Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Springlike warmth in East to be erased by upcoming cold wave. Get the forecast. Chevron right

Sylvan Lake, IL

43°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Sylvan Lake

Illinois

43°
No results found.
Try searching for a city, zip code or point of interest.
Create Account Unlock extended daily forecasts and additional saved locations — all with your free account.
Let's Go Chevron right
Have an account already? Login
settings
Sylvan Lake, IL Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps
News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel
For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center
Today WinterCast Hourly

Daily

 Radar MinuteCast® Monthly Air Quality Health & Activities

Unlock extended 90-day forecasts

Activate Your Premium+ Subscription

Chevron right

January 9 - February 7

Fri 1/9

47° /33°
55%
Cloudy and breezy this morning; times of clouds and sun this afternoon

RealFeel®43°

RealFeel Shade™42°

Max UV Index2.0 (Low)

WindNW 13 mph

Sat 1/10

36° /22°
94%

WinterCast

1 - 3 in

Sat, 1/10, 8:00 AM - Sun, 1/11, 9:00 AM

Snow
Colder with periods of snow; rain mixed in early, accumulating an inch or two

RealFeel®30°

RealFeel Shade™30°

Max UV Index0.0 (Low)

WindW 10 mph

Sun 1/11

33° /24°
60%

WinterCast

1 - 3 in

Sat, 1/10, 8:00 AM - Sun, 1/11, 9:00 AM

Snow
A couple of morning snow showers; otherwise, low clouds, then perhaps some sun and breezy; storm total snowfall 1-3 inches

RealFeel®20°

RealFeel Shade™20°

Max UV Index1.0 (Low)

WindWNW 16 mph

Mon 1/12

40° /34°
6%
Mostly sunny

RealFeel®33°

RealFeel Shade™30°

Max UV Index2.0 (Low)

WindWSW 12 mph

Tue 1/13

45° /28°
71%
Mostly cloudy and breezy with a brief shower or two

RealFeel®36°

RealFeel Shade™35°

Max UV Index1.0 (Low)

WindSW 15 mph

Wed 1/14

31° /14°
60%
Snow and flurries in the morning; otherwise, cloudy and colder, becoming breezy in the afternoon

RealFeel®19°

RealFeel Shade™19°

Max UV Index1.0 (Low)

WindNW 14 mph

Thu 1/15

26° /18°
8%
Sun and some clouds

RealFeel®19°

RealFeel Shade™19°

Max UV Index1.0 (Low)

WindNNW 12 mph

Fri 1/16

31° /17°
23%
Mainly cloudy

RealFeel®25°

RealFeel Shade™25°

Max UV Index1.0 (Low)

WindSSE 8 mph

Sat 1/17

24° /13°
59%
Periods of snow in the morning; otherwise, considerable cloudiness and cold

RealFeel®25°

RealFeel Shade™25°

Max UV Index1.0 (Low)

WindSW 4 mph

Sun 1/18

23° /6°
9%
Cold; morning low clouds followed by clouds giving way to some sun in the afternoon

RealFeel®17°

RealFeel Shade™16°

Max UV Index2.0 (Low)

WindWNW 9 mph

Mon 1/19

25° /12°
2%
Morning low clouds; clouds giving way to some sun in the afternoon

RealFeel®15°

RealFeel Shade™13°

Max UV Index2.0 (Low)

WindWNW 13 mph

Tue 1/20

24° /11°
1%
Increasing cloudiness and cold

RealFeel®22°

RealFeel Shade™22°

Max UV Index1.0 (Low)

WindWNW 9 mph

Wed 1/21

23° /14°
64%
Cold with periods of snow

RealFeel®20°

RealFeel Shade™20°

Max UV Index1.0 (Low)

WindNNE 6 mph

Thu 1/22

29° /13°
5%
Plenty of sunshine

RealFeel®25°

RealFeel Shade™21°

Max UV Index2.0 (Low)

WindSSW 9 mph

Fri 1/23

36° /8°
25%
Increasing clouds

RealFeel®30°

RealFeel Shade™30°

Max UV Index2.0 (Low)

