Hourly Weather Forecast - Port Byron, IL

12 AM
64°F
0%
10mph
SSW
Clear
Humidity
61%
Feels like
64°F
Dew Point
50°F
1 AM
63°F
0%
11mph
SSW
Clear
Humidity
61%
Feels like
63°F
Dew Point
50°F
2 AM
63°F
0%
11mph
SSW
Mostly Clear
Humidity
62%
Feels like
63°F
Dew Point
50°F
3 AM
62°F
10%
11mph
SW
Partly Cloudy
Humidity
62%
Feels like
62°F
Dew Point
49°F
4 AM
62°F
10%
10mph
SW
Partly Cloudy
Humidity
63%
Feels like
62°F
Dew Point
49°F
5 AM
61°F
10%
5mph
WSW
Partly Cloudy
Humidity
66%
Feels like
61°F
Dew Point
49°F
6 AM
58°F
10%
4mph
NNW
Mostly Cloudy
Humidity
72%
Feels like
58°F
Dew Point
49°F
7 AM
55°F
0%
8mph
N
Mostly Cloudy
Humidity
78%
Feels like
55°F
Dew Point
48°F
7:01 AM
8 AM
54°F
0%
11mph
NNE
Cloudy
Humidity
80%
Feels like
54°F
Dew Point
47°F
9 AM
54°F
0%
14mph
NNE
Cloudy
Humidity
76%
Feels like
54°F
Dew Point
46°F
10 AM
54°F
0%
14mph
NNE
Cloudy
Humidity
73%
Feels like
54°F
Dew Point
45°F
11 AM
54°F
0%
14mph
NNE
Cloudy
Humidity
71%
Feels like
54°F
Dew Point
45°F
12 PM
53°F
10%
15mph
NNE
Cloudy
Humidity
70%
Feels like
53°F
Dew Point
44°F
1 PM
53°F
10%
16mph
NNE
Cloudy
Humidity
67%
Feels like
53°F
Dew Point
43°F
2 PM
53°F
10%
16mph
NNE
Cloudy
Humidity
64%
Feels like
53°F
Dew Point
41°F
3 PM
52°F
10%
16mph
N
Cloudy
Humidity
62%
Feels like
52°F
Dew Point
40°F
4 PM
51°F
10%
16mph
N
Cloudy
Humidity
61%
Feels like
51°F
Dew Point
38°F
5 PM
49°F
10%
15mph
N
Mostly Cloudy
Humidity
60%
Feels like
44°F
Dew Point
36°F
6 PM
47°F
0%
15mph
N
Partly Cloudy
Humidity
61%
Feels like
41°F
Dew Point
35°F
7 PM
45°F
0%
14mph
N
Partly Cloudy
Humidity
63%
Feels like
39°F
Dew Point
33°F
7:15 PM
8 PM
43°F
0%
13mph
N
Mostly Cloudy
Humidity
65%
Feels like
37°F
Dew Point
32°F
9 PM
43°F
0%
11mph
N
Mostly Cloudy
Humidity
65%
Feels like
36°F
Dew Point
31°F
10 PM
42°F
0%
10mph
N
Mostly Cloudy
Humidity
64%
Feels like
36°F
Dew Point
31°F
11 PM
41°F
0%
9mph
N
Mostly Cloudy
Humidity
64%
Feels like
35°F
Dew Point
30°F

Saturday's High Temperature Outlook

Scorching Heat Continues Across the Southwest

Dozens of record high temperatures will be challenged or shattered across the Southwest today.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

(Image provided by Pixabay.com)

Lightning Safety

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

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