Hourly Weather Forecast - Port Byron, IL

12 AM
44°F
60%
6mph
E
60% Chance of Light Rain
Humidity
96%
Feels like
41°F
Dew Point
43°F
1 AM
44°F
40%
6mph
E
40% Chance of Light Rain
Humidity
98%
Feels like
40°F
Dew Point
43°F
2 AM
44°F
20%
6mph
E
Foggy
Humidity
100%
Feels like
40°F
Dew Point
44°F
3 AM
44°F
10%
5mph
E
Foggy
Humidity
100%
Feels like
41°F
Dew Point
44°F
4 AM
44°F
10%
3mph
E
Foggy
Humidity
100%
Feels like
42°F
Dew Point
44°F
5 AM
44°F
20%
2mph
SSE
Foggy
Humidity
100%
Feels like
44°F
Dew Point
44°F
6 AM
44°F
50%
3mph
SW
50% Chance of Light Rain
Humidity
100%
Feels like
44°F
Dew Point
44°F
6:30 AM
7 AM
45°F
40%
3mph
WSW
40% Chance of Light Rain
Humidity
100%
Feels like
44°F
Dew Point
45°F
8 AM
47°F
20%
4mph
W
Cloudy
Humidity
98%
Feels like
45°F
Dew Point
46°F
9 AM
48°F
20%
5mph
W
Cloudy
Humidity
96%
Feels like
46°F
Dew Point
47°F
10 AM
50°F
20%
6mph
W
Mostly Cloudy
Humidity
94%
Feels like
47°F
Dew Point
48°F
11 AM
51°F
20%
7mph
W
Mostly Cloudy
Humidity
93%
Feels like
51°F
Dew Point
49°F
12 PM
52°F
20%
8mph
W
Partly Cloudy
Humidity
89%
Feels like
52°F
Dew Point
49°F
1 PM
54°F
20%
9mph
W
Mostly Cloudy
Humidity
85%
Feels like
54°F
Dew Point
49°F
2 PM
55°F
20%
9mph
W
Mostly Cloudy
Humidity
80%
Feels like
55°F
Dew Point
48°F
3 PM
55°F
20%
8mph
W
Cloudy
Humidity
77%
Feels like
55°F
Dew Point
48°F
4 PM
54°F
10%
5mph
W
Cloudy
Humidity
77%
Feels like
54°F
Dew Point
47°F
5 PM
53°F
10%
0mph
W
Cloudy
Humidity
79%
Feels like
53°F
Dew Point
47°F
5:56 PM
6 PM
51°F
10%
3mph
E
Cloudy
Humidity
84%
Feels like
51°F
Dew Point
47°F
7 PM
49°F
10%
4mph
E
Mostly Cloudy
Humidity
88%
Feels like
48°F
Dew Point
46°F
8 PM
47°F
10%
4mph
ESE
Partly Cloudy
Humidity
93%
Feels like
46°F
Dew Point
45°F
9 PM
46°F
10%
4mph
ESE
Partly Cloudy
Humidity
96%
Feels like
44°F
Dew Point
44°F
10 PM
44°F
10%
4mph
ESE
Foggy
Humidity
99%
Feels like
42°F
Dew Point
44°F
11 PM
43°F
10%
4mph
ESE
Foggy
Humidity
100%
Feels like
40°F
Dew Point
43°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains tonight through the Northeast on Tuesday.

Today's Weather Outlook

Monday's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

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