Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
A temperature rollercoaster unfolds across the Northeast, Midwest. Get the forecast details. Chevron right

Lake Forest, IL

30°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Lake Forest

Illinois

30°
No results found.
Try searching for a city, zip code or point of interest.
Create Your Account Unlock extended daily and hourly forecasts — all with your free account.
Let's Go Chevron right
Have an account already? Log In
settings
Help
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 Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Monday, March 23

Current Weather

12:13 AM

30°F
Mostly cloudy
RealFeel® 18°
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®
18°
Wind
N 13 mph
Wind Gusts
26 mph
Humidity
72%
Indoor Humidity
32% (Dry)
Dew Point
22° F
Pressure
↑ 30.16 in
Cloud Cover
76%
Visibility
11 mi
Cloud Ceiling
40000 ft

Day

3/23
40°Hi
RealFeel® 40°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
RealFeel Shade™ 33°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
Sunny to partly cloudy and chilly

Max UV Index5.0 (Moderate)

AccuLumen Brightness Index™9 (Very Bright)

WindNNE 9 mph

Wind Gusts18 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover14%

Morning

Afternoon

Night

3/23
30°Lo
RealFeel® 23°
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
Partly cloudy

WindSSE 7 mph

Wind Gusts10 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover26%

Evening

Overnight

Sun & Moon

12 hrs 17 mins
Rise 6:50 AM
Set 7:07 PM
Waxing Crescent
Rise 9:04 AM
Set 1:21 AM

Temperature History

3/23
High
Low
Forecast
40°
30°
Average
49°
32°
Last Year
52°
33°
Record
N/A
19°
2014

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather News

Record-breaking heat in the West to resurge this week

12 hours ago

Winter Weather

300 inches of snow: East beats West during upside-down winter

2 days ago

Weather Forecasts

Temperature roller coaster ahead for the Midwest, Northeast

10 hours ago

Hurricane

Category 1 Tropical Cyclone Narelle strikes Australia

10 hours ago

Weather Forecasts

Hawaii braces for second Kona storm in a week with renewed flooding

10 hours ago

 More Stories

Featured Stories

Weather News

Leaves are coming out 3-4 weeks early in some places this spring

2 days ago

Climate

Monarch population rises in Mexico, but California numbers drop

2 days ago

Astronomy

Astronauts enter quarantine; NASA rolls moon rocket to launchpad

2 days ago

Recreation

Death Valley's superbloom, ancient lake are disappearing

2 days ago

Recreation

Top 10 National Parks of 2025 revealed

3 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 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 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

...

...

...