Hourly Weather Forecast - Sycamore, IL

6 AM
31°F
0%
14mph
S
Partly Cloudy
Humidity
87%
Feels like
21°F
Dew Point
28°F
7 AM
32°F
0%
14mph
SSW
Mostly Cloudy
Humidity
86%
Feels like
22°F
Dew Point
28°F
7:18 AM
8 AM
34°F
0%
13mph
SSW
Cloudy
Humidity
84%
Feels like
24°F
Dew Point
29°F
9 AM
35°F
0%
12mph
SSW
Cloudy
Humidity
82%
Feels like
27°F
Dew Point
30°F
10 AM
37°F
10%
12mph
SW
Cloudy
Humidity
80%
Feels like
29°F
Dew Point
31°F
11 AM
37°F
10%
11mph
WSW
Cloudy
Humidity
78%
Feels like
30°F
Dew Point
31°F
12 PM
38°F
10%
10mph
W
Cloudy
Humidity
76%
Feels like
31°F
Dew Point
31°F
1 PM
37°F
0%
9mph
W
Mostly Cloudy
Humidity
76%
Feels like
31°F
Dew Point
30°F
2 PM
36°F
0%
8mph
WNW
Mostly Cloudy
Humidity
76%
Feels like
30°F
Dew Point
30°F
3 PM
35°F
0%
7mph
WNW
Partly Cloudy
Humidity
77%
Feels like
29°F
Dew Point
28°F
4 PM
33°F
0%
7mph
WNW
Partly Cloudy
Humidity
77%
Feels like
26°F
Dew Point
27°F
4:25 PM
5 PM
31°F
0%
8mph
W
Mostly Clear
Humidity
76%
Feels like
24°F
Dew Point
24°F
6 PM
29°F
0%
9mph
W
Mostly Clear
Humidity
73%
Feels like
21°F
Dew Point
21°F
7 PM
27°F
0%
10mph
WNW
Mostly Clear
Humidity
71%
Feels like
18°F
Dew Point
19°F
8 PM
26°F
0%
11mph
WNW
Clear
Humidity
68%
Feels like
16°F
Dew Point
17°F
9 PM
26°F
0%
11mph
WNW
Clear
Humidity
67%
Feels like
15°F
Dew Point
16°F
10 PM
25°F
0%
12mph
WNW
Clear
Humidity
67%
Feels like
14°F
Dew Point
15°F
11 PM
24°F
0%
12mph
WNW
Clear
Humidity
69%
Feels like
13°F
Dew Point
15°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Weekend Weather Outlook

Weekend Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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