Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Large earthquake felt in Florida, Cuba and Mexico. Tap for details. Chevron right
Boris nears landfall as Tropical Storm Cristina forms. Click for details. Chevron right

Alton, IA

80°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Alton

Iowa

80°
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
Alton, IA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day 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 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities
Friday, June 12

Day

6/12
85°Hi
RealFeel® 88°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
RealFeel Shade™ 83°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
More sun than clouds

Max UV Index10.0 (Very High)

AccuLumen Brightness Index™9 (Very Bright)

WindW 8 mph

Wind Gusts22 mph

Probability of Precipitation2%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover32%

Morning

Afternoon

Night

6/12
61°Lo
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
Mainly clear

WindSSW 8 mph

Wind Gusts22 mph

Probability of Precipitation16%

Probability of Thunderstorms2%

Precipitation0.00 in

Cloud Cover23%

Evening

Overnight

Sun & Moon

15 hrs 19 mins
Rise 5:45 AM
Set 9:04 PM
Waning Crescent
Rise 3:16 AM
Set 6:42 PM

Temperature History

6/12
High
Low
Forecast
85°
61°
Average
80°
56°
Last Year
87°
62°

Further Ahead

Hourly

10-Day

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Hurricane

Boris to make landfall soon in Mexico; newbie Cristina may head in

6 hours ago

Weather News

Florida rattled by 6.1 earthquake near Cuba; no significant tsunami th...

7 hours ago

Weather Forecasts

Heat, humidity to spur summery conditions, storms in eastern U.S.

7 hours ago

Astronomy

Venus, Jupiter to shine incredibly close for 2 nights this week

14 hours ago

Severe Weather

Active stretch of severe weather to unfold across the Plains, Midwest

6 hours ago

 More Stories

Featured Stories

Health

Why Google wants to release 32 million mosquitoes in 2 states

3 days ago

Weather News

These trees can 'hold their breath' when volcanoes erupt in Hawaii

3 days ago

Astronomy

Sunset after 9pm: Why the sun, clock don't align around the solstice

3 days ago

Weather News

Record sargassum seaweed swamps Caribbean, U.S. beaches

5 days ago

Weather News

Fossil reveals creature that hunted birds 120 million years ago

3 days ago
World North America United States Iowa Alton

Weather Near Alton:

  • Norfolk, NE
  • Sioux City, IA
  • South Sioux City, NE
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

...

...

...