WindWSW 12 mph

Sat 1/24

34° /5°
10%
Sunshine

RealFeel®28°

RealFeel Shade™25°

Max UV Index2.0 (Low)

WindNW 12 mph

Sun 1/25

19° /7°
25%
Turning out cloudy and colder

RealFeel®23°

RealFeel Shade™23°

Max UV Index2.0 (Low)

WindSW 4 mph

Mon 1/26

20° /6°
58%
Cold with on-and-off snow

RealFeel®19°

RealFeel Shade™19°

Max UV Index1.0 (Low)

WindNNW 5 mph

Tue 1/27

20° /6°
25%
Rather cloudy and cold

RealFeel®18°

RealFeel Shade™18°

Max UV Index1.0 (Low)

WindSSW 6 mph

Wed 1/28

25° /20°
25%
Partly sunny

RealFeel®13°

RealFeel Shade™13°

Max UV Index2.0 (Low)

WindSSW 13 mph

Thu 1/29

35° /22°
74%
Periods of snow mixing with rain, sleet, and freezing rain

RealFeel®32°

RealFeel Shade™32°

Max UV Index1.0 (Low)

WindSSW 7 mph

Fri 1/30

37° /6°
55%
Cloudy; a couple of flurries in the morning followed by periods of snow and rain in the afternoon

RealFeel®23°

RealFeel Shade™23°

Max UV Index1.0 (Low)

WindWNW 17 mph

Sat 1/31

21° /4°
20%
Mostly sunny and colder

RealFeel®18°

RealFeel Shade™18°

Max UV Index3.0 (Moderate)

WindWNW 9 mph

Sun 2/1

24° /16°
25%
Mostly cloudy and cold

RealFeel®10°

RealFeel Shade™10°

Max UV Index1.0 (Low)

WindS 13 mph

Mon 2/2

36° /6°
25%
Mostly cloudy and not as cold

RealFeel®23°

RealFeel Shade™23°

Max UV Index1.0 (Low)

WindWNW 16 mph

Tue 2/3

24° /6°
25%
Mostly cloudy

RealFeel®29°

RealFeel Shade™29°

Max UV Index2.0 (Low)

WindSW 5 mph

Wed 2/4

25° /7°
25%
Mostly cloudy

RealFeel®10°

RealFeel Shade™10°

Max UV Index2.0 (Low)

WindW 15 mph

Thu 2/5

22° /6°
20%
Cold with brilliant sunshine

RealFeel®20°

RealFeel Shade™18°

Max UV Index3.0 (Moderate)

WindNW 8 mph

Fri 2/6

21° /12°
57%
Cold with on-and-off snow

RealFeel®17°

RealFeel Shade™17°

Max UV Index1.0 (Low)

WindENE 7 mph

Sat 2/7

22° /7°
57%
Cold with intermittent snow

RealFeel®8°

RealFeel Shade™8°

Max UV Index1.0 (Low)

WindNE 10 mph

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Astronomy

NASA to bring Crew-11 astronauts home early after medical issue aboard...

14 hours ago

Severe Weather

Snow, flooding and severe weather to unfold in central, eastern US

1 hour ago

Winter Weather

Juneau, Alaska, braces for more snow: 'There's nowhere to put it'

23 hours ago

Weather Forecasts

Springlike warmth in East to be replaced by cold air, snowstorm risk

6 hours ago

Weather Forecasts

Pineapple Express to drench Washington, British Columbia and Alaska

6 hours ago

 More Stories

Featured Stories

Astronomy

Newly discovered asteroid spins at record-breaking speed

21 hours ago

Weather News

Families face complex challenges 1 year after Eaton, Palisades fires

2 days ago

Astronomy

Meteor showers 2026: The best nights to see shooting stars

22 hours ago

Climate

Climate risk reshaping homeownership decisions, study finds

1 day ago

Astronomy

Hubble telescope spots ‘failed’ starless galaxy known as Cloud 9

2 days ago
World North America United States Illinois Sylvan Lake

Weather Near Sylvan Lake:

  • Chicago, IL
  • Joliet, IL
  • Naperville, IL
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect RealFeel® and RealFeel Shade™ Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect RealFeel® and RealFeel Shade™ Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2026 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...