• Today

    May 21

    86°Lo 64°

    A few t-storms, some severe

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      12 - Moderate
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate

  • Wed

    May 22

    87°Lo 68°

    Mostly sunny

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      12 - Moderate
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more

  • Thu

    May 23

    90°Lo 71°

    Partly sunny

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      12 - Moderate
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      7 - Low
    more

  • Fri

    May 24

    85°Lo 68°

    A thunderstorm possible

    Extreme indoor dust & dander levels
    • Precip
      30%
    • Wind
      Speed
      11 mph
    • Cloud
      Cover
      74%
    more

  • Sat

    May 25

    88°Lo 70°

    Partly sunny

    Extreme indoor dust & dander levels
    • Precip
      25%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      45%
    more
Next Previous
Hi 86° RealFeel® 89° Precipitation 65%

Day

N

E

S

W

  • S 10 mph
  • Gusts: 28 mph

Mostly cloudy, humid; a few p.m. t-storms, some severe; there is a significant threat for tornadoes

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 100%
  • Precipitation: 0.34 in
  • Rain: 0.34 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 3 hrs
  • Hours of Rain: 3 hrs
Lo 64° RealFeel® 63° Precipitation 60%

Night

N

E

S

W

  • N 4 mph
  • Gusts: 8 mph

A severe evening t-storm; partly cloudy; storms can bring downpours, large hail and damaging winds

  • Max UV Index: N/A
  • Thunderstorms: 95%
  • Precipitation: 0.2 in
  • Rain: 0.2 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs

Lake Dallas Pollen Levels - May 21

  • Extreme
  • Very High
  • High
  • Moderate
  • Low

  • Grass

    Pollen

    Moderate

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Moderate

  • Mold

    Pollen

    Low

Temperature History - May 21

more Historical Weather Data >
  Today Normal Record 5/21/2012
High 86° 84° N/A 89°
Low 64° 64° N/A 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:25 AM with 14:00 of sunlight, then sets at 8:25 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:49 PM with 11:31 of moolight, then sets at 4:20 AM

Top Story

Lake Dallas Weather Report

Dallas to Memphis at Greatest Risk for Tornadoes Tuesday

May 21, 2013; 2:43 PM ET

Severe storms, some capable of producing tornadoes, will threaten communities across northern and eastern Texas, southeastern Oklahoma, northwestern Louisiana and Arkansas on Tuesday. more >

Smoke Alert: The Hidden Dangers of E-Cigarettes

May 20, 2013; 5:00 AM ET E-cigarette manufacturers claim the devices can help a person quit smoking but have those claims ever been proven?

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps