• Today

    Jul 28

    72°Lo 55°

    Partly sunny and cooler

    Fair at the beach or pool
    • UV
      7 - High
    • Cloud
      Cover
      23%
    • Precip
      4%
  • Tue

    Jul 29

    79°Lo 57°

    Clouds and sun with a shower

    Fair at the beach or pool
    • UV
      7 - High
    • Cloud
      Cover
      52%
    • Precip
      48%
    more
  • Wed

    Jul 30

    77°Lo 57°

    Clouds and sun with a shower

    Fair at the beach or pool
    • UV
      7 - High
    • Cloud
      Cover
      54%
    • Precip
      58%
    more
  • Thu

    Jul 31

    81°Lo 58°

    A stray afternoon t-storm

    Good at the beach or pool
    • UV
      8 - Very High
    • Cloud
      Cover
      17%
    • Precip
      45%
    more
  • Fri

    Aug 1

    80°Lo 58°

    Partly sunny with a t-storm

    Good at the beach or pool
    • UV
      7 - High
    • Cloud
      Cover
      36%
    • Precip
      57%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 62° 65° 67° 68° 70° 71° 72° 71°
RealFeel® 60° 64° 68° 70° 72° 73° 73° 72°
Humidity 68% 61% 56% 52% 49% 48% 47% 48%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
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0%
Snow
 
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Ice
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 12 NNW 12 NNW 12 NNW 12 N 12 N 11 N 10 N 10 N
UV Index 3 4 6 7 7 7 6 4
Cloud Cover 17% 22% 25% 26% 26% 26% 26% 26%
Dew Point 51° 51° 51° 50° 50° 50° 50° 50°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Jul 28

more Historical Weather Data >
  Today Normal Record 7/28/2013
High 72° 81° N/A 65°
Low 55° 60° N/A 49°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:42 AM with 14:35 of sunlight, then sets at 8:17 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:27 AM with 13:28 of moolight, then sets at 8:55 PM

Top Story

Crystal Lake Weather Report

Chicago: Cooler and Pleasant for New Week

July 28, 2014; 4:48 AM ET

Cooler-than-normal temperatures are in store for Chicago this week. more >

What's that Warning? Warnings at the Beach

Jul 25, 2012; 5:00 AM ET If you're headed to the beach, keep an eye out for any of these watches and warnings issued by the NWS.

Mon. Beach & Pool

Mon. UV Index

Mon. Wind Maps