• Today

    Jul 10

    79°Lo 57°

    Mostly sunny and pleasant

    Good at the beach or pool
    • UV
      8 - Very High
    • Cloud
      Cover
      12%
    • Precip
      25%
    more
  • Fri

    Jul 11

    78°Lo 67°

    A thunderstorm in spots

    Fair at the beach or pool
    • UV
      7 - High
    • Cloud
      Cover
      45%
    • Precip
      40%
    more
  • Sat

    Jul 12

    77°Lo 64°

    Periods of sun with a t-storm

    Fair at the beach or pool
    • UV
      4 - Moderate
    • Cloud
      Cover
      70%
    • Precip
      55%
    more
  • Sun

    Jul 13

    84°Lo 64°

    Warmer with a thunderstorm

    Good at the beach or pool
    • UV
      6 - High
    • Cloud
      Cover
      69%
    • Precip
      51%
    more
  • Mon

    Jul 14

    78°Lo 55°

    A thunderstorm possible

    Fair at the beach or pool
    • UV
      8 - Very High
    • Cloud
      Cover
      31%
    • Precip
      30%
Next Previous
Hi 78° RealFeel® 81° Precipitation 30%

Day

N

E

S

W

  • WNW 8 mph
  • Gusts: 14 mph

Partly sunny with a shower or thunderstorm possible

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 35%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 55° RealFeel® 49° Precipitation 25%

Night

N

E

S

W

  • WNW 8 mph
  • Gusts: 14 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Jul 14

more Historical Weather Data >
  Today Normal Record 7/14/2013
High 78° 82° N/A 84°
Low 55° 60° N/A 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:29 AM with 15:00 of sunlight, then sets at 8:29 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:53 PM with 11:37 of moolight, then sets at 9:30 AM

Top Story

Crystal Lake Weather Report

Warm, Unsettled Weather to Return for Chicago

July 10, 2014; 6:00 AM ET

Warm and humid air will be on the rise into the weekend with an uptick in storms expected. 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