Friday
Mostly cloudy
High:
97°F
Mostly cloudy, with a high near 97. Heat index values as high as 101. South southwest wind around 10 mph.
Lewisville, TX Weather - Extended Forecast
Friday Night
Slight chance of thunderstorms
Overnight low:
68°F
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South wind around 10 mph becoming north after midnight.
Saturday
Slight chance of thunderstorms
High:
82°F
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. North northeast wind 5 to 10 mph.
Saturday Night
Mostly cloudy
Overnight low:
69°F
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. East northeast wind 5 to 10 mph.
Sunday
Chance of showers
High:
78°F
Sunday Night
Chance of showers
Overnight low:
67°F
Monday
Chance of showers
High:
80°F
Monday Night
Partly cloudy
Overnight low:
67°F
Tuesday
Chance of showers and thunderstorms
High:
84°F
Tuesday Night
Mostly clear
Overnight low:
68°F
Wednesday
Chance of showers and thunderstorms
High:
88°F