• Early AM

    May 30

    Lo 62°

    Clear

    Ragweed Pollen Weather
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      3 - Moderate
    more
  • Today

    May 30

    81°Lo 59°

    Partly sunny

    Moderate ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      3 - Moderate
    more
  • Tue

    May 31

    80°Lo 63°

    A t-storm in the afternoon

    Moderate ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      3 - Moderate
  • Wed

    Jun 1

    75°Lo 56°

    A couple of thunderstorms

    Moderate ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      3 - Moderate
    more
  • Thu

    Jun 2

    72°Lo 52°

    Clouds breaking for some sun

    Moderate ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      3 - Moderate
    more
Next Previous
Hi 80° RealFeel® 87° Precipitation 59%

Day

N

E

S

W

  • NE 7 mph
  • Gusts: 10 mph

Variable cloudiness with a shower or thunderstorm around in the afternoon

  • Max UV Index: 7 (High)
  • Thunderstorms: 60%
  • Precipitation: 0.15 in
  • Rain: 0.15 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 63° RealFeel® 60° Precipitation 61%

Night

N

E

S

W

  • SE 6 mph
  • Gusts: 8 mph

Partly cloudy with a couple of showers and a thunderstorm

  • Max UV Index: N/A
  • Thunderstorms: 40%
  • Precipitation: 0.25 in
  • Rain: 0.25 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2.5 hrs
  • Hours of Rain: 2.5 hrs

Lake Forest Pollen Levels - May 31

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Tree Pollen

    Moderate

  • Ragweed Pollen

    Moderate

  • Mold

    High

  • Grass Pollen

    Moderate

Temperature History - May 31

more Historical Weather Data >
  Today Normal Record 5/31/2015
High 80° 75° N/A 56°
Low 63° 53° N/A 43°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:18 AM with 15:03 of sunlight, then sets at 8:21 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:30 AM with 12:36 of moolight, then sets at 3:06 PM

Lake Forest Weather Report

Chicago: Cooler, less humid conditions to arrive by Thursday

May 30, 2016; 12:11 AM ET

After a warm start to the week, cooler and less humid conditions will arrive by the end of the week across the Chicago area. more >

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps