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    • Tonight

      Jun 21

      58° Lo F
      Heavy rain and a thunderstorm
      • Stargazing
      • Weather
      • Cloud Cover: 99%
      • Precip: 75%
      • Hours of Precip: 12
    • Fri

      Jun 22

      63° /59°
      Occasional rain and drizzle
      • Poor
      • for stargazing
      • Cloud Cover: 94%
      • Precip: 80%
      • Hours of Precip: 6.5
      More
    • Sat

      Jun 23

      72° /60°
      Mostly cloudy
      • Poor
      • for stargazing
      • Cloud Cover: 86%
      • Precip: 16%
      • Hours of Precip: 0
      More
    • Sun

      Jun 24

      78° /59°
      Periods of sun; nice
      • Good
      • for stargazing
      • Cloud Cover: 28%
      • Precip: 6%
      • Hours of Precip: 0
      More
    • Mon

      Jun 25

      79° /64°
      Partly sunny; nice
      • Poor
      • for stargazing
      • Cloud Cover: 51%
      • Precip: 55%
      • Hours of Precip: 0.5
      More

    Day

    65°Hi RealFeel® 64° Precipitation 80%
    Cloudy; cooler; watch for flash flooding
    • Winds from the
    • ENE 10 mph
    • Gusts: 21 mph
    • Max UV Index: 2 (Low)
    • Thunderstorms: 53%
    • Precipitation: 0.87 in
    • Rain: 0.87 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 6 hrs
    • Hours of Rain: 6 hrs

    Night

    58°Lo RealFeel® 53° Precipitation 75%
    Periods of rain, some heavy, and a thunderstorm; watch for flash flooding
    • Winds from the
    • ENE 9 mph
    • Gusts: 17 mph
    • Max UV Index: N/A
    • Thunderstorms: 53%
    • Precipitation: 0.8 in
    • Rain: 0.8 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 6 hrs
    • Hours of Rain: 6 hrs

    Temperature History

    more Historical Weather Data >
      Today Normal Record 6/21/2017
    High 65° 82° N/A 77°
    Low 58° 60° N/A 52°

    Sunrise/Sunset

    • Sunrise: 5:16 AM
    • Sunset: 8:31 PM
    • Duration: 15:15 hr

    Moonrise/Moonset

    • Moonrise: 2:11 PM
    • Moonset: 2:08 AM
    • Duration: 11:57 hr
    Astronomy

    Solunar Information for Mount Prospect, IL

    Thu, Jun 28
    Full
    Fri, Jul 6
    Last
    Fri, Jul 13
    New
    Thu, Jul 19
    First

    Thu. Stargazing