Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Record-shattering March scorcher to bring summerlike heat to Southwest. See how hot it will get. Chevron right
March megastorm: Blizzard, dangerous winds. Get the forecast. Chevron right

McHenry, IL

19°F
Location Chevron down
Location News Videos
Use Current Location
Recent

McHenry

Illinois

19°
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
McHenry, 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

 WinterCast Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Winter Weather Advisory

Tonight's Weather

Mon, Mar 16

A flurry this evening; otherwise, mostly cloudy, windy and frigid Lo: 6°

Tomorrow: Very cold with sun and some clouds Hi: 23°

Current Weather

9:46 PM

19°F
RealFeel® 12°
Light snow More Details
Wind NW 7 mph
Wind Gusts 14 mph
Air Quality Fair

MINUTECAST®

Snow ending in 16 min

Now
10:46 PM

Looking Ahead

Snowfall late tomorrow night will total a coating to an inch

WinterCast®

Late Tue Night

Snow

Lasting 4 hours

McHenry Weather Radar

McHenry Weather Radar
Static Radar Temporarily Unavailable
Thank you for your patience as we work to get everything up and running again.
Refresh Page
Clouds
Temperature

Hourly Weather

10 PM 18°
rain drop 40%
11 PM 16°
rain drop 36%
12 AM 14°
rain drop 32%
1 AM 14°
rain drop 23%
2 AM 13°
rain drop 5%
3 AM 12°
rain drop 5%
4 AM 11°
rain drop 5%
5 AM 9°
rain drop 5%
6 AM 8°
rain drop 5%
7 AM 7°
rain drop 3%
8 AM 6°
rain drop 0%
9 AM 9°
rain drop 0%

10-Day Weather Forecast

Tonight

3/16

6° Lo

Windy and frigid

41%

Tue

3/17

23° 18°

Very cold with some sun

Night: Cold; periods of snow late
5%

Wed

3/18

39° 32°

Not as cold; morning flurries

Mostly cloudy, a little rain
55%

Thu

3/19

52° 36°

Partly sunny

Some clouds
10%

Fri

3/20

61° 38°

Some sun, then turning cloudy

Partly to mostly cloudy
11%

Sat

3/21

66° 35°

Partly sunny and pleasant

Partly cloudy
15%

Sun

3/22

44° 26°

Cooler; a bit of morning rain

Partly cloudy
57%

Mon

3/23

39° 26°

Decreasing clouds and cold

Increasing cloudiness
1%

Tue

3/24

49° 36°

A little afternoon rain

Early rain; otherwise, cloudy
55%

Wed

3/25

53° 40°

A few afternoon showers

Cloudy with a touch of rain
57%

Sun & Moon

11 hrs 57 mins
Rise 7:04 AM
Set 7:01 PM
Waning Crescent
Rise 5:59 AM
Set 4:33 PM

Air Quality

See More
Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.

Allergy Outlook

See All
Tree Pollen Low Data is not supported in this location Ragweed Pollen Low Data is not supported in this location Mold Low Data is not supported in this location Grass Pollen Low Data is not supported in this location Dust & Dander Low Data is not supported in this location

Top Stories

Weather News

March megastorm slams U.S. with blizzard, tornado threat: See updates

6 hours ago

Weather Forecasts

Hawaii Kona storm sweeps state with 135-mph winds, 44 inches of rain

9 hours ago

Winter Weather

Strengthening March Megastorm to unleash powerful winds, blizzard

7 hours ago

Severe Weather

High risk for severe weather to erupt in the eastern US

6 hours ago

Severe Weather

Severe weather wallops central, eastern US forcing school closures

8 hours ago

 More Stories

Featured Stories

Weather News

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

3 days ago

Winter Weather

Nine states had their warmest winter ever recorded

5 days ago

Weather News

'Doomsday fish' rescued after washing ashore in Mexico

4 days ago

Recreation

'Quicksand alert' issued at National Park Service site

5 days ago

Severe Weather

Why nighttime tornadoes are 2.5 times more deadly

6 days ago
World North America United States Illinois McHenry

Weather Near McHenry:

  • 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

...

...

...