• Today

    Apr 18

    63°Lo 46°

    Cooler with partial sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Sun

    Apr 19

    59°Lo 47°

    Rain, becoming heavy; breezy

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Mon

    Apr 20

    58°Lo 37°

    A couple of morning showers

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Tue

    Apr 21

    55°Lo 36°

    Windy with variable clouds

    Low ragweed pollen levels
    • Precip
      13%
    • Wind
      Speed
      23 mph
    • Cloud
      Cover
      74%
  • Wed

    Apr 22

    53°Lo 32°

    Variably cloudy and breezy

    Ragweed Pollen Weather
    • Precip
      13%
    • Wind
      Speed
      16 mph
    • Cloud
      Cover
      70%
    more
Next Previous
Hi 55° RealFeel® 48° Precipitation 13%

Day

N

E

S

W

  • W 23 mph
  • Gusts: 37 mph

Windy with clouds and breaks of sun

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 5%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 36° RealFeel® 25° Precipitation 16%

Night

N

E

S

W

  • W 13 mph
  • Gusts: 25 mph

Mainly clear and chilly

  • Max UV Index: N/A
  • Thunderstorms: 5%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2014
High 55° 61° 88° (1985) 74°
Low 36° 41° 27° (1986) 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:02 AM with 13:37 of sunlight, then sets at 7:39 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:18 AM with 14:45 of moolight, then sets at 11:03 PM

Prospect Heights Weather Report

Chicago: Rain to Span Second Half of Weekend

April 18, 2015; 4:11 PM ET

The second half of the weekend will see a combination of lower temperatures and significant rainfall, but Chicago will slowly pull out of the damp, cooler conditions through the new week. more >

Tue. Dust & Dander

Tue. Wind Maps