Cooper Lake, LA 7-Day Night Weather Forecast
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Cooper Lake, LA Weather Forecast


Cooper Lake, LA Weather Forecast Date: 306 AM CDT Sat Aug 22 2026
The area/counties/county of: Northern Calcasieu, including the cities of: De Quincy, Moss Bluff, Sulphur, Westlake, and Vinton.or toggle through each period.
Today... Sunny. Highs in the upper 90s. West winds 5 to 10 mph. Heat index values up to 109.
Tonight... Mostly clear. Humid with lows in the upper 70s. Southwest winds around 5 mph.
Sunday... Sunny. Highs in the upper 90s. West winds around 5 mph, becoming southwest around 5 mph in the afternoon. Heat index values up to 109.
Sunday Night... Mostly clear. Humid with lows in the upper 70s. Southwest winds around 5 mph. Heat index values up to 105 early in the evening.
Monday... Sunny with highs in the mid 90s. Southwest winds around 5 mph. Heat index values up to 108.
Monday Night... Mostly clear. Lows in the upper 70s. Highs in the upper 90s. Heat index values up to 110.
Tuesday... Mostly clear. Lows in the upper 70s. Highs in the upper 90s. Heat index values up to 110.
Wednesday... Mostly clear. Lows in the upper 70s. Highs in the upper 90s. Heat index values up to 110.
Thursday... Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 40%. Heat index values up to 105.
Thursday Night... Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s.
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