Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Erin on track to reach Category 3 and threaten US beaches with dangerous surf Chevron right
Caribbean, Bahamas on alert as Erin set to strengthen into hurricane. Get details Chevron right

Barnett, IL

69°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Barnett

Illinois

69°
No results found.
Try searching for a city, zip code or point of interest.
settings
Barnett, 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
Friday, August 15

Day

8/15
93°Hi
RealFeel® 104°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
RealFeel Shade™ 97°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
Partly sunny, hot and humid; caution advised if doing strenuous activities outside

Max UV Index9.0 (Very High)

AccuLumen Brightness Index™9 (Very Bright)

WindSSE 6 mph

Wind Gusts13 mph

Probability of Precipitation3%

Probability of Thunderstorms1%

Precipitation0.00 in

Cloud Cover26%

Morning

Afternoon

Night

8/15
69°Lo
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Partly cloudy

WindSE 5 mph

Wind Gusts10 mph

Probability of Precipitation7%

Probability of Thunderstorms1%

Precipitation0.00 in

Cloud Cover26%

Evening

Overnight

Sun & Moon

13 hrs 42 mins
Rise 6:13 AM
Set 7:55 PM
Waning Gibbous
Rise 11:19 PM
Set 2:43 PM

Temperature History

8/15
High
Low
Forecast
93°
69°
Average
86°
68°
Last Year
91°
70°

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Hurricane

Erin to become Category 3, turn and bring East Coast beach dangers

1 hour ago

Climate

Glacier in Juneau threatens record flooding along Mendenhall River

17 hours ago

Severe Weather

Severe storms, flash flooding to pester central and eastern US

1 hour ago

Weather News

Large great white shark seen swimming near Maine beaches

20 hours ago

Hurricane

The last time we had a Hurricane Erin, it was on 9/11

1 day ago

 More Stories

Featured Stories

Weather News

Lee Fire rages in Colorado amid severe western wildfire season

1 day ago

Weather News

The Texas floods uncovered 100-million-year-old dinosaur tracks

3 days ago

Weather News

Ancient sheep reveal early plague transmission

20 hours ago

Astronomy

Meteorite that hit Georgia determined to be older than Earth

2 days ago
Live Blog

UK Beats US for one tornado measure

LATEST ENTRY

Does the United Kingdom get twice as many tornadoes as the United States?

1 day ago
World North America United States Illinois Barnett

Weather Near Barnett:

  • O'Fallon, MO
  • St. Charles, MO
  • St. Louis, MO
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 | About Your Privacy Do Not Sell or Share My Personal Information

...

...

...