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    • Tonight

      Dec 10

      18° Lo F
      2-4 inches of snow
      • Stargazing
      • Weather
      • Cloud Cover: 99%
      • Precip: 90%
      • Hours of Precip: 7
    • Sun

      Dec 11

      32° /16°
      Periods of snow, 3-6"
      • Poor
      • for stargazing
      • Cloud Cover: 96%
      • Precip: 63%
      • Hours of Precip: 4
      More
    • Mon

      Dec 12

      24° /5°
      Mostly cloudy
      • Poor
      • for stargazing
      • Cloud Cover: 83%
      • Precip: 58%
      • Hours of Precip: 3.5
      More
    • Tue

      Dec 13

      11° /0°
      Mostly cloudy and very cold
      • Poor
      • for stargazing
      • Cloud Cover: 75%
      • Precip: 6%
      • Hours of Precip: 0
      More
    • Wed

      Dec 14

      13° /-7°
      Clearing; windy, frigid
      • Fair
      • for stargazing
      • Cloud Cover: 29%
      • Precip: 3%
      • Hours of Precip: 0
      More

    Day

    21°Hi RealFeel® 15° Precipitation 65%
    Cloudy and very cold; a little snow at times this afternoon, accumulating a coating to an inch
    • SW 7 mph
    • Gusts: 14 mph
    • Max UV Index: 1 (Low)
    • Thunderstorms: 0%
    • Precipitation: 0.15 in
    • Rain: 0 in
    • Snow: 0.3 in
    • Ice: 0 in
    • Hours of Precipitation: 2.5 hrs
    • Hours of Rain: 0 hrs

    Night

    18°Lo RealFeel® 11° Precipitation 90%
    2-4 inches of snow
    • SSE 8 mph
    • Gusts: 13 mph
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • Precipitation: 0.31 in
    • Rain: 0 in
    • Snow: 3.2 in
    • Ice: 0 in
    • Hours of Precipitation: 4.5 hrs
    • Hours of Rain: 0 hrs

    Temperature History

    more Historical Weather Data >
      Today Normal Record 12/10/2015
    High 21° 36° N/A 57°
    Low 18° 22° N/A 40°

    Sunrise/Sunset

    • Sunrise: 7:12 AM
    • Sunset: 4:21 PM
    • Duration: 9:09 hr

    Moonrise/Moonset

    • Moonrise: 2:16 PM
    • Moonset: 4:01 AM
    • Duration: 13:45 hr
    Astronomy

    Solunar Information for Crystal Lake, IL

    Wed, Dec 14
    Full
    Wed, Dec 21
    Last
    Thu, Dec 29
    New
    Thu, Jan 5
    First

    Sat. Stargazing