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City of Marion, IndianaMarion, IN 7-Day Night Weather Forecast
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Marion, IN Weather Forecast
Marion, IN Weather Forecast Date: 228 PM EDT Mon Sep 14 2026
The area/counties/county of: Grant, including the cities of: Marion, Gas City, and Upland.or toggle through each period.
This Afternoon... Mostly sunny. Highs in the mid 70s. East winds 5 to 10 mph.
Tonight... Mostly clear. Lows in the upper 50s. Southeast winds 5 to 10 mph. Gusts up to 20 mph after midnight.
Tuesday... Mostly sunny. A slight chance of showers in the afternoon. Warmer. More humid with highs around 90. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20%. Heat index values in the upper 90s in the afternoon.
Tuesday Night... A chance of thunderstorms. Showers likely. Humid with lows in the upper 60s. South winds 5 to 10 mph in the evening, becoming light and variable. Chance of rain 70%.
Wednesday... Showers likely. A slight chance of thunderstorms in the afternoon. Humid with highs in the mid 80s. East winds around 5 mph. Chance of rain 60%.
Wednesday Night... Partly cloudy with showers likely with a chance of thunderstorms in the evening, then mostly clear with a slight chance of showers and thunderstorms after midnight. Lows in the upper 60s. Chance of rain 60%.
Thursday... Mostly sunny in the morning, then becoming partly cloudy. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 50%. Heat index values in the upper 90s in the afternoon.
Thursday Night... Partly cloudy with a chance of showers. A chance of thunderstorms, mainly in the evening. Lows in the upper 60s. Chance of rain 50%.
Friday... Partly cloudy with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 20%.
Friday Night... Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 60s. Chance of rain 20%.
Saturday... Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 40%.
Saturday Night... Mostly clear with a chance of showers. A chance of thunderstorms, mainly in the evening. Lows in the mid 60s. Chance of rain 40%.
POP = Probability of Precipitation
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