• Early AM

    May 27

    Lo 68°

    A shower or thunderstorm

    Stargazing Weather
    • Cloud
      Cover
      87%
    • Precip
      57%
    • Hours of Precip
      2
    more
  • Today

    May 27

    81°Lo 67°

    A couple of thunderstorms

    Poor for stargazing
    • Cloud
      Cover
      92%
    • Precip
      40%
    • Hours of Precip
      5.5
  • Sat

    May 28

    80°Lo 66°

    A p.m. t-storm in spots

    Poor for stargazing
    • Cloud
      Cover
      83%
    • Precip
      55%
    • Hours of Precip
      2.5
    more
  • Sun

    May 29

    81°Lo 61°

    A thunderstorm in the area

    Excellent for stargazing
    • Cloud
      Cover
      5%
    • Precip
      9%
    • Hours of Precip
      1
    more
  • Mon

    May 30

    83°Lo 59°

    A thunderstorm in spots

    Fair for stargazing
    • Cloud
      Cover
      50%
    • Precip
      25%
    • Hours of Precip
      0.5
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
2am
3am 4am 5am 6am 7am 8am 9am
  2am 3am 4am 5am 6am 7am 8am 9am
Forecast
Mostly Cloudy
Cloudy
Cloudy
Cloudy
T-storms
Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 69° 69° 69° 68° 68° 70° 71° 72°
RealFeel® 68° 67° 67° 66° 64° 69° 72° 74°
Humidity 83% 83% 84% 85% 87% 85% 80% 74%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Rain
 
15%
 
15%
 
19%
 
47%
 
51%
 
47%
 
34%
 
34%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Wind (mph) 7 S 7 S 7 S 7 S 7 S 6 SSE 7 S 8 S
UV Index 0 0 0 0 0 0 1 2
Cloud Cover 83% 94% 94% 94% 94% 94% 70% 70%
Dew Point 64° 64° 64° 63° 65° 65° 65° 64°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - May 27

more Historical Weather Data >
  Today Normal Record
High 81° N/A N/A N/A
Low 67° N/A N/A N/A

Solunar Information for Ottawa, IL

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:27 AM with 14:52 of sunlight, then sets at 8:19 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:08 AM with 10:34 of moolight, then sets at 10:42 AM

Sun, May 29
Last
Sun, Jun 5
New
Sun, Jun 12
First
Mon, Jun 20
Full

Ottawa Weather Report

Chicago: Heat, humidity to unfold for Memorial Day

May 27, 2016; 1:12 AM ET

The unofficial start of summer will feel like the upcoming season on Monday 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.

Fri. Stargazing