Hourly Weather Forecast - Piasa, IL

12 AM
30°F
0%
13mph
SSW
Mostly Clear
Humidity
41%
Feels like
20°F
Dew Point
9°F
1 AM
30°F
0%
12mph
SSW
Clear
Humidity
43%
Feels like
20°F
Dew Point
11°F
2 AM
30°F
0%
12mph
SW
Clear
Humidity
46%
Feels like
20°F
Dew Point
12°F
3 AM
30°F
0%
11mph
SW
Clear
Humidity
49%
Feels like
20°F
Dew Point
13°F
4 AM
29°F
0%
11mph
SW
Clear
Humidity
53%
Feels like
20°F
Dew Point
15°F
5 AM
29°F
0%
10mph
SW
Clear
Humidity
57%
Feels like
20°F
Dew Point
16°F
6 AM
29°F
0%
10mph
SW
Clear
Humidity
60%
Feels like
20°F
Dew Point
17°F
7 AM
30°F
0%
10mph
SW
Clear
Humidity
61%
Feels like
21°F
Dew Point
18°F
7:15 AM
8 AM
31°F
0%
10mph
SW
Sunny
Humidity
61%
Feels like
23°F
Dew Point
19°F
9 AM
33°F
0%
10mph
WSW
Sunny
Humidity
59%
Feels like
25°F
Dew Point
20°F
10 AM
36°F
0%
11mph
WSW
Partly Cloudy
Humidity
55%
Feels like
28°F
Dew Point
21°F
11 AM
39°F
0%
11mph
WSW
Mostly Cloudy
Humidity
51%
Feels like
32°F
Dew Point
22°F
12 PM
41°F
10%
11mph
W
Cloudy
Humidity
47%
Feels like
34°F
Dew Point
22°F
1 PM
42°F
10%
11mph
W
Cloudy
Humidity
45%
Feels like
36°F
Dew Point
22°F
2 PM
43°F
10%
11mph
W
Cloudy
Humidity
44%
Feels like
37°F
Dew Point
23°F
3 PM
42°F
10%
11mph
W
Cloudy
Humidity
45%
Feels like
36°F
Dew Point
23°F
4 PM
41°F
10%
9mph
WNW
Cloudy
Humidity
49%
Feels like
35°F
Dew Point
23°F
5 PM
38°F
10%
8mph
WNW
Cloudy
Humidity
55%
Feels like
32°F
Dew Point
23°F
5:08 PM
6 PM
35°F
10%
7mph
WNW
Cloudy
Humidity
60%
Feels like
30°F
Dew Point
23°F
7 PM
34°F
10%
7mph
NW
Cloudy
Humidity
63%
Feels like
28°F
Dew Point
23°F
8 PM
32°F
10%
7mph
NW
Cloudy
Humidity
66%
Feels like
26°F
Dew Point
22°F
9 PM
31°F
10%
8mph
NW
Cloudy
Humidity
68%
Feels like
24°F
Dew Point
22°F
10 PM
30°F
10%
8mph
NNW
Mostly Cloudy
Humidity
69%
Feels like
22°F
Dew Point
21°F
11 PM
28°F
10%
8mph
NNW
Mostly Cloudy
Humidity
68%
Feels like
21°F
Dew Point
19°F

Snow Forecast through Saturday

Multiple Snowy Systems Hit Great Lakes, Northeast

An exiting low pressure system will produce additional light snow across Maine while a new disturbance will track across the Upper Midwest and Great Lakes.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide