Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
March megastorm: Blizzard, severe storms, dangerous winds. Get the forecast. Chevron right
Is a 'Super El Nino' brewing? Here's what forecasters are saying. Chevron right

DeForest, WI

34°F
Location Chevron down
Location News Videos
Use Current Location
Recent

DeForest

Wisconsin

34°
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
DeForest, WI 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 WinterCast Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Sunday, March 15

Day

3/15
38°Hi
RealFeel® 24°
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
RealFeel Shade™ 24°
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
Winds becoming strong with rain much of the time, freezing on surfaces late; chilly; snow and deteriorating travel conditions at night
alerts

Winter Storm Watch

7:00 PM Saturday - 7:00 PM Monday

Max UV Index1.0 (Low)

AccuLumen Brightness Index™1 (Dark)

WindENE 18 mph

Wind Gusts39 mph

Probability of Precipitation100%

Probability of Thunderstorms10%

Precipitation1.09 in

Rain1.07 in

Ice0.02 in

Hours of Precipitation11

Hours of Rain9

Cloud Cover99%

Morning

Afternoon

Night

3/15
17°Lo
RealFeel® -10°
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
Very windy; colder with snow, accumulating 4-8 inches; there can be whiteout conditions, dangerous travel and power outages
alerts

Winter Storm Watch

7:00 PM Saturday - 7:00 PM Monday

WindNNW 24 mph

Wind Gusts39 mph

Probability of Precipitation96%

Probability of Thunderstorms5%

Precipitation0.45 in

Snow6.96 in

Hours of Precipitation12

Cloud Cover99%

Evening

Overnight

Sun & Moon

11 hrs 54 mins
Rise 7:10 AM
Set 7:04 PM
Waning Crescent
Rise 5:40 AM
Set 3:25 PM

Temperature History

3/15
High
Low
Forecast
38°
17°
Average
43°
25°
Last Year
58°
33°

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Winter Weather

March megastorm: Blizzard, dangerous winds threaten 200 million

4 hours ago

Severe Weather

High risk for severe weather to erupt in the central, eastern US

2 hours ago

Climate

What to know about the potential for a super El Niño later this year

2 days ago

Weather Forecasts

Summerlike heat dome to send Southwest temperatures soaring past 100 F

1 hour ago

Severe Weather

Grapefruit-sized hailstone may set state record

3 days ago

 More Stories

Featured Stories

Weather News

Lightning strikes gas meter, sparking fire next to burn ban sign

1 day ago

Winter Weather

Nine states had their warmest winter ever recorded

3 days ago

Weather News

'Doomsday fish' rescued after washing ashore in Mexico

2 days ago

Recreation

'Quicksand alert' issued at National Park Service site

3 days ago

Severe Weather

Why nighttime tornadoes are 2.5 times more deadly

4 days ago
World North America United States Wisconsin DeForest

Weather Near DeForest:

  • Beloit, WI
  • Janesville, WI
  • Madison, WI
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

...

...

...