Hourly Weather Forecast - Piasa, IL

12 AM
30°F
0%
7mph
SE
Partly Cloudy
Humidity
64%
Feels like
23°F
Dew Point
19°F
1 AM
30°F
0%
8mph
SE
Partly Cloudy
Humidity
63%
Feels like
23°F
Dew Point
19°F
2 AM
30°F
10%
8mph
SSE
Partly Cloudy
Humidity
63%
Feels like
22°F
Dew Point
19°F
3 AM
30°F
10%
9mph
SSE
Partly Cloudy
Humidity
63%
Feels like
22°F
Dew Point
19°F
4 AM
30°F
10%
9mph
SSE
Mostly Cloudy
Humidity
63%
Feels like
21°F
Dew Point
19°F
5 AM
29°F
10%
9mph
SSE
Mostly Cloudy
Humidity
64%
Feels like
21°F
Dew Point
19°F
6 AM
29°F
10%
9mph
SSE
Mostly Cloudy
Humidity
63%
Feels like
21°F
Dew Point
19°F
7 AM
30°F
10%
10mph
SSE
Mostly Cloudy
Humidity
61%
Feels like
22°F
Dew Point
19°F
7:16 AM
8 AM
32°F
10%
10mph
SSE
Mostly Cloudy
Humidity
58%
Feels like
24°F
Dew Point
19°F
9 AM
34°F
10%
11mph
SSE
Partly Cloudy
Humidity
55%
Feels like
26°F
Dew Point
19°F
10 AM
36°F
10%
11mph
SSE
Partly Cloudy
Humidity
50%
Feels like
29°F
Dew Point
19°F
11 AM
39°F
10%
11mph
SSE
Mostly Sunny
Humidity
46%
Feels like
32°F
Dew Point
20°F
12 PM
41°F
10%
11mph
SSE
Sunny
Humidity
43%
Feels like
34°F
Dew Point
20°F
1 PM
42°F
10%
11mph
SSE
Sunny
Humidity
41%
Feels like
36°F
Dew Point
20°F
2 PM
44°F
10%
11mph
SSE
Sunny
Humidity
41%
Feels like
38°F
Dew Point
21°F
3 PM
44°F
10%
11mph
SSE
Sunny
Humidity
42%
Feels like
38°F
Dew Point
22°F
4 PM
43°F
10%
10mph
SSE
Mostly Sunny
Humidity
45%
Feels like
38°F
Dew Point
23°F
4:41 PM
5 PM
42°F
0%
10mph
SSE
Partly Cloudy
Humidity
50%
Feels like
36°F
Dew Point
24°F
6 PM
41°F
0%
9mph
SSE
Partly Cloudy
Humidity
54%
Feels like
35°F
Dew Point
26°F
7 PM
40°F
0%
9mph
SSE
Partly Cloudy
Humidity
58%
Feels like
34°F
Dew Point
27°F
8 PM
40°F
0%
9mph
S
Partly Cloudy
Humidity
62%
Feels like
34°F
Dew Point
28°F
9 PM
40°F
0%
9mph
S
Partly Cloudy
Humidity
66%
Feels like
34°F
Dew Point
30°F
10 PM
40°F
0%
9mph
S
Partly Cloudy
Humidity
70%
Feels like
34°F
Dew Point
31°F
11 PM
40°F
0%
9mph
S
Mostly Clear
Humidity
73%
Feels like
34°F
Dew Point
32°F

Forecast Peak Wind Gusts Today

High Winds, Rain, and Snow Cross the Country

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

Thursday's Weather Outlook

Today's Weather Outlook

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

How to Measure Snow via NWS

How To Measure Snow

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