, °F

Personalized Forecasts

Featured Forecast

My Favorite Forecasts

    My Recent Locations

    • Tue

      Jul 25

      78° /57°
      Sunny and pleasant
      • Excellent
      • for stargazing
      • Cloud Cover: 12%
      • Precip: 10%
      • Hours of Precip: 0
      More
    • Wed

      Jul 26

      82° /64°
      Partly sunny and pleasant
      • Poor
      • for stargazing
      • Cloud Cover: 83%
      • Precip: 25%
      • Hours of Precip: 0
      More
    • Thu

      Jul 27

      84° /64°F
      Chance of a strong t-storm
      • Excellent
      • for stargazing
      • Cloud Cover: 11%
      • Precip: 1%
      • Hours of Precip: 0
    • Fri

      Jul 28

      83° /65°
      Plenty of sunshine
      • Excellent
      • for stargazing
      • Cloud Cover: 0%
      • Precip: 0%
      • Hours of Precip: 0
      More
    • Sat

      Jul 29

      84° /61°
      Periods of clouds and sun
      • Excellent
      • for stargazing
      • Cloud Cover: 6%
      • Precip: 0%
      • Hours of Precip: 0
      More

    Day

    84°Hi RealFeel® 87° Precipitation 30%
    Sunshine and increasing clouds with a strong thunderstorm possible; humid
    • Winds from the
    • WNW 8 mph
    • Gusts: 23 mph
    • Max UV Index: 4 (Moderate)
    • Thunderstorms: 91%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    64°Lo RealFeel® 62° Precipitation 1%
    Clear to partly cloudy
    • Winds from the
    • NW 7 mph
    • Gusts: 16 mph
    • Max UV Index: N/A
    • Thunderstorms: 24%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Temperature History

    more Historical Weather Data >
      Today Normal Record 7/27/2016
    High 84° 81° N/A 88°
    Low 64° 64° N/A 66°

    Sunrise/Sunset

    • Sunrise: 5:39 AM
    • Sunset: 8:17 PM
    • Duration: 14:38 hr

    Moonrise/Moonset

    • Moonrise: 10:25 AM
    • Moonset: 11:00 PM
    • Duration: 12:35 hr
    Astronomy

    Solunar Information for Grayslake, IL

    Sun, Jul 23
    New
    Sun, Jul 30
    First
    Mon, Aug 7
    Full
    Tue, Aug 15
    Last