• Today

    May 3

    83°Lo 60°

    Some sun with a stray shower

    Unlikely for hair frizz
    • Wind
      Gust
      25 mph
    • Precip
      42%
    • Hours of Precip
      3
  • Mon

    May 4

    75°Lo 55°

    Showers and a heavier t-storm

    Advisory for hair frizz
    • Wind
      Gust
      14 mph
    • Precip
      67%
    • Hours of Precip
      10
    more
  • Tue

    May 5

    74°Lo 56°

    A couple of thunderstorms

    Watch for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      60%
    • Hours of Precip
      2.5
    more
  • Wed

    May 6

    82°Lo 62°

    Partly sunny

    Watch for hair frizz
    • Wind
      Gust
      16 mph
    • Precip
      25%
    • Hours of Precip
      0
    more
  • Thu

    May 7

    84°Lo 63°

    A couple of thunderstorms

    Unlikely for hair frizz
    • Wind
      Gust
      24 mph
    • Precip
      60%
    • Hours of Precip
      5
    more
Next Previous
Next 8 hours >
  Sun
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Partly Cloudy
Temp (°F) 60° 59° 58° 56° 56° 58° 60° 63°
RealFeel® 59° 58° 57° 55° 54° 56° 57° 60°
Humidity 63% 66% 67% 76% 75% 68% 64% 57%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
7%
 
9%
 
11%
 
11%
 
11%
 
11%
 
11%
 
7%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 5 S 5 SW 5 S 5 S 6 S 6 SSE 8 SSE 10 SSE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 89% 85% 87% 91% 94% 96% 82% 70%
Dew Point 47° 47° 47° 48° 48° 47° 48° 47°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - May 3

more Historical Weather Data >
  Today Normal Record 5/3/2014
High 83° 69° 93° (1895) 71°
Low 60° 46° 30° (2005) 49°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:50 AM with 14:05 of sunlight, then sets at 7:55 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:37 PM with 10:42 of moolight, then sets at 6:19 AM

Ottawa Weather Report

Chicago: Weekend Warmth to Last Into Early Week

May 3, 2015; 1:27 AM ET

The month of May has opened the door for warm air to flow into the Chicago area following a cool end to April. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Sun. Hair Frizz

Sun. Wind Maps

Sun. UV Index