• Tue

    Mar 1

    29°Lo 17°

    Periods of snow

    Ragweed Pollen Weather
    • Precip
      64%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      98%
  • Wed

    Mar 2

    31°Lo 29°

    A wintry mix in the morning

    Ragweed Pollen Weather
    • Precip
      83%
    • Wind
      Speed
      14 mph
    • Cloud
      Cover
      99%
    more
  • Thu

    Mar 3

    40°Lo 31°

    Cloudy and warmer

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      98%
    more
  • Fri

    Mar 4

    41°Lo 25°

    Sunshine

    Ragweed Pollen Weather
    • Precip
      20%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      1%
    more
  • Sat

    Mar 5

    39°Lo 24°

    Mostly cloudy

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      70%
    more
Next Previous
Hi 29° RealFeel® 18° Precipitation 64%

Day

N

E

S

W

  • ESE 10 mph
  • Gusts: 22 mph

Periods of snow

  • Max UV Index: 1 (Low)
  • Thunderstorms: 0%
  • Precipitation: 0.08 in
  • Rain: 0 in
  • Snow: 1.2 in
  • Ice: 0 in
  • Hours of Precipitation: 3 hrs
  • Hours of Rain: 0 hrs
Lo 17° RealFeel® -1° Precipitation 66%

Night

N

E

S

W

  • SE 13 mph
  • Gusts: 18 mph

Cold; a bit of snow, sleet, and freezing rain in the evening followed by periods of snow late

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0.12 in
  • Rain: 0 in
  • Snow: 1.3 in
  • Ice: 0.04 in
  • Hours of Precipitation: 3.5 hrs
  • Hours of Rain: 0 hrs

Temperature History - Mar 1

more Historical Weather Data >
  Today Normal Record 3/1/2015
High 29° 36° N/A 25°
Low 17° 18° N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:27 AM with 11:17 of sunlight, then sets at 5:44 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:25 AM with 10:15 of moolight, then sets at 10:40 AM

Crystal Lake Weather Report

Chicago: Temperatures to rise through weekend

February 5, 2016; 7:44 PM ET

Chicago is in store for a dry and warmer weekend before the next round of winter weather early next week. more >

Health Weather

Jan 19, 2016; 10:05 AM ET How the weather impacts people's health