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Montecello, LA Weather Forecast
Montecello, LA Weather Forecast Date: 801 AM CDT Fri Sep 18 2026
The area/counties/county of: Tensas, including the cities of: Newellton, St. Joseph, and Waterproof.or toggle through each period.
Rest of Today... Sunny. Highs in the mid 90s. Light and variable winds, becoming east around 5 mph this afternoon.
Tonight... Clear. Lows in the lower 70s. Southeast winds around 5 mph in the evening, becoming light and variable.
Saturday... Sunny. Highs in the upper 90s. Light and variable winds, becoming southeast around 5 mph in the afternoon.
Saturday Night... Clear. Lows in the lower 70s. Southeast winds around 5 mph, becoming southwest after midnight.
Sunday... Sunny. Highs in the upper 90s. West winds around 5 mph, becoming south in the afternoon. Heat index values up to 106.
Sunday Night... Mostly clear. Lows in the mid 70s. Highs in the upper 90s. Heat index values up to 105.
Monday... Mostly clear. Lows in the mid 70s. Highs in the upper 90s. Heat index values up to 105.
Monday Night... Partly cloudy. Lows in the mid 70s.
Tuesday... Sunny. Highs in the upper 90s. Heat index values up to 105.
Tuesday Night... Partly cloudy in the evening, then clearing. Lows in the lower 70s.
Wednesday... Mostly clear. Highs in the lower 90s. Lows around 70.
POP = Probability of Precipitation
Montecello Radar Loop
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