Local Forecast

Crystal Lake, IL Weather Forecast & Alerts

Current conditions, 5-day forecast, active weather alerts for Crystal Lake, IL

No Active Alerts

Hour-by-Hour  Current Observation

Sunday 7:15 AM CDTSunday 7:15 AM

°F °C
Regional Observations →
43°F

Clear

  • 60° / 39° High / Low
  • 40° Feels Like
  • 0% Chance of Rain

Wind

6 mph

SSW

UV Index

0

None

Humidity

67%

Dew 33°F

Sun

7:12 AM · 6:03 PM

Rise · Set

Source: BURLINGTON (KBUU). Slider scrubs the next 12 hours.

5-Day Outlook

Through Thursday

Local Radar →

Today

60° 39°

Sunny

Overnight: Mostly Clear

Detailed forecast

Today

Sunny, with a high near 60. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.

Night

Clear. Low around 39, with temperatures rising to around 41 overnight. South southwest wind 0 to 10 mph, with gusts as high as 20 mph.

Monday

66° 42°

Mostly Sunny

Overnight: Partly Cloudy

Detailed forecast

Monday

Sunny. High near 65, with temperatures falling to around 63 in the afternoon. South southwest wind 0 to 5 mph.

Night

Mostly clear, with a low around 42. East wind around 0 mph.

Tuesday

68° 46°

Mostly Sunny

Overnight: Mostly Clear

Detailed forecast

Tuesday

Sunny, with a high near 67. East wind 0 to 5 mph.

Night

Mostly clear, with a low around 44.

Wednesday

71° 50°

Mostly Sunny

Overnight: Partly Cloudy

Detailed forecast

Wednesday

Sunny, with a high near 70.

Night

Mostly clear, with a low around 48.

Thursday

71° 50°

Partly Sunny

Overnight: Partly Cloudy

Detailed forecast

Thursday

Sunny, with a high near 72.

Night

Mostly clear, with a low around 48.

Crystal Lake, IL Weather Analysis Tools