10-Day Weather Forecast - Captiva, FL

Mostly sunny. Numerous showers and scattered thunderstorms in the afternoon. Humid with highs in the lower 90s. East winds 5 to 10 mph, becoming south in the afternoon. Chance of rain 70 percent. Heat index values up to 107.

Mostly cloudy with numerous showers and scattered thunderstorms in the evening, then partly cloudy after midnight. Humid with lows in the upper 70s. East winds 5 to 10 mph. Chance of rain 70 percent.

Mostly sunny. Numerous showers and scattered thunderstorms in the afternoon. Humid with highs in the lower 90s. East winds 5 to 10 mph, becoming south in the afternoon. Chance of rain 70 percent. Heat index values up to 107.

Mostly cloudy with scattered showers and thunderstorms. Humid with lows in the upper 70s. Southeast winds around 5 mph. Chance of rain 50 percent.

Mostly sunny with scattered thunderstorms. Scattered showers in the morning, then widespread showers in the afternoon. Highs in the lower 90s. Chance of rain 90 percent.

Mostly cloudy in the evening, then becoming partly cloudy. Scattered thunderstorms. Widespread showers, mainly in the evening. Lows in the upper 70s. Chance of rain 90 percent.

Mostly sunny. Scattered showers and thunderstorms in the morning, then showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 90 percent. Heat index values up to 105.

Mostly cloudy. Showers and thunderstorms, mainly in the evening. Lows in the upper 70s. Chance of rain 90 percent.

Mostly sunny. Scattered showers and thunderstorms in the morning, then showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 80 percent. Heat index values up to 105.

Mostly cloudy with showers and thunderstorms in the evening, then partly cloudy with scattered showers and thunderstorms after midnight. Lows in the upper 70s. Chance of rain 80 percent.

Partly cloudy. Showers and thunderstorms. Highs around 90. Chance of rain 80 percent.

Partly cloudy. Showers and thunderstorms. Lows in the upper 70s. Chance of rain 80 percent.

Sunny. Numerous showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 60 percent. Heat index values up to 105.

Mostly clear with a 70% chance for rain and thunderstorms. Low temperature around 79F. Dew point will be around 76F with an average humidity of 84%. Winds will be 10 mph from the E.

Sunny with a 60% chance for rain and thunderstorms. High temperature around 88F. Dew point will be around 77F with an average humidity of 81%. Winds will be 8 mph from the E.

Clear with a 75% chance for rain and thunderstorms. Low temperature around 79F. Dew point will be around 76F with an average humidity of 84%. Winds will be 11 mph from the E.

Sunny with a 65% chance for rain and thunderstorms. High temperature around 88F. Dew point will be around 77F with an average humidity of 81%. Winds will be 6 mph from the E.

Mostly clear with a 85% chance for rain and thunderstorms. Low temperature around 79F. Dew point will be around 76F with an average humidity of 84%. Winds will be 10 mph from the E.