Hourly Weather Forecast - Sycamore, IL

8 PM
31°F
0%
12mph
WNW
Clear
Humidity
74%
Feels like
21°F
Dew Point
23°F
9 PM
29°F
0%
13mph
WNW
Clear
Humidity
72%
Feels like
19°F
Dew Point
21°F
10 PM
28°F
0%
13mph
WNW
Clear
Humidity
73%
Feels like
17°F
Dew Point
20°F
11 PM
26°F
0%
13mph
WNW
Clear
Humidity
73%
Feels like
15°F
Dew Point
19°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

Sunday's Weather Outlook

Sunday's 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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