• Tonight

    Jul 11

    Lo 67°

    Mostly cloudy with a t-storm

    Stargazing Weather
    • Cloud
      Cover
      85%
    • Precip
      60%
    • Hours of Precip
      2.5
  • Sat

    Jul 12

    83°Lo 70°

    T-storms, strong late; humid

    Poor for stargazing
    • Cloud
      Cover
      93%
    • Precip
      57%
    • Hours of Precip
      6
    more
  • Sun

    Jul 13

    84°Lo 65°

    Clouds and sun with a t-storm

    Fair for stargazing
    • Cloud
      Cover
      26%
    • Precip
      55%
    • Hours of Precip
      2.5
    more
  • Mon

    Jul 14

    78°Lo 56°

    Not as warm with a t-storm

    Very Good for stargazing
    • Cloud
      Cover
      20%
    • Precip
      20%
    • Hours of Precip
      1
    more
  • Tue

    Jul 15

    68°Lo 54°

    Colder with a stray shower

    Good for stargazing
    • Cloud
      Cover
      16%
    • Precip
      16%
    • Hours of Precip
      1
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
1pm
2pm 3pm 4pm 5pm 6pm 7pm 8pm
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Forecast
Partly Sunny
Partly Cloudy
Partly Cloudy
Partly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
T-storms
Temp (°F) 81° 82° 83° 82° 80° 79° 77° 75°
RealFeel® 85° 85° 85° 82° 79° 77° 74° 70°
Humidity 46% 45% 43% 45% 52% 55% 62% 66%
   
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Rain
 
2%
 
9%
 
9%
 
9%
 
9%
 
9%
 
13%
 
51%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Wind (mph) 7 SSE 7 S 7 SE 7 SE 8 SSE 7 S 6 S 6 S
UV Index 7 6 5 4 2 1 0 0
Cloud Cover 40% 63% 66% 66% 83% 86% 86% 85%
Dew Point 58° 59° 59° 59° 61° 62° 63° 63°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Jul 11

more Historical Weather Data >
  Today Normal Record 7/11/2013
High 83° 85° 108° (1936) 89°
Low 67° 65° 47° (1945) 57°

Solunar Information for Ottawa, IL

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:32 AM with 14:58 of sunlight, then sets at 8:30 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:39 PM with 10:14 of moolight, then sets at 5:53 AM

Sat, Jul 12
Full
Sat, Jul 19
Last
Sat, Jul 26
New
Mon, Aug 4
First
Top Story

Ottawa Weather Report

Stormy Weekend in Store for Chicago

July 11, 2014; 1:01 PM ET

Warm and humid air will be on the rise this weekend with an uptick in storms expected. more >

Lunar Reconnaissance Orbiter Studies Moon

Jul 6, 2014; 8:00 AM ET We now know the topographical structure of the moon better than our own planet thanks to LRO.

Fri. Stargazing