• Today

    Feb 27

    14°Lo -5°

    Sunshine and bitterly cold

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Sat

    Feb 28

    19°Lo 12°

    Mostly sunny and frigid

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

    Mar 1

    29°Lo 10°

    Cold with periods of snow

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

    Mar 2

    28°Lo 22°

    Turning cloudy and cold

    Low ragweed pollen levels
    • Precip
      12%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      48%
    more
  • Tue

    Mar 3

    37°Lo 18°

    Chilly with a wintry mix

    Ragweed Pollen Weather
    • Precip
      72%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      99%
    more
Next Previous
Sunny 5° RealFeel® 0°

N

E

S

W

  • Humidity: 54%
  • Pressure: 30.64 in ↑
  • UV Index: 2
  • Cloud Cover: 0%
  • Ceiling: 39000 ft
  • Dew Point: -8° F
  • Visibility: 10 mi
8 mph

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:31 AM with 11:09 of sunlight, then sets at 5:40 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:26 PM with 14:46 of moolight, then sets at 3:12 AM

Temperature Summary - 10:01 AM

  Temp (°F)
Now
Yesterday
RealFeel®
RealFeel® Shade -6°
Wind Chill -8°
Dew Point -8°
  Hi / Lo
Previous 6 Hours
  -4°
Previous 12 Hours
  -7°
Previous 24 Hours 17°
  -7°

Temperature History - Feb 27

more Historical Weather Data >
  Today Normal Record 2/27/2014
High 14° 38° N/A 15°
Low -5° 22° N/A -9°

Precipitation Summary - 10:01 AM

  Amount (in)
Previous 1 Hour 0
Previous 3 Hours 0
Previous 6 Hours 0
Previous 9 Hours 0
Previous 12 Hours 0
Previous 18 Hours 0
Previous 24 Hours 0

Round Lake Weather Report

Chicago: Snow Looms for Late Weekend as Cold Air Lingers

February 27, 2015; 6:24 AM ET

The Chicago area will continue to endure a cold air into late in the weekend as the next round of snow could hit the region on Sunday. more >

Making a Forecast: The Sixth Sense

Feb 16, 2015; 5:00 AM ET What steps go into making a forecast?

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps