Hourly Weather Forecast - Sleepy Hollow, IL

9 AM
23°F
0%
2mph
WNW
Partly Cloudy
Humidity
75%
Feels like
23°F
Dew Point
16°F
10 AM
24°F
0%
2mph
WNW
Partly Cloudy
Humidity
72%
Feels like
24°F
Dew Point
17°F
11 AM
25°F
0%
2mph
W
Partly Cloudy
Humidity
70%
Feels like
25°F
Dew Point
17°F
12 PM
26°F
0%
2mph
W
Mostly Cloudy
Humidity
69%
Feels like
26°F
Dew Point
17°F
1 PM
26°F
0%
2mph
W
Mostly Cloudy
Humidity
69%
Feels like
26°F
Dew Point
18°F
2 PM
26°F
0%
1mph
W
Cloudy
Humidity
70%
Feels like
26°F
Dew Point
18°F
3 PM
26°F
0%
0mph
W
Cloudy
Humidity
72%
Feels like
26°F
Dew Point
18°F
4 PM
25°F
0%
0mph
W
Cloudy
Humidity
76%
Feels like
25°F
Dew Point
19°F
4:21 PM
5 PM
24°F
0%
0mph
N
Cloudy
Humidity
80%
Feels like
24°F
Dew Point
19°F
6 PM
23°F
0%
0mph
N
Cloudy
Humidity
81%
Feels like
23°F
Dew Point
18°F
7 PM
22°F
0%
0mph
N
Cloudy
Humidity
84%
Feels like
22°F
Dew Point
18°F
8 PM
21°F
30%
0mph
ENE
30 % Chance of Heavy Snow
Humidity
86%
Feels like
21°F
Dew Point
18°F
9 PM
20°F
30%
0mph
ENE
30 % Chance of Heavy Snow
Humidity
87%
Feels like
20°F
Dew Point
17°F
10 PM
19°F
30%
0mph
NE
30 % Chance of Heavy Snow
Humidity
87%
Feels like
19°F
Dew Point
16°F
11 PM
19°F
30%
0mph
NE
30 % Chance of Heavy Snow
Humidity
88%
Feels like
19°F
Dew Point
16°F

Snowfall forecast through Saturday A.M.

More Snow Across the Northern U.S. into the Midwest

The parade of snow will continue across the northern U.S. and Midwest through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Rains Finally Easing Across the Northwest

Today's Weather Outlook

Today'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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Traffic Cameras

Weather Cameras

Outdoor Sports Guide