• Early AM

    Sep 22

    Lo 41°

    Mainly clear

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Today

    Sep 22

    67°Lo 46°

    Mostly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
  • Tue

    Sep 23

    72°Lo 49°

    Mostly sunny and pleasant

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

    Sep 24

    73°Lo 51°

    Sunny and pleasant

    Low ragweed pollen levels
    • Precip
      11%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      10%
    more
  • Thu

    Sep 25

    76°Lo 51°

    Mostly sunny and pleasant

    Ragweed Pollen Weather
    • Precip
      13%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      25%
    more
Next Previous
Next 8 hours >
  Mon
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Mostly Clear
Clear
Clear
Clear
Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Temp (°F) 49° 47° 45° 45° 43° 42° 41° 41°
RealFeel® 45° 44° 43° 42° 41° 41° 39° 40°
Humidity 80% 81% 82% 83% 85% 87% 89% 87%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
7%
 
5%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 5 NNW 5 NNW 5 NNW 4 NNW 4 NNW 4 NNW 3 NNW 3 NNW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 11% 9% 8% 8% 9% 10% 11% 11%
Dew Point 43° 42° 40° 40° 39° 39° 38° 37°
Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F

Temperature History - Sep 22

more Historical Weather Data >
  Today Normal Record 9/22/2013
High 67° 70° N/A 63°
Low 46° 46° N/A 37°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:39 AM with 12:14 of sunlight, then sets at 6:53 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:11 AM with 13:19 of moolight, then sets at 5:30 PM

Top Story

Crystal Lake Weather Report

Drier Air Heads into Chicago Following Storms

September 22, 2014; 12:50 AM ET

After storms clipped Chicagoland early Sunday, drier air will filter into the area for the rest of the week. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps