• Today

    Sep 21

    67°Lo 44°

    Not as warm with some sun

    Very Good for driving
    • Precip
      7%
    • Hours of Precip
      0.5
    • Rain
      0.01 in
  • Mon

    Sep 22

    69°Lo 47°

    Mostly sunny

    Excellent for driving
    • Precip
      1%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Tue

    Sep 23

    74°Lo 49°

    Mostly sunny and pleasant

    Excellent for driving
    • Precip
      4%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Wed

    Sep 24

    75°Lo 50°

    Sunny and pleasant

    Excellent for driving
    • Precip
      11%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Thu

    Sep 25

    79°Lo 51°

    Mostly sunny and pleasant

    Excellent for driving
    • Precip
      12%
    • Hours of Precip
      0
    • Rain
      0 in
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
4pm
5pm 6pm 7pm 8pm 9pm 10pm 11pm
  4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Forecast
Partly Sunny
Partly Sunny
Partly Sunny
Partly Cloudy
Showers
Mostly Clear
Mostly Clear
Clear
Temp (°F) 65° 64° 63° 60° 58° 56° 54° 52°
RealFeel® 62° 60° 58° 56° 54° 53° 51° 49°
Humidity 67% 68% 72% 76% 80% 85% 87% 90%
   
  4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Rain
 
0%
 
0%
 
0%
 
1%
 
40%
 
37%
 
27%
 
14%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Wind (mph) 14 NNW 11 NNW 9 NNW 7 N 6 N 5 N 5 N 5 N
UV Index 2 1 0 0 0 0 0 0
Cloud Cover 45% 45% 45% 45% 47% 26% 10% 4%
Dew Point 54° 54° 54° 53° 52° 51° 50° 49°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2013
High 67° 75° 95° (1940) 72°
Low 44° 52° 35° (1913) 44°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:42 AM with 12:13 of sunlight, then sets at 6:55 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:14 AM with 13:17 of moolight, then sets at 5:31 PM

Top Story

Ottawa Weather Report

Drier Air Heads into Chicago Following Storms

September 21, 2014; 5:00 AM ET

After storms clipped Chicagoland early Sunday, drier air will filter into the area for the rest of the week. more >

Travel Weather Forecast

Sep 21, 2014; 5:59 AM ET United States travel weather forecast

Sun. Travel Weather

48 Hour Precipitation Forecast

Sun. Driving Weather