• Today

    May 4

    72°Lo 49°

    Mostly cloudy with a t-storm

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

    May 5

    61°Lo 50°

    A couple of t-storms; cooler

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

    May 6

    77°Lo 58°

    Warmer with a shower or two

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

    May 7

    82°Lo 62°

    Partly sunny and warm

    Low ragweed pollen levels
    • Precip
      17%
    • Wind
      Speed
      16 mph
    • Cloud
      Cover
      27%
    more
  • Fri

    May 8

    81°Lo 59°

    Partly sunny, a t-storm; warm

    Ragweed Pollen Weather
    • Precip
      57%
    • Wind
      Speed
      15 mph
    • Cloud
      Cover
      37%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
7pm
8pm 9pm 10pm 11pm Tue
12am
1am 2am
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
T-storms
Cloudy
Cloudy
Temp (°F) 61° 59° 57° 55° 54° 53° 53° 52°
RealFeel® 57° 55° 53° 51° 51° 45° 50° 48°
Humidity 79% 76% 75% 72% 71% 72% 72% 75%
   
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Rain
 
34%
 
34%
 
34%
 
37%
 
47%
 
51%
 
47%
 
47%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Wind (mph) 10 NE 9 NE 9 NE 8 NE 8 NE 8 NE 7 NE 8 NE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 94% 95% 95% 95% 95% 95% 95% 96%
Dew Point 54° 51° 49° 46° 45° 44° 44° 44°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - May 4

more Historical Weather Data >
  Today Normal Record 5/4/2014
High 72° 64° N/A 58°
Low 49° 41° N/A 38°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:45 AM with 14:11 of sunlight, then sets at 7:56 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:35 PM with 10:20 of moolight, then sets at 6:55 AM

Crystal Lake Weather Report

Chicago: Showers to Precede Late-Week Warmth

May 4, 2015; 8:07 AM ET

Showers and thunderstorms will frequent the Chicago area early this week before dry and warm conditions return to the city. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps