Hourly Weather Forecast - Sycamore, IL

12 AM
21°F
10%
2mph
S
Mostly Cloudy
Humidity
78%
Feels like
21°F
Dew Point
15°F
1 AM
21°F
10%
2mph
S
Cloudy
Humidity
79%
Feels like
21°F
Dew Point
15°F
2 AM
21°F
10%
2mph
S
Cloudy
Humidity
80%
Feels like
21°F
Dew Point
16°F
3 AM
21°F
10%
3mph
S
Cloudy
Humidity
82%
Feels like
21°F
Dew Point
17°F
4 AM
22°F
10%
3mph
S
Cloudy
Humidity
84%
Feels like
17°F
Dew Point
17°F
5 AM
22°F
0%
4mph
S
Cloudy
Humidity
85%
Feels like
17°F
Dew Point
18°F
6 AM
23°F
0%
4mph
S
Cloudy
Humidity
86%
Feels like
18°F
Dew Point
19°F
7 AM
24°F
10%
4mph
S
Cloudy
Humidity
85%
Feels like
19°F
Dew Point
20°F
7:23 AM
8 AM
25°F
10%
5mph
S
Cloudy
Humidity
85%
Feels like
19°F
Dew Point
22°F
9 AM
27°F
10%
6mph
S
Cloudy
Humidity
84%
Feels like
20°F
Dew Point
23°F

Snow and Ice Forecast Through Monday

Storm Brings Heavy Midwestern Snow, New England Icing

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