Hourly Weather Forecast - McHenry, IL

6 PM
21°F
70%
8mph
WSW
70% Chance of Heavy Snow
Humidity
90%
Feels like
11°F
Dew Point
19°F
7 PM
22°F
70%
8mph
WSW
70% Chance of Snow
Humidity
92%
Feels like
12°F
Dew Point
20°F
8 PM
23°F
40%
8mph
WSW
40% Chance of Heavy Snow
Humidity
93%
Feels like
14°F
Dew Point
21°F
9 PM
24°F
30%
8mph
W
30% Chance of Snow
Humidity
93%
Feels like
15°F
Dew Point
22°F
10 PM
25°F
30%
8mph
W
30% Chance of Snow
Humidity
92%
Feels like
16°F
Dew Point
23°F
11 PM
26°F
30%
8mph
W
30% Chance of Snow
Humidity
91%
Feels like
17°F
Dew Point
24°F

Wednesday's Weather Outlook

Wednesday's Weather Outlook

After an overall quieter day of weather on Tuesday, Mother Nature brings a soggy, snowy forecast.

St. Louis Tornado - May 16th, 2025

2025 Year in Review: Billion-Dollar Disasters From May through June

EF3 tornado damage near Plantersville, Alabama

2025 Year in Review: Billion-Dollar Disasters From February Through April

Photos and videos from the Palisades Fire that started in the City of Los Angeles, January 8, 2025. (CAL FIRE_Official via Wikimedia Commons)

2025 Year in Review: Billion Dollar Disasters - The California Wildfires

Large wall of dust approaching Phoenix Sky Harbor Airport at around 5:30 PM MST (Photo credit: Mike Olbinski via NWS)

2025 Year in Review: Extreme Weather - July Through December

A frame from an automated video of a tornado and its mesocyclone that derailed multiple train cars near Enderlin, North Dakota and destroyed multiple homes on June 20, 2025. (ChrisWx via Wikimedia Commons)

2025 Year in Review: Extreme Weather - January through June

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide