Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Feet of snow to bury California mountains through next week. Get the latest forecast. Chevron right

Ottawa, IL

55°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Ottawa

Illinois

55°
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
Ottawa, 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

1 PM

58°
RealFeel® 55°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 7%
Chevron down
Mostly cloudy

RealFeel Shade™53°

WindSSE 10 mph

Air QualityFair

Max UV Index1.5 (Low)

Wind Gusts18 mph

Humidity63%

Indoor Humidity44% (Ideal Humidity)

Dew Point45° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover89%

Visibility10 mi

Cloud Ceiling18500 ft

2 PM

59°
RealFeel® 56°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 7%
Chevron down
Mostly cloudy

RealFeel Shade™54°

WindSE 12 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts20 mph

Humidity57%

Indoor Humidity41% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover89%

Visibility10 mi

Cloud Ceiling18400 ft

3 PM

58°
RealFeel® 54°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

RealFeel Shade™54°

WindSE 12 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts22 mph

Humidity60%

Indoor Humidity42% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling18400 ft

4 PM

56°
RealFeel® 51°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

RealFeel Shade™51°

WindSE 14 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts24 mph

Humidity65%

Indoor Humidity43% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover92%

Visibility10 mi

Cloud Ceiling17900 ft

5 PM

54°
RealFeel® 47°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

RealFeel Shade™47°

WindSE 15 mph

Air QualityPoor

Max UV Index0.1 (Low)

Wind Gusts25 mph

Humidity71%

Indoor Humidity43% (Ideal Humidity)

Dew Point45° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover96%

Visibility10 mi

Cloud Ceiling6900 ft

6 PM

53°
RealFeel® 45°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 11%
Chevron down
Cloudy

WindSE 16 mph

Air QualityPoor

Wind Gusts28 mph

Humidity76%

Indoor Humidity45% (Ideal Humidity)

Dew Point46° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling16800 ft

7 PM

51°
RealFeel® 42°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

WindSSE 16 mph

Air QualityPoor

Wind Gusts28 mph

Humidity85%

Indoor Humidity46% (Ideal Humidity)

Dew Point46° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling14700 ft

8 PM

51°
RealFeel® 42°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

WindSSE 16 mph

Air QualityPoor

Wind Gusts28 mph

Humidity88%

Indoor Humidity47% (Ideal Humidity)

Dew Point47° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling12400 ft

9 PM

50°
RealFeel® 38°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 66%
Chevron down
Rain

WindSSE 16 mph

Air QualityPoor

Wind Gusts28 mph

Humidity91%

Indoor Humidity48% (Ideal Humidity)

Dew Point47° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.04 in

Visibility6 mi

Cloud Ceiling4000 ft

10 PM

49°
RealFeel® 37°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 66%
Chevron down
Rain

WindSSE 16 mph

Air QualityPoor

Wind Gusts24 mph

Humidity96%

Indoor Humidity48% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Rain0.04 in

Visibility6 mi

Cloud Ceiling4000 ft

11 PM

51°
RealFeel® 39°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 66%
Chevron down
Rain

WindSSE 15 mph

Air QualityPoor

Wind Gusts23 mph

Humidity92%

Indoor Humidity49% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover89%

Rain0.04 in

Visibility6 mi

Cloud Ceiling4000 ft

Further Ahead

Tomorrow

Thursday

Daily

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Winter Weather

Feet of snow to bury California mountains through next week

1 hour ago

Winter Weather

California storm dumps feet of snow, floods SoCal major highways

20 minutes ago

Weather Forecasts

Record warmth to expand across central, eastern US this week

7 hours ago

Travel

Italy’s famous 'lovers’ arch' crashes into the sea on Valentine’s Day

1 day ago

Weather Forecasts

Snow, ice, rain and severe weather coming to central, eastern U.S.

46 minutes ago

 More Stories

Featured Stories

Recreation

Presidents Day marks first Free National Park day in 2026

1 day ago

Weather News

What's behind South Carolina’s recent earthquakes

1 hour ago

Weather News

Shipwreck missing since 1872 discovered at bottom of Lake Michigan

4 hours ago

Sports

Why skiing will forever be the most glamorous sport

19 hours ago

Weather News

99% of Florida is in drought with almost no rain falling in February

4 days ago
World North America United States Illinois Ottawa

Weather Near Ottawa:

  • 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

...

...

...