• Today

    Aug 20

    94°Lo 77°

    A thunderstorm in spots

    High ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      70 - High
    • Tree
      Pollen
      0 - Low
  • Thu

    Aug 21

    96°Lo 78°

    Hot and humid with some sun

    High ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      70 - High
    • Tree
      Pollen
      0 - Low
    more
  • Fri

    Aug 22

    96°Lo 78°

    Partly sunny, hot and humid

    High ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      70 - High
    • Tree
      Pollen
      0 - Low
    more
  • Sat

    Aug 23

    97°Lo 77°

    Partly sunny, hot and humid

    High ragweed pollen levels
    • Precip
      6%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      46%
    more
  • Sun

    Aug 24

    96°Lo 76°

    Mostly sunny, hot and humid

    Ragweed Pollen Weather
    • Precip
      13%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      11%
    more
Next Previous
Hi 94° RealFeel® 101° Precipitation 52%

Day

N

E

S

W

  • WSW 5 mph
  • Gusts: 10 mph

A blend of sun and clouds with a shower or thunderstorm in spots; humid

  • Max UV Index: 6 (High)
  • Thunderstorms: 60%
  • Precipitation: 0.05 in
  • Rain: 0.05 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 77° RealFeel® 76° Precipitation 25%

Night

N

E

S

W

  • SSW 5 mph
  • Gusts: 8 mph

Partly cloudy and warm

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Saint Louis Pollen Levels - August 20

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

    Pollen

    Low

  • Weed

    Pollen

    High

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    High

Temperature History - Aug 20

more Historical Weather Data >
  Today Normal Record 8/20/2013
High 94° 88° N/A 88°
Low 77° 64° N/A 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:19 AM with 13:30 of sunlight, then sets at 7:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:01 AM with 14:31 of moolight, then sets at 4:32 PM

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps