Hourly Weather Forecast - Piasa, IL

12 AM
28°F
10%
10mph
WNW
Clear
Humidity
58%
Feels like
19°F
Dew Point
15°F
1 AM
27°F
10%
9mph
WNW
Clear
Humidity
58%
Feels like
18°F
Dew Point
14°F
2 AM
26°F
0%
9mph
NW
Clear
Humidity
58%
Feels like
18°F
Dew Point
14°F
3 AM
26°F
0%
8mph
NW
Clear
Humidity
59%
Feels like
17°F
Dew Point
13°F
4 AM
25°F
0%
8mph
NW
Clear
Humidity
60%
Feels like
16°F
Dew Point
13°F

Snowfall forecast through Sunday A.M.

Snow Spreads Across the Midwest into the Mid-Atlantic

A fast moving disturbance will bring snow to the Midwest and Mid-Atlantic this weekend.

Weekend Weather Outlook

Weekend Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

Story Image via pixabay.com

Winter Precipitation

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