• Mon

    May 9

    65°Lo 50°

    A thunderstorm possible

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Tue

    May 10

    59°Lo 45°

    Cloudy with a few showers

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Wed

    May 11

    64°Lo 47°

    A couple of showers possible

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Thu

    May 12

    64°Lo 47°

    A shower possible

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Fri

    May 13

    68°Lo 46°

    Plenty of clouds

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 65° RealFeel® 66° Precipitation 30%

Day

N

E

S

W

  • ESE 7 mph
  • Gusts: 12 mph

Clouds and sun with a thunderstorm possible

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 60%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 50° RealFeel® 47° Precipitation 25%

Night

N

E

S

W

  • E 6 mph
  • Gusts: 9 mph

Cloudy

  • 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 - May 9

more Historical Weather Data >
  Today Normal Record 5/9/2015
High 65° 64° N/A 60°
Low 50° 45° N/A 47°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:36 AM with 14:25 of sunlight, then sets at 8:01 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:21 AM with 14:54 of moolight, then sets at 11:15 PM

Grayslake Weather Report

Chicago: Temperatures to soar late this week

May 4, 2016; 12:55 PM ET

Temperatures will soar into the 70s by late in the week in the Chicago area. more >