7-Day Zone Forecast for Upper St. Martin (Text-Only)
NWS Forecast for: Upper St. Martin
Issued by: National Weather Service Lake Charles, LA
Last Update: 329 AM CDT Sat Jun 14 2025
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Today: Partly sunny. A chance of showers with a slight chance of thunderstorms this morning, then showers and thunderstorms likely this afternoon. Some thunderstorms may produce heavy rainfall. Highs around 90. South winds 5 to 10 mph. Chance of rain 70 percent.

Tonight: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Humid with lows in the mid 70s. South winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

Sunday: Mostly sunny. A chance of showers and thunderstorms in the morning, then showers and thunderstorms in the afternoon. Humid with highs in the upper 80s. South winds around 5 mph. Chance of rain 80 percent.

Sunday Night: Partly cloudy. Humid with lows in the mid 70s. South winds around 5 mph in the evening, becoming light and variable.

Monday: Showers likely with a chance of thunderstorms in the morning, then showers and thunderstorms in the afternoon. Humid with highs in the upper 80s. South winds around 5 mph. Chance of rain 90 percent.

Monday Night: Partly cloudy. Lows in the mid 70s.

Tuesday: Mostly sunny with a chance of thunderstorms. A chance of showers in the morning, then showers in the afternoon. Highs in the upper 80s. Chance of rain 80 percent.

Tuesday Night: Partly cloudy. Lows in the mid 70s.

Wednesday: Mostly sunny with a chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. Highs around 90. Chance of rain 70 percent.

Wednesday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 70s.

Juneteenth: Mostly sunny with a chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. Highs around 90. Chance of rain 70 percent.

Thursday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 70s.

Friday: Mostly sunny with a chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. Highs in the lower 90s. Chance of rain 70 percent.







Zone Forecast: Upper St. Martin

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