10-Day Weather Forecast - Lewisville, TX

Cloudy. A 20 percent chance of showers and thunderstorms in the morning. Highs in the lower 80s. Northeast winds 5 to 10 mph.

Mostly cloudy. Lows in the upper 60s. East winds around 5 mph.

Mostly sunny. Highs in the upper 80s. Southeast winds around 5 mph.

Mostly clear in the evening then becoming partly cloudy. Humid with lows in the mid 70s. South winds 5 to 10 mph.

Sunny. Highs in the mid 90s. Heat index values up to 105.

Mostly clear. Lows in the upper 70s.

Mostly sunny. Highs in the mid 90s. Heat index values up to 110 in the afternoon.

Partly cloudy in the evening then becoming mostly cloudy. A chance of thunderstorms. A chance of showers in the evening then showers likely after midnight. Lows in the lower 70s. Chance of rain 60 percent.

Mostly cloudy in the morning then becoming partly sunny. A slight chance of thunderstorms. A chance of showers in the morning then a slight chance of showers in the afternoon. Highs in the upper 80s. Chance of rain 40 percent.

Partly cloudy with a slight chance of showers and thunderstorms in the evening then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 30 percent.

Partly sunny with a 20 percent chance of showers and thunderstorms. Highs in the lower 90s.

Mostly clear. A 20 percent chance of showers and thunderstorms in the evening. Lows in the upper 70s.

Mostly sunny. Highs in the mid 90s. Heat index values up to 110 in the afternoon.

Mostly clear with a chance of rain. Chance of precipitation 40%. Low temperature around 78F. Dew point will be around 77F with an average humidity of 84%. Winds will be 10 mph from the S.

Partly cloudy with a 35% chance for rain and thunderstorms. High temperature around 89F. Dew point will be around 76F with an average humidity of 77%. Winds will be 6 mph from the SW.

Clear with a 40% chance for rain and thunderstorms. Low temperature around 78F. Dew point will be around 77F with an average humidity of 82%. Winds will be 4 mph from the S.

Mostly sunny with a chance of rain. Chance of precipitation 40%. High temperature around 90F. Dew point will be around 76F with an average humidity of 75%. Winds will be 4 mph from the SW.

Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 78F. Dew point will be around 75F with an average humidity of 77%. Winds will be 4 mph from the S.