• Tonight

    May 3

    Lo 57°

    Thunderstorms, severe early

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

    May 4

    72°Lo 51°

    Cloudy, a couple of t-storms

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

    May 5

    67°Lo 51°

    Cloudy, a couple of t-storms

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

    May 6

    81°Lo 58°

    Warmer with a shower or two

    Low ragweed pollen levels
    • Precip
      59%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      26%
    more
  • Thu

    May 7

    82°Lo 61°

    Partly sunny and warm

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      15 mph
    • Cloud
      Cover
      28%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
3am
4am 5am 6am 7am 8am 9am 10am
  3am 4am 5am 6am 7am 8am 9am 10am
Forecast
Cloudy
Cloudy
Cloudy
T-storms
T-storms
T-storms
Cloudy
Cloudy
Temp (°F) 59° 59° 57° 58° 59° 62° 63° 65°
RealFeel® 55° 55° 52° 50° 52° 56° 62° 65°
Humidity 81% 83% 90% 86% 86% 81% 78% 73%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Rain
 
34%
 
38%
 
49%
 
56%
 
56%
 
52%
 
48%
 
44%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Wind (mph) 10 SSW 9 SSW 10 SSW 10 SW 10 SW 9 SW 9 SW 8 SW
UV Index 0 0 0 0 0 1 1 1
Cloud Cover 98% 98% 96% 92% 90% 95% 95% 97%
Dew Point 53° 54° 54° 54° 55° 56° 56° 57°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - May 4

more Historical Weather Data >
  Today Normal Record 5/4/2014
High 72° 66° 86° (1980) 56°
Low 51° 44° 29° (2005) 43°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:47 AM with 14:10 of sunlight, then sets at 7:57 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:36 PM with 10:21 of moolight, then sets at 6:57 AM

DeKalb Weather Report

Chicago: Temperature Roller Coaster in Store for New Week

May 3, 2015; 11:27 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 >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps