Weather WorldJamestown, MS 7-Day Night Weather Forecast
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Jamestown, MS Weather Forecast
Jamestown, MS Weather Forecast Date: 631 AM CDT Sat Sep 12 2026
The area/counties/county of: Marion, including the city of Columbia.or toggle through each period.
Today... Mostly sunny. Patchy fog this morning. A slight chance of showers and thunderstorms this afternoon. Highs in the lower 90s. Light and variable winds, becoming southwest around 5 mph this afternoon. Chance of rain 20%.
Tonight... Partly cloudy in the evening, then clearing. Patchy fog after midnight. Lows in the lower 70s. South winds around 5 mph in the evening, becoming light and variable.
Sunday... Mostly sunny. Patchy fog in the morning. A chance of showers and thunderstorms in the afternoon. Humid with highs in the mid 90s. Light and variable winds. Chance of rain 30%. Heat index values up to 107.
Sunday Night... Mostly clear. Lows in the lower 70s. Light and variable winds.
Monday... Sunny. Highs in the upper 90s. Light and variable winds. Heat index values up to 107.
Monday Night... Mostly clear. Lows in the lower 70s. Highs in the mid 90s. Heat index values up to 105.
Tuesday... Mostly clear. Lows in the lower 70s. Highs in the mid 90s. Heat index values up to 105.
Wednesday... Mostly clear. Lows in the lower 70s. Highs in the mid 90s. Heat index values up to 105.
Thursday... Mostly clear. Lows in the lower 70s. Highs in the mid 90s. Heat index values up to 105.
POP = Probability of Precipitation
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