LEWISVILLE, TX 75077 Weather Forecast & Current Conditions

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DALLAS-FT. WORTH, TX
Current Weather

8:53 AM CDT SEP 15, 2026
Few Clouds
84°F
Feels Like: 90°F
Dewpoint: 73°F
Rel. Hum.: 70%
Visibility: 10 miles
Wind: S at 17 mph, gusts to 24
Pressure: 30.05 inches
Last 72 hours

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LEWISVILLE, TX 75077
Weather Forecast

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Snow Depth pages
TODAY
Sunny, hot with highs around 100. South winds 5 to 10 mph. Heat index values up to 105.
TONIGHT
Clear. Lows in the upper 70s. South winds 5 to 10 mph.
WEDNESDAY
Sunny, hot with highs around 100. South winds 5 to 10 mph. Heat index values up to 105.
WEDNESDAY NIGHT
Mostly clear. Lows in the upper 70s. Southeast winds 5 to 10 mph.
THURSDAY
Sunny, hot with highs in the upper 90s. Southeast winds 5 to 10 mph.
THURSDAY NIGHT
Mostly clear. Lows in the upper 70s.
FRIDAY
Sunny, hot with highs in the upper 90s. Heat index values up to 105.
FRIDAY NIGHT
Mostly clear. Lows in the mid 70s.
SATURDAY
Sunny, hot with highs in the upper 90s.
SATURDAY NIGHT
Mostly clear. Lows in the mid 70s.
SUNDAY
Mostly sunny with a 40 percent chance of showers. Highs in the mid 90s.
SUNDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of thunderstorms in the evening. A chance of showers. Lows around 70. Chance of rain 40 percent.
MONDAY
Partly sunny. A 20 percent chance of showers in the morning. Highs in the upper 80s.

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  9/14/2026
Tuesday
15 SEP 2026
LEWISVILLE, TX 75077 weather forecast Day 1, 0 hours 1 AM 86° 90° Clear 1%

0% Thunder
( 1% severe)
S   15 57% 69°
Low 79° LEWISVILLE, TX 75077 weather forecast Day 1, 3 hours 4 AM 83° 87° Clear S   14 65% 70°
High 101° LEWISVILLE, TX 75077 weather forecast Day 1, 6 hours 7 AM 80° 83° Clear 1%

0% Thunder
( 0% severe)
S   13 72% 70°

Clear



LEWISVILLE, TX 75077 weather forecast Day 1, 9 hours 10 AM 86° 91° Clear SSW   13 61% 71°
LEWISVILLE, TX 75077 weather forecast Day 1, 12 hours 1 PM 96° 100° Clear 0%

0% Thunder
( 5% severe)
S   13 39% 67°
LEWISVILLE, TX 75077 weather forecast Day 1, 15 hours 4 PM 101° 103° Clear S   13 28% 62°
LEWISVILLE, TX 75077 weather forecast Day 1, 18 hours 7 PM 96° 97° Clear 0%

0% Thunder
( 4% severe)
SSE   14 33% 62°
LEWISVILLE, TX 75077 weather forecast Day 1, 21 hours 10 PM 91° 93° Clear SSE   14 41% 64°
Wednesday
16 SEP 2026
LEWISVILLE, TX 75077 weather forecast Day 2, 0 hours 1 AM 86° 89° Clear 2%

0% Thunder
( 2% severe)
S   13 55% 68°
Low 80° LEWISVILLE, TX 75077 weather forecast Day 2, 3 hours 4 AM 83° 87° Clear S   10 65% 70°
High 100° LEWISVILLE, TX 75077 weather forecast Day 2, 6 hours 7 AM 80° 83° Clear 0%

0% Thunder
( 2% severe)
S   8 74% 71°

Partly Cloudy



LEWISVILLE, TX 75077 weather forecast Day 2, 9 hours 10 AM 87° 93° Clear S   8 59% 71°
LEWISVILLE, TX 75077 weather forecast Day 2, 12 hours 1 PM 96° 101° Partly Cloudy 0%

0% Thunder
( 10% severe)
SSE   9 40% 68°
LEWISVILLE, TX 75077 weather forecast Day 2, 15 hours 4 PM 100° 104° Partly Cloudy SE   12 32% 65°
LEWISVILLE, TX 75077 weather forecast Day 2, 18 hours 7 PM 93° 95° Clear 1%

0% Thunder
( 7% severe)
SE   14 40% 65°
LEWISVILLE, TX 75077 weather forecast Day 2, 21 hours 10 PM 89° 91° Clear SE   12 45% 65°

DALLAS-FT. WORTH, TX extended weather forecast

Thursday
17 SEP 2026
Friday
18 SEP 2026
Saturday
19 SEP 2026
Sunday
20 SEP 2026
Monday
21 SEP 2026
Low 78° Low 77° Low 74° Low 75° Low 71°
High 98° High 97° High 97° High 95° High 88°
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
Clear
11% Rain
Clear
12% Rain
Clear
8% Rain
Partly Cloudy
18% Rain
Partly Cloudy
33% Rain
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