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Union School, MI Weather Forecast
Union School, MI Weather Forecast Date: 327 AM EDT Tue Sep 22 2026
The area/counties/county of: Shiawassee, including the city of Owosso.or toggle through each period.
Today... Sunny in the morning, then becoming partly cloudy. Highs in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph.
Tonight... Partly cloudy. Lows in the upper 40s. Northeast winds around 10 mph with gusts up to 25 mph.
Wednesday... Partly cloudy in the morning, then becoming mostly cloudy. Highs in the upper 60s. East winds 10 to 15 mph with gusts up to 25 mph.
Wednesday Night... Mostly clear. Lows in the upper 40s. East winds 5 to 10 mph. Gusts up to 25 mph in the evening.
Thursday... Mostly sunny. Highs in the upper 60s. East winds 5 to 10 mph with gusts up to 20 mph.
Thursday Night... Mostly clear. Lows in the mid 40s.
Friday... Sunny. Highs in the upper 60s.
Friday Night... Clear. Lows in the lower 40s.
Saturday... Mostly sunny. Highs around 70.
Saturday Night... Partly cloudy in the evening then clearing. Lows in the mid 40s.
Sunday... Partly cloudy. Highs in the lower 70s.
Sunday Night... Partly cloudy. Lows in the upper 40s.
POP = Probability of Precipitation
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