Weather WorldForest Park, IN 7-Day Night Weather Forecast
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Forest Park, IN Weather Forecast
Forest Park, IN Weather Forecast Date: 121 AM CDT Wed Oct 21 2026
The area/counties/county of: Porter, including the cities of: Portage, Valparaiso, and Chesterton.or toggle through each period.
Rest of Tonight... Clear. Near steady temperature in the mid 40s. Southeast winds around 5 mph.
Wednesday... Sunny. Highs in the lower 70s. South winds around 5 mph, becoming northwest in the afternoon.
Wednesday Night... Mostly clear. Lows in the mid 40s. Northeast winds around 5 mph in the evening, becoming light and variable.
Thursday... Sunny. Highs in the lower 70s inland, but only in the upper 60s near the lake. Temperature falling into the mid 60s in the afternoon. Northeast winds 5 to 10 mph.
Thursday Night... Mostly clear. Lows in the lower 40s. East winds around 5 mph.
Friday... Sunny. Highs in the lower 70s.
Friday Night... Mostly clear. Lows in the mid 40s.
Saturday... Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 70s.
Saturday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 40s.
Sunday... Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 70s.
Sunday Night... Mostly cloudy. Lows in the lower 50s.
Monday... Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 60s.
Monday Night... Mostly cloudy. Lows in the upper 40s.
POP = Probability of Precipitation
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