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Plumb Lake, LA Weather Forecast
Plumb Lake, LA Weather Forecast Date: 556 AM CDT Tue Aug 11 2026
The area/counties/county of: Lower Terrebonne, including the cities of: Chauvin, Cocodrie, Dulac, and Montegut.or toggle through each period.
Today... Mostly sunny. A chance of thunderstorms with a slight chance of showers this afternoon. Highs in the lower 90s. East winds around 5 mph, becoming south this afternoon. Chance of rain 40%. Heat index values up to 107.
Tonight... Partly cloudy in the evening, then clearing. Humid with lows around 80. South winds around 5 mph.
Wednesday... Mostly sunny. A chance of showers and thunderstorms, mainly in the morning. Humid with highs around 90. Southwest winds 5 to 10 mph. Chance of rain 40%. Heat index values up to 108.
Wednesday Night... Partly cloudy in the evening, then clearing. Humid with lows around 80. Southwest winds 5 to 10 mph. Heat index values up to 105 early in the evening.
Thursday... Sunny with highs in the lower 90s. Southwest winds 5 to 10 mph. Heat index values up to 105.
Thursday Night... Mostly clear. Lows around 80. Highs in the lower 90s. Heat index values up to 105.
Friday... Mostly clear. Lows around 80. Highs in the lower 90s. Heat index values up to 105.
Saturday... Mostly clear. Lows around 80. Highs in the lower 90s. Heat index values up to 105.
Sunday... Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 20%. Heat index values up to 110.
Sunday Night... Partly cloudy in the evening, then becoming mostly clear. Lows around 80. Heat index values up to 105 early in the evening.
POP = Probability of Precipitation
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