• Partly cloudy -3°
    Ragweed Pollen Current Weather
    • Relative Humidity
      75%
    • Yesterday
      Temp
      -4°
    • RealFeel
  • Early AM

    Feb 28

    Lo -4°

    Frigid

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    Day Details >
  • Today

    Feb 28

    Hi 18°

    Bitterly cold

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    Day Details >
  • Tomorrow

    Mar 1

    Hi 26°

    Cloudy, a bit of snow; cold

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    Day Details >
Next

Icy conditions late Monday night into Tuesday morning; watch for a rapid freezeup

2/28 3/1 Now: 1:33am
AM 1-5
  • 1am Mostly clear -3° 0%
  • 2am Mostly clear -3° 0%
  • 3am Mostly clear -4° 0%
  • 4am Mostly clear -2° 0%
  • 5am Clear -1° 0%
PM 12-5
  • 12pm Sunny 17° 0%
  • 1pm Sunny 18° 0%
  • 2pm Mostly sunny 18° 0%
  • 3pm Partly sunny 17° 0%
  • 4pm Partly sunny 16° 0%
  • 5pm Intermittent clouds 16° 0%
PM 6-11
  • 6pm Cloudy 16° 0%
  • 7pm Snow 15° 41%
  • 8pm Cloudy 15° 37%
  • 9pm Cloudy 16° 34%
  • 10pm Cloudy 15° 34%
  • 11pm Cloudy 15° 37%
Hourly Forecast >

Crystal Lake Pollen Levels - February 28

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Feb 27, 2015; 7:14 PM ET
Snow will spread across the Midwest and into the Northeast Sunday. Bernie Rayno explains.
Snow to Produce Major Travel Delays Midwest,Northeast

Crystal Lake Weather Report

Chicago: Snow Looms for Late Weekend as Cold Air Lingers

February 27, 2015; 4:24 PM 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 >

Allergies Live Feed

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Making a Forecast: The Sixth Sense

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

Sat. Pollen

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