/counties/county of: Isabella, including the city of Mount Pleasant.or toggle through each period.
Rest of Today... A chance of showers and thunderstorms late in the morning, then showers and a chance of thunderstorms in the afternoon. Highs in the mid 80s. Light winds becoming west 10 mph with gusts to around 20 mph in the afternoon. Chance of rain 90%.
Tonight... A chance of showers and thunderstorms in the evening, then showers likely and a chance of thunderstorms after midnight. Patchy fog through the night. Lows in the lower 60s. Light winds. Chance of rain 70%.
Friday... Mostly cloudy. Patchy fog in the morning. A chance of showers and a slight chance of thunderstorms in the morning, then a slight chance of showers in the afternoon. Highs in the lower 80s. Light winds. Chance of rain 50%.
Friday Night... Partly cloudy in the evening then becoming mostly cloudy. A chance of showers and a slight chance of thunderstorms. Lows around 60. Light winds. Chance of rain 40%.
Saturday... Partly sunny with a 40% chance of rain showers in the morning, then mostly sunny in the afternoon. Highs in the upper 70s. East winds around 10 mph. Gusts up to 20 mph in the afternoon.
Saturday Night... Mostly clear. Lows in the lower 50s.
Sunday... Sunny. Highs around 80.
Sunday Night... Partly cloudy. Lows in the mid 50s.
Labor Day... Mostly sunny. Highs around 80.
Monday Night... Partly cloudy with a 20% chance of showers. Lows in the upper 50s.
Tuesday... Partly sunny with a 20% chance of rain showers. Highs around 80.
Tuesday Night... Partly cloudy with a 40% chance of showers. Lows in the mid 60s.
POP = Probability of Precipitation
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