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Poison Lake, LA Weather Forecast
Poison Lake, LA Weather Forecast Date: 306 AM CDT Sat Aug 01 2026
The area/counties/county of: Upper St. Martin, including the cities of: Breaux Bridge, Cade, and St. Martinville.or toggle through each period.
Today... Sunny. Highs in the mid 90s. West winds 10 to 15 mph. Heat index values up to 109.
Tonight... Partly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Humid with lows in the upper 70s. Southwest winds 10 to 15 mph. Chance of rain 50%. Heat index values up to 106 early in the evening.
Sunday... Mostly sunny. Highs in the mid 90s. Northwest winds 5 to 10 mph.
Sunday Night... Mostly clear. Lows in the mid 70s. West winds around 5 mph in the evening, becoming light and variable.
Monday... Sunny. Highs in the mid 90s. West winds around 5 mph.
Monday Night... Clear. Lows in the mid 70s.
Tuesday... Mostly clear. Highs in the mid 90s. Lows in the mid 70s. Heat index values up to 110.
Wednesday... Mostly clear. Highs in the mid 90s. Lows in the mid 70s. Heat index values up to 110.
Thursday... Mostly clear. Highs in the mid 90s. Lows in the mid 70s. Heat index values up to 110.
POP = Probability of Precipitation
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