• Tonight

    May 21

    Lo 46°

    Mostly cloudy with a shower

    Dust & Dander Weather
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      7 - Low
  • Wed

    May 22

    56°Lo 47°

    Mostly cloudy, showers around

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

    May 23

    61°Lo 46°

    Cloudy with showers around

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

    May 24

    64°Lo 46°

    An afternoon shower or two

    Very High indoor dust & dander levels
    • Precip
      57%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      76%
    more
  • Sat

    May 25

    66°Lo 46°

    Periods of sun with a shower

    Very High indoor dust & dander levels
    • Precip
      40%
    • Wind
      Speed
      3 mph
    • Cloud
      Cover
      70%
    more
Next Previous
Hi 57° RealFeel® 60° Precipitation 60%

Day

N

E

S

W

  • S 6 mph
  • Gusts: 10 mph

Mostly cloudy and cooler; a couple of showers this afternoon

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 21%
  • Precipitation: 0.15 in
  • Rain: 0.15 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2.5 hrs
  • Hours of Rain: 2.5 hrs
Lo 46° RealFeel® 43° Precipitation 55%

Night

N

E

S

W

  • SSE 7 mph
  • Gusts: 14 mph

Mostly cloudy with a shower in spots

  • Max UV Index: N/A
  • Thunderstorms: 21%
  • Precipitation: 0.04 in
  • Rain: 0.04 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs

Seattle Pollen Levels - May 21

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - May 21

more Historical Weather Data >
  Today Normal Record 5/21/2012
High 57° 66° 93° (1963) 62°
Low 46° 48° 39° (1960) 50°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:25 AM with 15:22 of sunlight, then sets at 8:47 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:53 PM with 10:50 of moolight, then sets at 3:43 AM

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