Weather WorldLake Charles, IN 7-Day Night Weather Forecast
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Lake Charles, IN Weather Forecast
Lake Charles, IN Weather Forecast Date: 705 PM CDT Tue Oct 20 2026
The area/counties/county of: Porter, including the cities of: Portage, Valparaiso, and Chesterton.or toggle through each period.
Tonight... Clear. Lows in the lower 40s. East winds around 5 mph.
Wednesday... Sunny. Highs around 70. 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... Mostly sunny. Highs around 70 inland, but only in the mid 60s near the lake. Light and variable winds, becoming northeast around 5 mph in the afternoon.
Thursday Night... Mostly clear. Lows in the mid 40s. East winds around 5 mph.
Friday... Mostly sunny. Highs in the upper 60s.
Friday Night... Mostly clear. Lows in the mid 40s.
Saturday... Partly cloudy. Highs around 70.
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 mid 60s.
Monday Night... Mostly cloudy. Lows in the mid 40s.
POP = Probability of Precipitation
Lake Charles Radar Loop
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