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    • Early AM

      Sep 26

      53° Lo
      A shower possible
      • Home Energy Efficiency
      • Weather
      • Avg RealFeel: 66°
      • Hi RealFeel: 85°
      • Wind Speed: 12 mph
      More
    • Today

      Sep 26

      66° /46°F
      Breezy with clouds, then sun
      • Poor
      • for home energy
      • Avg RealFeel: 53°
      • Hi RealFeel: 65°
      • Wind Speed: 9 mph
    • Tue

      Sep 27

      63° /47°
      Mostly sunny and breezy
      • Poor
      • for home energy
      • Avg RealFeel: 53°
      • Hi RealFeel: 62°
      • Wind Speed: 7 mph
      More
    • Wed

      Sep 28

      61° /52°
      A morning shower in spots
      • Poor
      • for home energy
      • Avg RealFeel: 53°
      • Hi RealFeel: 59°
      • Wind Speed: 10 mph
      More
    • Thu

      Sep 29

      66° /51°
      Mostly sunny and breezy
      • Poor
      • for home energy
      • Avg RealFeel: 56°
      • Hi RealFeel: 65°
      • Wind Speed: 8 mph
      More
    Monday
    7pm
    8pm
    9pm
    10pm
    11pm
    12am
    1am
    2am
    Forecast Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear
    Temp (°F) 59° 57° 55° 54° 53° 52° 51° 50°
    RealFeel® 55° 52° 51° 50° 48° 47° 47° 45°
    Wind (mph) 12 WSW 10 WSW 9 WSW 9 WSW 9 WSW 9 WSW 9 WSW 9 WSW
    precip
    7pm
    8pm
    9pm
    10pm
    11pm
    12am
    1am
    2am
    Rain
    1%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    Snow
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    Ice
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    SKY
    7pm
    8pm
    9pm
    10pm
    11pm
    12am
    1am
    2am
    UV Index 0 0 0 0 0 0 0 0
    Cloud Cover 11% 11% 11% 11% 11% 11% 11% 11%
    Humidity 51% 56% 63% 66% 68% 72% 74% 74%
    Dew Point 41° 41° 43° 43° 42° 43° 43° 42°
    Temp °F
    7pm
    8pm
    9pm
    10pm
    11pm
    12am
    1am
    2am
    60° 55° 50°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/26/2015
    High 66° 71° N/A 74°
    Low 46° 50° N/A 56°

    Sunrise/Sunset

    • Sunrise: 6:46 AM
    • Sunset: 6:42 PM
    • Duration: 11:56 hr

    Moonrise/Moonset

    • Moonrise: 2:20 AM
    • Moonset: 4:34 PM
    • Duration: 14:14 hr
    Astronomy

    Crystal Lake Weather Report

    Chilly winds to howl across Great Lakes early this week

    September 26, 2016; 3:03 AM ET

    Gusty winds will accompany a push of chilly air across the Great Lakes from Sunday night through Tuesday. More >

    Mon. Home Energy Efficiency

    Mon. Degree Days

    Mon. UV Index