Hourly Weather Forecast - McHenry, IL

8 PM
18°F
0%
7mph
S
Cloudy
Humidity
81%
Feels like
9°F
Dew Point
13°F
9 PM
19°F
0%
8mph
S
Cloudy
Humidity
83%
Feels like
9°F
Dew Point
14°F
10 PM
19°F
10%
9mph
S
Cloudy
Humidity
84%
Feels like
8°F
Dew Point
15°F
11 PM
19°F
10%
9mph
S
Cloudy
Humidity
84%
Feels like
8°F
Dew Point
15°F

Rainfall Forecast for Northwest through Thursday

Persistent, Flooding Rain Impacts the Northwest

A fast-moving series of atmospheric rivers continue to drench the Pacific Northwest today through Thursday.

Snowfall forecast Through Tonight

Impactful Winter Storm Exits Virginia, N.C. Tonight

Tuesday's Weather Outlook

Tuesday's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

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