• Tonight

    Jul 3

    Lo 59°

    Clear

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Sat

    Jul 4

    82°Lo 63°

    Mostly sunny and delightful

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
  • Sun

    Jul 5

    85°Lo 66°

    Mostly sunny and pleasant

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Mon

    Jul 6

    86°Lo 62°

    A heavy afternoon t-storm

    Low ragweed pollen levels
    • Precip
      58%
    • Wind
      Speed
      13 mph
    • Cloud
      Cover
      64%
    more
  • Tue

    Jul 7

    77°Lo 55°

    Mostly cloudy

    Ragweed Pollen Weather
    • Precip
      14%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      76%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Sunny
Sunny
Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 71° 75° 78° 79° 80° 81° 82° 82°
RealFeel® 76° 83° 87° 89° 89° 90° 90° 87°
Humidity 70% 62% 58% 52% 48% 47% 47% 47%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 4 W 4 W 5 W 5 W 5 WSW 5 WSW 5 WSW 6 WSW
UV Index 3 5 6 7 8 7 6 5
Cloud Cover 0% 0% 7% 16% 25% 29% 29% 25%
Dew Point 60° 61° 62° 60° 59° 59° 60° 60°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Jul 4

more Historical Weather Data >
  Today Normal Record 7/4/2014
High 82° 84° 102° (1901) 80°
Low 63° 64° 45° (1922) 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:27 AM with 15:05 of sunlight, then sets at 8:32 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:21 PM with 11:14 of moolight, then sets at 9:35 AM

Ottawa Weather Report

Chicago: Sunny, Comfortable Conditions for July Fourth Weekend

July 3, 2015; 3:34 PM ET

The holiday weekend will feature mostly sunny skies and seasonable weather for residents living in the Chicago area. more >

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps