• Early AM

    Sep 21

    Lo 57°

    A shower or thunderstorm

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Today

    Sep 21

    64°Lo 41°

    Cooler; a shower this morning

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Mon

    Sep 22

    66°Lo 46°

    Mostly sunny

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Tue

    Sep 23

    72°Lo 50°

    Mostly sunny and pleasant

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Wed

    Sep 24

    73°Lo 48°

    Sunny and pleasant

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Cooler 63° Lo 56° RealFeel® 60° / 49°

N

E

S

W

  • Precipitation: 55%
  • Rain: 0.02 in
  • Snow: 0 in
  • Humidity: 77%
  • Cloud Cover: 86%
  • Dew Point: 53° F
  • Visibility: 9 mi
13 mph

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2013
High 64° 70° N/A 60°
Low 41° 46° N/A 43°

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

Mchenry Weather Report

Drier Air Heads into Chicago Following Storms

September 21, 2014; 3:14 AM ET

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

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

48 Hour Precipitation Forecast

Sun. Snow Day Potential