• Tonight

    Dec 20

    Lo 29°

    Mostly cloudy

    Stargazing Weather
    • Cloud
      Cover
      91%
    • Precip
      1%
    • Hours of Precip
      0
  • Sun

    Dec 21

    42°Lo 31°

    Mostly cloudy with a flurry

    Poor for stargazing
    • Cloud
      Cover
      94%
    • Precip
      22%
    • Hours of Precip
      1
    more
  • Mon

    Dec 22

    45°Lo 40°

    Cloudy with spotty showers

    Poor for stargazing
    • Cloud
      Cover
      96%
    • Precip
      65%
    • Hours of Precip
      6.5
    more
  • Tue

    Dec 23

    47°Lo 33°

    Cloudy

    Poor for stargazing
    • Cloud
      Cover
      93%
    • Precip
      57%
    • Hours of Precip
      1
    more
  • Wed

    Dec 24

    37°Lo 26°

    Colder with snow at times

    Poor for stargazing
    • Cloud
      Cover
      45%
    • Precip
      25%
    • Hours of Precip
      3.5
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
7pm
8pm 9pm 10pm 11pm Sun
12am
1am 2am
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 32° 32° 32° 32° 32° 32° 32° 31°
RealFeel® 30° 30° 30° 30° 29° 29° 28° 28°
Humidity 75% 77% 78% 78% 78% 78% 79% 81%
   
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Rain
 
0%
 
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%
   
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Wind (mph) 5 SSE 5 SSE 5 SSE 5 SSE 5 SSE 6 S 6 S 6 SSE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 97% 95% 93% 90% 90% 90% 90% 90%
Dew Point 25° 25° 26° 25° 26° 26° 26° 26°
Middle Grid line 35 F Middle Grid line 30 F

Temperature History - Dec 20

more Historical Weather Data >
  Today Normal Record 12/20/2013
High 36° 34° 61° (1949) 34°
Low 29° 18° -17° (1983) 27°

Solunar Information for Ottawa, IL

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:17 AM with 9:12 of sunlight, then sets at 4:29 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:32 AM with 10:09 of moolight, then sets at 3:41 PM

Mon, Dec 22
New
Sun, Dec 28
First
Mon, Jan 5
Full
Tue, Jan 13
Last

Ottawa Weather Report

Chicago: Chance for a White Christmas as Pattern Turns Unsettled

December 20, 2014; 4:16 AM ET

There's a chance for a white Christmas around Chicagoland as next week turns unsettled. 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.

Sat. Stargazing