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Union School, WI Weather Forecast
Union School, WI Weather Forecast Date: 848 AM CDT Sat Oct 17 2026
The area/counties/county of: Grant, including the city of Platteville.or toggle through each period.
Today... Widespread frost this morning. Sunny. Highs in the upper 50s. Southwest winds 10 to 15 mph.
Tonight... Clear. Lows in the upper 30s. South winds 10 to 15 mph.
Sunday... Sunny. Highs in the lower 60s. South winds 10 to 15 mph with gusts up to 30 mph.
Sunday Night... Clear. Lows around 40. South winds 5 to 10 mph.
Monday... Mostly sunny. Highs in the mid 60s. South winds around 5 mph.
Monday Night... Partly cloudy. Lows in the mid 40s. Highs around 70.
Tuesday... Partly cloudy. Lows in the mid 40s. Highs around 70.
Wednesday... Partly cloudy. Lows in the mid 40s. Highs around 70.
Wednesday Night... Partly cloudy. Lows in the lower 50s. Highs in the mid 70s.
Thursday... Partly cloudy. Lows in the lower 50s. Highs in the mid 70s.
POP = Probability of Precipitation
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