Hourly Weather Forecast - Fillmore, IL

12 AM
48°F
10%
2mph
S
Mostly Clear
Humidity
88%
Feels like
48°F
Dew Point
44°F
1 AM
47°F
10%
3mph
S
Mostly Clear
Humidity
89%
Feels like
47°F
Dew Point
44°F
2 AM
46°F
0%
4mph
SSE
Partly Cloudy
Humidity
90%
Feels like
45°F
Dew Point
44°F
3 AM
46°F
0%
4mph
SSE
Partly Cloudy
Humidity
90%
Feels like
44°F
Dew Point
43°F
4 AM
46°F
10%
5mph
SSE
Partly Cloudy
Humidity
91%
Feels like
44°F
Dew Point
43°F
5 AM
46°F
10%
5mph
SSE
Partly Cloudy
Humidity
91%
Feels like
44°F
Dew Point
43°F
6 AM
46°F
10%
5mph
SSE
Partly Cloudy
Humidity
91%
Feels like
44°F
Dew Point
44°F

Rain And Snow Totals Through Monday

Atmospheric River Impacts Northern California

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

NOAA, NCDC

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Today's Weather Outlook

Today'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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