• Today

    Apr 17

    60°Lo 42°

    Mostly cloudy

    Poor at the beach or pool
    • UV
      5 - Moderate
    • Cloud
      Cover
      80%
    • Precip
      40%
    more
  • Fri

    Apr 18

    60°Lo 39°

    Clouds giving way to some sun

    Poor at the beach or pool
    • UV
      6 - High
    • Cloud
      Cover
      51%
    • Precip
      2%
  • Sat

    Apr 19

    72°Lo 49°

    Sunshine and patchy clouds

    Poor at the beach or pool
    • UV
      6 - High
    • Cloud
      Cover
      25%
    • Precip
      3%
    more
  • Sun

    Apr 20

    75°Lo 54°

    Mostly cloudy

    Poor at the beach or pool
    • UV
      5 - Moderate
    • Cloud
      Cover
      76%
    • Precip
      23%
    more
  • Mon

    Apr 21

    72°Lo 50°

    Mostly cloudy with a shower

    Poor at the beach or pool
    • UV
      4 - Moderate
    • Cloud
      Cover
      76%
    • Precip
      58%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
7am
8am 9am 10am 11am 12pm 1pm 2pm
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Forecast
Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Sunny
Temp (°F) 42° 44° 46° 50° 53° 54° 57° 59°
RealFeel® 40° 43° 47° 54° 60° 62° 65° 69°
Humidity 76% 72% 68% 62% 57% 53% 49% 45%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Rain
 
47%
 
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%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Wind (mph) 4 NE 4 NE 5 NE 5 NE 5 NNE 5 NNE 4 N 4 NNE
UV Index 0 1 2 3 4 5 5 6
Cloud Cover 95% 76% 76% 76% 76% 76% 76% 26%
Dew Point 35° 36° 36° 38° 39° 38° 38° 38°
Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F

Temperature History - Apr 18

more Historical Weather Data >
  Today Normal Record 4/18/2013
High 60° 64° 92° (2002) 64°
Low 39° 41° 14° (1926) 41°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:12 AM with 13:27 of sunlight, then sets at 7:39 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:26 PM with 10:01 of moolight, then sets at 9:27 AM

Top Story

Ottawa Weather Report

Chicago: Chilly Weather to Return for the Weekend

April 17, 2014; 3:33 AM ET

While the city warmed up a bit at midweek, chilly weather will return for Friday. more >

What's that Warning? Warnings at the Beach

Jul 25, 2012; 5:00 AM ET If you're headed to the beach, keep an eye out for any of these watches and warnings issued by the NWS.

Fri. Beach & Pool

Fri. UV Index

Fri. Wind Maps