• Today

    Aug 28

    77°Lo 65°

    An afternoon shower or two

    Moderate ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Fri

    Aug 29

    85°Lo 68°

    A t-storm in spots; warmer

    Moderate ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Sat

    Aug 30

    82°Lo 65°

    A couple of thunderstorms

    Moderate ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Sun

    Aug 31

    83°Lo 69°

    Clouds and sun with a shower

    Moderate ragweed pollen levels
    • Precip
      55%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      48%
    more
  • Mon

    Sep 1

    81°Lo 61°

    A couple of thunderstorms

    Ragweed Pollen Weather
    • Precip
      61%
    • Wind
      Speed
      11 mph
    • Cloud
      Cover
      75%
Next Previous
Hi 81° RealFeel® 81° Precipitation 61%

Day

N

E

S

W

  • WSW 11 mph
  • Gusts: 19 mph

Variable clouds with a couple of showers and a thunderstorm

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 60%
  • Precipitation: 0.28 in
  • Rain: 0.28 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 3 hrs
  • Hours of Rain: 3 hrs
Lo 61° RealFeel® 60° Precipitation 20%

Night

N

E

S

W

  • SW 4 mph
  • Gusts: 10 mph

Mainly clear

  • 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

Temperature History - Sep 1

more Historical Weather Data >
  Today Normal Record 9/1/2013
High 81° 80° N/A 83°
Low 61° 61° N/A 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:19 AM with 13:08 of sunlight, then sets at 7:27 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:11 PM with 10:10 of moolight, then sets at 11:21 PM

Top Story

Saint Charles Weather Report

Thunderstorms Make a Return to Chicago

August 28, 2014; 7:22 AM ET

Thunderstorms and showers will persist in the Chicago area throughout the week and into the upcoming weekend. more >

Mon. Dust & Dander

Mon. Wind Maps