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Mount Summit, IN Weather Forecast
Mount Summit, IN Weather Forecast Date: 338 PM EST Mon Nov 09 2026
The area/counties/county of: Henry, including the city of New Castle.or toggle through each period.
Tonight... Clear. Lows around 40. Southwest winds 5 to 10 mph.
Tuesday... Sunny. Highs in the lower 60s. West winds 5 to 10 mph, becoming northwest in the afternoon.
Tuesday Night... Mostly clear through midnight, then becoming partly cloudy. Lows around 40. Northeast winds around 5 mph, becoming east toward daybreak.
Veterans Day... Partly cloudy in the morning, then mostly cloudy with a slight chance of rain in the afternoon. Highs in the lower 60s. South winds around 5 mph. Chance of rain 20%.
Wednesday Night... Rain likely. Lows around 40. East winds around 5 mph, becoming north 10 to 15 mph with gusts up to 25 mph toward daybreak. Chance of rain 70%.
Thursday... A chance of rain in the morning, then rain likely in the afternoon. Cooler with highs in the upper 40s. Chance of rain 70%.
Thursday Night... Mostly cloudy with a chance of rain through midnight, then partly cloudy with a slight chance of rain and snow toward daybreak. Cold with lows in the lower 30s. Chance of precipitation 30%.
Friday... Partly cloudy. A slight chance of rain and snow in the afternoon. Highs in the lower 40s. Chance of precipitation 20%.
Friday Night... Partly cloudy. Cold with lows in the upper 20s.
Saturday... Mostly clear. Highs in the mid 40s. Lows in the upper 20s.
Sunday... Mostly clear. Highs in the mid 40s. Lows in the upper 20s.
Sunday Night... Partly cloudy. Lows in the lower 30s. Highs in the mid 50s.
POP = Probability of Precipitation
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