LEWISVILLE, TX 75077 Weather Forecast & Current Conditions

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DALLAS-FT. WORTH, TX
Current Weather

3:53 AM CDT AUG 25, 2026
Scattered Clouds
86°F
Feels Like: 85°F
Dewpoint: 59°F
Rel. Hum.: 40%
Visibility: 10 miles
Wind: S at 9 mph
Pressure: 29.90 inches
Last 72 hours

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LEWISVILLE, TX 75077
Weather Forecast

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Snow Depth pages
TODAY
Mostly sunny. Hot with highs around 105. South winds 5 to 10 mph.
TONIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 80s. South winds 5 to 10 mph.
WEDNESDAY
Mostly sunny. A 20 percent chance of showers and thunderstorms in the afternoon. Hot with highs around 102. West winds 5 to 10 mph. Heat index values up to 109 in the afternoon.
WEDNESDAY NIGHT
Partly cloudy. Lows in the upper 70s. North winds around 5 mph.
THURSDAY
Sunny, hot with highs in the upper 90s. Northeast winds 5 to 10 mph. Heat index values up to 107.
THURSDAY NIGHT
Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s.
FRIDAY
Sunny, hot with highs in the upper 90s. Heat index values up to 105.
FRIDAY NIGHT
Mostly clear. Lows in the upper 70s.
SATURDAY
Sunny, hot with highs in the upper 90s. Heat index values up to 105.
SATURDAY NIGHT
Clear. Lows in the upper 70s.
SUNDAY
Sunny, hot with highs around 100. Heat index values up to 110 in the afternoon.
SUNDAY NIGHT
Clear. Lows in the upper 70s.
MONDAY
Sunny, hot with highs around 100. Heat index values up to 110 in the afternoon.

Visible Weather Satellite
LEWISVILLE, TX 75077
Infrared Weather Satellite
LEWISVILLE, TX 75077
NEXRAD Weather Radar
LEWISVILLE, TX 75077

DALLAS-FT. WORTH, TX 3 hourly weather forecast

weather forecast created  8:00 PM EDT  8/24/2026
Tuesday
25 AUG 2026
LEWISVILLE, TX 75077 weather forecast Day 1, 0 hours 1 AM 91° 90° Clear 7%

0% Thunder
( 9% severe)
S   16 33% 58°
Low 82° LEWISVILLE, TX 75077 weather forecast Day 1, 3 hours 4 AM 86° 86° Partly Cloudy SSW   15 43% 61°
High 105° LEWISVILLE, TX 75077 weather forecast Day 1, 6 hours 7 AM 83° 84° Mostly Cloudy 9%

0% Thunder
( 4% severe)
S   12 53% 64°

Partly Cloudy



LEWISVILLE, TX 75077 weather forecast Day 1, 9 hours 10 AM 89° 91° Partly Cloudy SW   12 45% 65°
LEWISVILLE, TX 75077 weather forecast Day 1, 12 hours 1 PM 100° 102° Partly Cloudy 2%

0% Thunder
( 8% severe)
SSW   12 29% 62°
LEWISVILLE, TX 75077 weather forecast Day 1, 15 hours 4 PM 105° 105° Partly Cloudy SSW   12 21% 57°
LEWISVILLE, TX 75077 weather forecast Day 1, 18 hours 7 PM 102° 102° Partly Cloudy 2%

0% Thunder
( 6% severe)
S   14 23% 57°
LEWISVILLE, TX 75077 weather forecast Day 1, 21 hours 10 PM 93° 92° Clear S   13 32% 59°
Wednesday
26 AUG 2026
LEWISVILLE, TX 75077 weather forecast Day 2, 0 hours 1 AM 89° 89° Partly Cloudy 3%

0% Thunder
( 6% severe)
SSW   13 39% 61°
Low 82° LEWISVILLE, TX 75077 weather forecast Day 2, 3 hours 4 AM 86° 87° Mostly Cloudy SW   10 45% 62°
High 102° LEWISVILLE, TX 75077 weather forecast Day 2, 6 hours 7 AM 82° 83° Partly Cloudy 4%

0% Thunder
( 9% severe)
SW   12 53% 63°

Partly Cloudy



LEWISVILLE, TX 75077 weather forecast Day 2, 9 hours 10 AM 90° 92° Partly Cloudy WSW   12 44% 65°
LEWISVILLE, TX 75077 weather forecast Day 2, 12 hours 1 PM 99° 102° Partly Cloudy 8%

0% Thunder
( 26% severe)
WNW   10 33% 65°
LEWISVILLE, TX 75077 weather forecast Day 2, 15 hours 4 PM 101° 103° Partly Cloudy WNW   8 29% 63°
LEWISVILLE, TX 75077 weather forecast Day 2, 18 hours 7 PM 98° 101° Partly Cloudy 8%

0% Thunder
( 14% severe)
N   9 33% 64°
LEWISVILLE, TX 75077 weather forecast Day 2, 21 hours 10 PM 90° 93° Partly Cloudy N   7 47% 67°

DALLAS-FT. WORTH, TX extended weather forecast

Thursday
27 AUG 2026
Friday
28 AUG 2026
Saturday
29 AUG 2026
Sunday
30 AUG 2026
Monday
31 AUG 2026
Low 76° Low 77° Low 76° Low 78° Low 77°
High 101° High 101° High 99° High 101° High 98°
LEWISVILLE, TX 75077 weather forecast Day 3 LEWISVILLE, TX 75077 weather forecast Day 4 LEWISVILLE, TX 75077 weather forecast Day 5 LEWISVILLE, TX 75077 weather forecast Day 6 LEWISVILLE, TX 75077 weather forecast Day 7
Partly Cloudy
33% Rain
Clear
5% Rain
Clear
2% Rain
Clear
7% Rain
Clear
9% Rain
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