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Lewiston, MN Weather Forecast
Lewiston, MN Weather Forecast Date: 507 PM CDT Mon Sep 21 2026
The area/counties/county of: Winona, including the city of Winona.or toggle through each period.
Tonight... Mostly cloudy. A chance of showers this evening. Lows in the mid 40s. East winds 5 to 10 mph. Chance of rain 50%.
Tuesday... Mostly sunny. Highs around 60. East winds 5 to 10 mph.
Tuesday Night... Partly cloudy. Lows in the lower 40s. East winds around 5 mph.
Wednesday... Mostly sunny. Highs in the lower 60s. East winds 5 to 10 mph.
Wednesday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 40s. Light winds.
Thursday... Mostly cloudy. Highs in the lower 60s. Lows in the lower 50s.
Friday... Mostly cloudy. Highs in the lower 60s. Lows in the lower 50s.
Saturday... Mostly cloudy with a 50% chance of showers. Highs in the lower 60s.
Saturday Night... Mostly cloudy with a 40% chance of showers. Lows in the lower 50s.
Sunday... Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 60s.
Sunday Night... Partly cloudy. Lows in the lower 50s. Highs in the upper 60s.
POP = Probability of Precipitation
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