• Early AM

    Apr 21

    Lo 34°

    Clearing

    Stargazing Weather
    • Cloud
      Cover
      43%
    • Precip
      4%
    • Hours of Precip
      0
    more
  • Today

    Apr 21

    49°Lo 29°

    Very windy; variable clouds

    Fair for stargazing
    • Cloud
      Cover
      46%
    • Precip
      20%
    • Hours of Precip
      0
  • Wed

    Apr 22

    49°Lo 27°

    Windy with variable clouds

    Very Good for stargazing
    • Cloud
      Cover
      12%
    • Precip
      8%
    • Hours of Precip
      0
    more
  • Thu

    Apr 23

    50°Lo 28°

    Sunny and breezy

    Poor for stargazing
    • Cloud
      Cover
      68%
    • Precip
      50%
    • Hours of Precip
      0.5
    more
  • Fri

    Apr 24

    54°Lo 31°

    Cloudy and cool

    Poor for stargazing
    • Cloud
      Cover
      92%
    • Precip
      53%
    • Hours of Precip
      1.5
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
3am
4am 5am 6am 7am 8am 9am 10am
  3am 4am 5am 6am 7am 8am 9am 10am
Forecast
Mostly Clear
Clear
Clear
Clear
Sunny
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 35° 34° 35° 36° 38° 40° 42° 44°
RealFeel® 24° 23° 23° 24° 26° 28° 31° 33°
Humidity 83% 84% 77% 72% 66% 62% 58% 55%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
1%
 
1%
 
1%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Wind (mph) 13 WSW 13 WSW 14 WSW 15 WSW 16 WSW 18 WSW 20 W 23 W
UV Index 0 0 0 0 0 1 2 3
Cloud Cover 12% 7% 3% 0% 0% 70% 70% 70%
Dew Point 30° 30° 29° 28° 28° 28° 28° 28°
Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F Middle Grid line 30 F

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2014
High 49° 59° N/A 67°
Low 29° 37° N/A 51°

Solunar Information for Crystal Lake, IL

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:05 AM with 13:35 of sunlight, then sets at 7:40 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:33 AM with 14:30 of moolight, then sets at 10:03 PM

Sat, Apr 25
First
Mon, May 4
Full
Mon, May 11
Last
Mon, May 18
New

Crystal Lake Weather Report

Chicago: Temperatures to Plummet After Extended Warm Spell

April 21, 2015; 12:17 AM ET

After a two-week stretch of above-normal temperatures, Chicago is set to fall into a chilly pattern into late this week. more >

Curiosity Tastes Mars

Dec 14, 2012; 5:00 AM ET The Mars Science Laboratory Rover 'Curiosity' continues its sampling and analyzing of the Martian surface.

Tue. Stargazing