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City of Slidell, LouisianaSlidell, LA 7-Day Night Weather Forecast
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Slidell, LA Weather Forecast
Slidell, LA Weather Forecast Date: 1211 AM CDT Thu Sep 17 2026
The area/counties/county of: Southeast St. Tammany, including the city of Slidell.or toggle through each period.
Rest of Tonight... Mostly clear. Near steady temperature in the upper 70s. Northeast winds 5 to 10 mph.
Thursday... Sunny. Highs around 90. East winds 10 to 15 mph with gusts up to 25 mph.
Thursday Night... Clear. Lows in the lower 70s. East winds 5 to 10 mph, becoming northeast after midnight.
Friday... Sunny. Highs in the lower 90s. Northeast winds 5 to 10 mph, becoming east in the afternoon.
Friday Night... Clear. Lows in the mid 70s. Southeast winds around 5 mph in the evening, becoming light and variable.
Saturday... Mostly clear. Highs in the mid 90s. Lows in the mid 70s.
Saturday Night... Mostly clear. Highs in the mid 90s. Lows in the mid 70s.
Sunday... Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 20%.
Sunday Night... Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s.
Monday... Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40%.
Monday Night... Mostly clear. Lows in the mid 70s.
Tuesday... Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 30%.
Tuesday Night... Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s.
POP = Probability of Precipitation
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