• Sat

    Sep 27

    77°Lo 55°

    Mostly sunny and nice

    Ragweed Pollen Weather
    • Precip
      15%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      21%
    more
  • Sun

    Sep 28

    77°Lo 53°

    Pleasant with some sun

    Ragweed Pollen Weather
    • Precip
      22%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      48%
    more
  • Mon

    Sep 29

    71°Lo 46°

    Partly sunny with a shower

    Ragweed Pollen Weather
    • Precip
      41%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      43%
    more
  • Tue

    Sep 30

    57°Lo 48°

    Partly sunny and cooler

    Ragweed Pollen Weather
    • Precip
      1%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      39%
  • Wed

    Oct 1

    64°Lo 46°

    Increasing cloudiness

    Ragweed Pollen Weather
    • Precip
      10%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      77%
    more
Next Previous
Hi 57° RealFeel® 55° Precipitation 1%

Day

N

E

S

W

  • S 8 mph
  • Gusts: 21 mph

Partly sunny and cooler

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 48° RealFeel® 42° Precipitation 1%

Night

N

E

S

W

  • SSW 9 mph
  • Gusts: 26 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • 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 30

more Historical Weather Data >
  Today Normal Record 9/30/2013
High 57° 66° N/A 73°
Low 48° 42° N/A 35°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:49 AM with 11:48 of sunlight, then sets at 6:37 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:02 PM with 9:59 of moolight, then sets at 11:01 PM

Top Story

Crystal Lake Weather Report

Drier Air Heads into Chicago Following Storms

September 22, 2014; 8:00 PM ET

Drier air will filter into the Chicago area for the rest of the week, resulting in dry skies and clear conditions to kick off the first week of fall. more >