Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Stormy weekend ahead with flooding rain, severe weather and snow in East. Get the details. Chevron right

Sullivan, IL

37°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Sullivan

Illinois

37°
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
Sullivan, 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

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

Chevron right

10 AM

39°
RealFeel® 26°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 55%
Chevron down
Showers

RealFeel Shade™26°

WindWNW 14 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts21 mph

Humidity93%

Indoor Humidity32% (Slightly Dry)

Dew Point37° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.05 in

Visibility10 mi

Cloud Ceiling2100 ft

11 AM

40°
RealFeel® 25°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 51%
Chevron down
Showers

RealFeel Shade™25°

WindWNW 16 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts25 mph

Humidity82%

Indoor Humidity43% (Slightly Dry)

Dew Point35° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Rain0.02 in

Visibility10 mi

Cloud Ceiling2500 ft

12 PM

40°
RealFeel® 28°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

RealFeel Shade™28°

WindWNW 17 mph

Air QualityFair

Max UV Index0.7 (Low)

Wind Gusts30 mph

Humidity76%

Indoor Humidity41% (Slightly Dry)

Dew Point33° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling2800 ft

1 PM

40°
RealFeel® 30°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 20%
Chevron down
Mostly cloudy

RealFeel Shade™28°

WindWNW 17 mph

Air QualityFair

Max UV Index1.8 (Low)

Wind Gusts31 mph

Humidity69%

Indoor Humidity40% (Slightly Dry)

Dew Point31° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

41°
RealFeel® 31°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 20%
Chevron down
Mostly cloudy

RealFeel Shade™29°

WindWNW 16 mph

Air QualityFair

Max UV Index1.5 (Low)

Wind Gusts32 mph

Humidity62%

Indoor Humidity38% (Dry)

Dew Point29° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

41°
RealFeel® 31°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 20%
Chevron down
Mostly cloudy

RealFeel Shade™29°

WindWNW 16 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts33 mph

Humidity57%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

40°
RealFeel® 30°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 20%
Chevron down
Mostly cloudy

RealFeel Shade™30°

WindWNW 14 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts28 mph

Humidity57%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

37°
RealFeel® 30°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 20%
Chevron down
Mostly cloudy

WindW 9 mph

Air QualityFair

Wind Gusts21 mph

Humidity62%

Indoor Humidity35% (Dry)

Dew Point25° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

35°
RealFeel® 29°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 25%
Chevron down
Mostly cloudy

WindWSW 7 mph

Air QualityFair

Wind Gusts14 mph

Humidity68%

Indoor Humidity34% (Dry)

Dew Point25° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling10900 ft

7 PM

33°
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
rain drop 43%
Chevron down
Mostly cloudy

WindW 17 mph

Air QualityFair

Wind Gusts28 mph

Humidity78%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover81%

Visibility10 mi

Cloud Ceiling9300 ft

8 PM

31°
RealFeel® 14°
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
rain drop 47%
Chevron down
Cloudy

WindW 21 mph

Air QualityFair

Wind Gusts25 mph

Humidity85%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover96%

Visibility10 mi

Cloud Ceiling7000 ft

9 PM

31°
RealFeel® 11°
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
rain drop 51%
Chevron down
Flurries

WindWNW 22 mph

Air QualityFair

Wind Gusts27 mph

Humidity86%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Snow0.12 in

Visibility5 mi

Cloud Ceiling6300 ft

10 PM

30°
RealFeel® 9°
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
rain drop 51%
Chevron down
Flurries

WindWNW 22 mph

Air QualityFair

Wind Gusts28 mph

Humidity86%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover92%

Snow0.12 in

Visibility5 mi

Cloud Ceiling6500 ft

11 PM

29°
RealFeel® 10°
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
rain drop 47%
Chevron down
Mostly cloudy

WindWNW 22 mph

Air QualityFair

Wind Gusts32 mph

Humidity82%

Indoor Humidity33% (Dry)

Dew Point24° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover81%

Visibility10 mi

Cloud Ceiling6800 ft

Further Ahead

Tomorrow

Monday

Daily

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Winter Weather

Two coastal storms could deliver snow to parts of Northeast next week

2 hours ago

Astronomy

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

20 hours ago

Weather Forecasts

Pineapple Express to drench Washington, British Columbia and Alaska

5 hours ago

Winter Weather

Storm Goretti sweeps United Kingdom, France with winds over 120 mph

21 hours ago

Severe Weather

Stormy weekend in eastern US: Flooding, thunder and even snow

2 hours ago

 More Stories

Featured Stories

Astronomy

Newly discovered asteroid spins at record-breaking speed

1 day ago

Astronomy

Meteor showers 2026: The best nights to see shooting stars

1 day ago
Live Blog

Waves in the sky? Rare clouds dazzle in California

LATEST ENTRY

Kelvin-Helmholtz wave clouds appear in California

20 hours ago

Weather News

Families face complex challenges 1 year after Eaton, Palisades fires

3 days ago

Astronomy

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

3 days ago
World North America United States Illinois Sullivan

Weather Near Sullivan:

  • Champaign, IL
  • Decatur, IL
  • Springfield, 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

...

...

...