• Mon

    May 16

    66°Lo 56°

    A couple of showers possible

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Tue

    May 17

    70°Lo 56°

    Considerable cloudiness

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Wed

    May 18

    70°Lo 51°

    Mostly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Thu

    May 19

    76°Lo 48°

    Sunshine and some clouds

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Fri

    May 20

    77°Lo 54°

    A strong afternoon t-storm

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 76° RealFeel® 81° Precipitation 22%

Day

N

E

S

W

  • NNE 7 mph
  • Gusts: 25 mph

Sunshine and some clouds

  • Max UV Index: 7 (High)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 48° RealFeel® 45° Precipitation 16%

Night

N

E

S

W

  • SSE 7 mph
  • Gusts: 17 mph

Clear

  • Max UV Index: N/A
  • Thunderstorms: 9%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - May 19

more Historical Weather Data >
  Today Normal Record 5/19/2015
High 76° 68° N/A 53°
Low 48° 45° N/A 35°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:28 AM with 14:44 of sunlight, then sets at 8:12 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:09 PM with 10:55 of moolight, then sets at 5:04 AM

Crystal Lake Weather Report

Chicago: Rain to dominate new week

May 6, 2016; 8:05 AM ET

The wet start to the month will continue into the second week of May in the Chicago area. more >