Hourly Weather Forecast - Round Lake Heights, IL

12 AM
16°F
10%
5mph
NW
Mostly Clear
Humidity
64%
Feels like
8°F
Dew Point
6°F
1 AM
15°F
10%
5mph
NW
Clear
Humidity
63%
Feels like
6°F
Dew Point
4°F
2 AM
13°F
10%
5mph
NW
Clear
Humidity
64%
Feels like
5°F
Dew Point
3°F
3 AM
12°F
10%
5mph
NW
Clear
Humidity
65%
Feels like
3°F
Dew Point
2°F
4 AM
11°F
10%
5mph
NW
Mostly Clear
Humidity
66%
Feels like
2°F
Dew Point
1°F
5 AM
10°F
10%
5mph
NW
Mostly Clear
Humidity
65%
Feels like
0°F
Dew Point
0°F
6 AM
9°F
10%
5mph
NW
Partly Cloudy
Humidity
64%
Feels like
-1°F
Dew Point
-1°F
7 AM
8°F
10%
5mph
NW
Partly Cloudy
Humidity
62%
Feels like
-1°F
Dew Point
-2°F
7:21 AM
8 AM
9°F
10%
5mph
WNW
Partly Cloudy
Humidity
58%
Feels like
-1°F
Dew Point
-3°F
9 AM
10°F
10%
5mph
WNW
Partly Cloudy
Humidity
55%
Feels like
0°F
Dew Point
-3°F
10 AM
11°F
10%
6mph
WNW
Mostly Cloudy
Humidity
51%
Feels like
1°F
Dew Point
-4°F
11 AM
12°F
10%
6mph
WNW
Mostly Cloudy
Humidity
47%
Feels like
3°F
Dew Point
-4°F
12 PM
13°F
10%
6mph
WNW
Mostly Cloudy
Humidity
44%
Feels like
4°F
Dew Point
-5°F
1 PM
14°F
10%
6mph
WNW
Mostly Cloudy
Humidity
42%
Feels like
4°F
Dew Point
-5°F
2 PM
14°F
10%
6mph
WNW
Mostly Cloudy
Humidity
42%
Feels like
4°F
Dew Point
-5°F
3 PM
13°F
10%
6mph
WNW
Mostly Cloudy
Humidity
43%
Feels like
4°F
Dew Point
-5°F
4 PM
12°F
0%
6mph
WNW
Mostly Cloudy
Humidity
45%
Feels like
3°F
Dew Point
-5°F
4:30 PM
5 PM
12°F
0%
5mph
W
Mostly Cloudy
Humidity
47%
Feels like
3°F
Dew Point
-5°F
6 PM
11°F
0%
5mph
W
Mostly Cloudy
Humidity
48%
Feels like
3°F
Dew Point
-5°F
7 PM
11°F
0%
5mph
W
Mostly Cloudy
Humidity
50%
Feels like
3°F
Dew Point
-4°F
8 PM
11°F
0%
5mph
W
Mostly Cloudy
Humidity
51%
Feels like
3°F
Dew Point
-3°F
9 PM
11°F
0%
5mph
W
Mostly Cloudy
Humidity
53%
Feels like
2°F
Dew Point
-3°F
10 PM
10°F
0%
5mph
W
Mostly Cloudy
Humidity
55%
Feels like
1°F
Dew Point
-3°F
11 PM
10°F
0%
6mph
W
Mostly Cloudy
Humidity
57%
Feels like
1°F
Dew Point
-2°F

Snow and Ice Forecast Through Monday

Heavy Snow and Icing from Midwest to New England

A winter storm will deliver snow and significant icing from the Midwest to New England.

Today's Weather Outlook

Today's Weather Outlook

Satellite image of Hurricane Melissa

2025 Year in Review: Powerful Hurricanes in the Atlantic

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

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

Hurricane Erick at its peak intensity before making landfall on Guerrero, Mexico on June 19, 2025 (NOAA/Wikimedia Commons)

2025 Year in Review: Active Tropical Season for The Pacific

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide