Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Multiple snowstorms to bear down on Northeast in early December. See the forecast. Chevron right
Weekend winter storm to set off post-Thanksgiving travel delays. Get the details. Chevron right

Lake Forest, IL

29°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Lake Forest

Illinois

29°
No results found.
Try searching for a city, zip code or point of interest.
settings
Lake Forest, 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
Tuesday, January 20

Day

1/20
31°Hi
RealFeel® 15°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
RealFeel Shade™ 15°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
Mostly cloudy, windy and colder

Max UV Index1.0 (Low)

WindWNW 22 mph

Wind Gusts35 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover89%

Night

1/20
22°Lo
RealFeel® 8°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
Clearing

WindWNW 15 mph

Wind Gusts35 mph

Probability of Precipitation1%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover63%

Sun & Moon

9 hrs 35 mins
Rise 7:15 AM
Set 4:50 PM
Waxing Crescent
Rise 8:29 AM
Set 6:56 PM

Temperature History

1/20
High
Low
Forecast
31°
22°
Average
31°
18°
Last Year
10°
-2°

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Winter Weather

Multiple snowstorms to bear down on Northeast, Ohio Valley in December

9 hours ago

Astronomy

Top astronomy events in December: Supermoon, Geminid meteor shower

1 day ago

Winter Weather

Weekend winter storm to blanket Chicago, St. Louis, Detroit in snow

9 hours ago

Winter Weather

Snow drought has ended in Denver, additional snow chances on the way

13 hours ago

Weather News

Magnitude 6.0 earthquake shakes Alaska on Thanksgiving morning

2 days ago

 More Stories

Featured Stories

Astronomy

NASA Mars spacecraft flip maneuver challenges theory of underground la...

2 days ago

Recreation

National Parks to cost as much as Disney for some guests in 2026

3 days ago

Weather News

President pardons Gobble and Waddle, two lucky Thanksgiving turkeys

3 days ago

Astronomy

NASA reduces Boeing’s Starliner missions after fumbled test flight

4 days ago

Weather News

This volcano erupted for the first time in 10,000 years

4 days ago
World North America United States Illinois Lake Forest

Weather Near Lake Forest:

  • 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
© 2025 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | Do Not Sell My Data checkmark Confirmed Not Selling Your Data | Data Sources

...

...

...