Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Phil sees his shadow, calls for 6 more weeks of winter. Get the details. Chevron right
Carolinas see record snow totals from bomb cyclone. Get the latest. Chevron right

Upper Alton, IL

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

Upper Alton

Illinois

30°
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
Upper Alton, 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
Wednesday, March 4

Day

3/4
45°Hi
RealFeel® 40°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
RealFeel Shade™ 40°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
Cloudy

Max UV Index1.0 (Low)

WindE 9 mph

Wind Gusts15 mph

Probability of Precipitation25%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover100%

Night

3/4
27°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
Cloudy

WindSE 7 mph

Wind Gusts14 mph

Probability of Precipitation25%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover99%

Sun & Moon

11 hrs 27 mins
Rise 6:29 AM
Set 5:56 PM
Waning Gibbous
Rise 7:31 PM
Set 7:18 AM

Temperature History

3/4
High
Low
Forecast
45°
27°
Average
49°
31°
Last Year
61°
50°

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Winter Weather

Snow squalls, brutal cold to return late week in Northeast

3 hours ago

Winter Weather

4 homes collapse into the ocean on North Carolina's Outer Banks

21 hours ago

Winter Weather

Bomb cyclone brings snow, winds to Carolinas and Virginia

18 hours ago

Winter Weather

Polar vortex to keep frigid pattern over eastern US in February

3 hours ago

Weather News

Punxsutawney Phil sees his shadow, calls for 6 more weeks of winter

1 day ago

 More Stories

Featured Stories

Weather News

Dense fog triggers massive Highway 99 pileup in California

1 day ago

Weather News

Daylight saving time 2026: When do clocks spring forward?

20 hours ago

Astronomy

Newly discovered exoplanet may sit on the edge of habitability

22 hours ago

Hurricane

Trash bin lost in Hurricane Sally makes 5-year trek to United Kingdom

2 days ago

Weather News

Australian snowboarder dies after becoming caught on ski lift in Japan

19 hours ago
World North America United States Illinois Upper Alton

Weather Near Upper Alton:

  • 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 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

...

...

...