10-Day Weather Forecast - Galveston, TX

Mostly sunny with a slight chance of showers and thunderstorms. Humid with highs around 90. Southwest winds 5 to 10 mph becoming south 10 to 15 mph in the afternoon. Chance of rain 20 percent. Heat index values up to 105.

Mostly clear. Humid with lows in the lower 80s. South winds 15 to 20 mph.

Mostly sunny. Humid with highs around 90. South winds 10 to 15 mph. Heat index values up to 105.

Partly cloudy in the evening then becoming mostly cloudy. Humid with lows in the lower 80s. South winds 10 to 15 mph.

Partly sunny with a chance of showers and thunderstorms. Highs around 90. Chance of rain 40 percent. Heat index values up to 105.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 80s.

Mostly sunny. A chance of showers and thunderstorms in the morning. Highs around 90. Chance of rain 40 percent. Heat index values up to 105.

Partly cloudy. Near steady temperature in the mid 80s.

Mostly sunny. A chance of showers and thunderstorms in the morning. Near steady temperature in the upper 80s. Chance of rain 50 percent. Heat index values up to 105.

Partly cloudy. Near steady temperature in the mid 80s.

Mostly sunny with a chance of showers and thunderstorms. Highs around 90. Chance of rain 40 percent. Heat index values up to 105.

Partly cloudy. A chance of showers and thunderstorms after midnight. Lows in the lower 80s. Chance of rain 30 percent.

Mostly sunny with a chance of showers and thunderstorms. Highs around 90. Chance of rain 40 percent. Heat index values up to 105.

Partly cloudy with a 40% chance for rain and thunderstorms. Low temperature around 83F. Dew point will be around 74F with an average humidity of 71%. Winds will be 8 mph from the SW.

Partly cloudy with a 50% chance for rain and thunderstorms. High temperature around 88F. Dew point will be around 74F with an average humidity of 67%. Winds will be 5 mph from the S.

Mostly clear with a 40% chance for rain and thunderstorms. Low temperature around 83F. Dew point will be around 75F with an average humidity of 72%. Winds will be 10 mph from the S.

Mostly sunny with a 50% chance for rain and thunderstorms. High temperature around 88F. Dew point will be around 75F with an average humidity of 69%. Winds will be 7 mph from the S.

Mostly clear with a 40% chance for rain and thunderstorms. Low temperature around 83F. Dew point will be around 75F with an average humidity of 74%. Winds will be 11 mph from the S.