• Today

    May 3

    68°Lo 48°

    Warmer with some sun

    Poor for stargazing
    • Cloud
      Cover
      77%
    • Precip
      60%
    • Hours of Precip
      1
    more
  • Wed

    May 4

    57°Lo 41°

    Becoming windier and cooler

    Very Good for stargazing
    • Cloud
      Cover
      19%
    • Precip
      13%
    • Hours of Precip
      1
  • Thu

    May 5

    65°Lo 45°

    Partly sunny and warmer

    Very Good for stargazing
    • Cloud
      Cover
      24%
    • Precip
      3%
    • Hours of Precip
      0
    more
  • Fri

    May 6

    79°Lo 57°

    Sunny, pleasant and warmer

    Excellent for stargazing
    • Cloud
      Cover
      23%
    • Precip
      16%
    • Hours of Precip
      0
    more
  • Sat

    May 7

    74°Lo 47°

    Rain and a thunderstorm

    Poor for stargazing
    • Cloud
      Cover
      66%
    • Precip
      55%
    • Hours of Precip
      7
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
11am
12pm 1pm 2pm 3pm 4pm 5pm 6pm
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Forecast
Cloudy
Showers
Cloudy
Mostly Cloudy
Mostly Cloudy
Showers
Mostly Cloudy
Mostly Cloudy
Temp (°F) 54° 54° 55° 55° 56° 56° 57° 55°
RealFeel® 48° 47° 51° 50° 50° 48° 53° 51°
Humidity 62% 59% 57% 55% 53% 52% 50% 52%
   
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Rain
 
47%
 
51%
 
47%
 
34%
 
37%
 
40%
 
36%
 
32%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Wind (mph) 15 N 15 NNW 16 NNW 22 NNW 21 NNW 20 NNW 14 NNW 12 NNW
UV Index 2 3 3 3 3 2 1 1
Cloud Cover 100% 96% 90% 87% 89% 90% 87% 80%
Dew Point 41° 40° 40° 40° 39° 39° 38° 38°
Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - May 4

more Historical Weather Data >
  Today Normal Record 5/4/2015
High 57° 69° 93° (1952) 77°
Low 41° 46° 29° (2005) 56°

Solunar Information for Ottawa, IL

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:48 AM with 14:09 of sunlight, then sets at 7:57 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:37 AM with 12:54 of moolight, then sets at 5:31 PM

Fri, May 6
New
Fri, May 13
First
Sat, May 21
Full
Sun, May 29
Last

Ottawa Weather Report

Chicago: Temperatures to soar late this week

May 3, 2016; 9:39 AM ET

Temperatures will soar into the 70s by late in the week in the Chicago area. more >

'Frankenfish' Ready for Market

Dec 7, 2012; 7:08 AM ET A new lab-created meat is waiting for FDA approval that is at once very different and just the same as your favorite fish dinner.

Wed. Stargazing