• Tonight

    Aug 4

    Lo 82°

    Partly cloudy and very warm

    Migraine Headache Weather
    • Hi
      RealFeel
      102°
    • UV
      7 - Very High
    • Cloud
      Cover
      48%
  • Wed

    Aug 5

    101°Lo 82°

    Hot with plenty of sunshine

    At Risk weather for migraines
    • Hi
      RealFeel
      108°
    • UV
      7 - Very High
    • Cloud
      Cover
      7%
    more
  • Thu

    Aug 6

    103°Lo 83°

    Hot with plenty of sunshine

    At Risk weather for migraines
    • Hi
      RealFeel
      108°
    • UV
      7 - Very High
    • Cloud
      Cover
      9%
    more
  • Fri

    Aug 7

    104°Lo 82°

    Hot with plenty of sun

    At Risk weather for migraines
    • Hi
      RealFeel
      108°
    • UV
      7 - Very High
    • Cloud
      Cover
      0%
    more
  • Sat

    Aug 8

    105°Lo 82°

    Hot with plenty of sun

    Beneficial weather for migraines
    • Hi
      RealFeel
      108°
    • UV
      7 - Very High
    • Cloud
      Cover
      0%
    more
Next Previous
Hi 99° RealFeel® 102° Precipitation 6%

Day

N

E

S

W

  • SSE 8 mph
  • Gusts: 18 mph

Partly sunny and seasonably hot

  • Max UV Index: 9 (Very High)
  • Thunderstorms: 11%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 82° RealFeel® 83° Precipitation 2%

Night

N

E

S

W

  • S 8 mph
  • Gusts: 14 mph

Partly cloudy and very warm

  • Max UV Index: N/A
  • Thunderstorms: 4%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 4

more Historical Weather Data >
  Today Normal Record 8/4/2014
High 99° 97° 108° (2011) 95°
Low 82° 76° 63° (1915) 74°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:43 AM with 13:41 of sunlight, then sets at 8:24 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:27 PM with 13:02 of moolight, then sets at 12:29 PM

Lewisville Weather Report

Dallas: Sizzling Heat to Persist Into Late Week

August 4, 2015; 7:57 PM ET

Sunny skies and very warm conditions will persist through the week in the Dallas-Fort Worth Metroplex. more >

Tue. Migraine Headache

Tue. UV Index