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Sims, IN Weather Forecast
Sims, IN Weather Forecast Date: 728 PM EDT Mon Sep 07 2026
The area/counties/county of: Grant, including the cities of: Marion, Gas City, and Upland.or toggle through each period.
Tonight... Mostly clear this evening, then becoming partly cloudy. Lows around 60. East winds 5 to 10 mph.
Tuesday... Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 80s. South winds around 5 mph.
Tuesday Night... Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 60s. South winds 5 to 10 mph. Gusts up to 20 mph after midnight.
Wednesday... Partly cloudy. A chance of showers and thunderstorms in the afternoon. Humid with highs in the upper 80s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50%. Heat index values in the upper 90s in the afternoon.
Wednesday Night... A chance of thunderstorms. Showers likely. Humid with lows in the mid 60s. West winds 5 to 10 mph. Gusts up to 20 mph in the evening. Chance of rain 70%.
Thursday... Mostly cloudy in the morning, then becoming partly cloudy. A chance of showers and thunderstorms. Highs in the upper 70s. Chance of rain 40%.
Thursday Night... Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the mid 50s. Chance of rain 20%.
Friday... Mostly sunny. Highs around 80.
Friday Night... Mostly clear. Lows around 60.
Saturday... Mostly sunny in the morning, then becoming partly cloudy. A 20% chance of showers. Highs in the mid 80s.
Saturday Night... Mostly clear with a 20% chance of showers. Lows in the lower 60s.
Sunday... Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 20%.
Sunday Night... Mostly clear with a slight chance of showers and thunderstorms. Lows in the lower 60s. Chance of rain 20%.
POP = Probability of Precipitation
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