• Early AM

    Apr 21

    Lo 56°

    Cloudy

    Dust & Dander Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Today

    Apr 21

    76°Lo 42°

    Couple of showers, t-storms

    Low indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Tue

    Apr 22

    62°Lo 38°

    Partly sunny and cooler

    Low indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Wed

    Apr 23

    62°Lo 45°

    Partly sunny

    Moderate indoor dust & dander levels
    • Precip
      25%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      36%
    more
  • Thu

    Apr 24

    69°Lo 48°

    A strong thunderstorm

    Low indoor dust & dander levels
    • Precip
      55%
    • Wind
      Speed
      13 mph
    • Cloud
      Cover
      80%
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
T-storms
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
T-storms
Partly Cloudy
Temp (°F) 51° 53° 55° 57° 59° 61° 61° 64°
RealFeel® 41° 47° 50° 52° 54° 58° 56° 61°
Humidity 76% 76% 76% 77% 79% 75% 87% 79%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
51%
 
47%
 
33%
 
33%
 
36%
 
47%
 
51%
 
47%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 13 SSE 13 SSE 14 SSE 15 S 15 S 16 SSW 15 SSW 13 SW
UV Index 1 2 3 3 4 5 4 3
Cloud Cover 91% 89% 88% 86% 83% 77% 72% 70%
Dew Point 44° 46° 48° 50° 52° 53° 57° 57°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Apr 24

more Historical Weather Data >
  Today Normal Record 4/24/2013
High 69° 66° 88° (1915) 51°
Low 48° 43° 19° (1910) 36°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:03 AM with 13:42 of sunlight, then sets at 7:45 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:17 AM with 11:40 of moolight, then sets at 2:57 PM

Top Story

Ottawa Weather Report

Rain Coming to Chicago with Roller Coaster Temperatures

April 20, 2014; 8:10 PM ET

A showery pattern with up-and-down temperatures is coming this week to Chicago. more >

Is it a Cold or the Flu?

Apr 19, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Thu. Dust & Dander

Thu. Wind Maps