Hourly Weather Forecast - Potomac, IL

12 AM
44°F
20%
5mph
NNW
Clear
Humidity
67%
Feels like
42°F
Dew Point
34°F
1 AM
43°F
20%
6mph
N
Mostly Clear
Humidity
68%
Feels like
40°F
Dew Point
34°F
2 AM
42°F
30%
7mph
N
30% Chance Rain Showers
Humidity
69%
Feels like
38°F
Dew Point
33°F
3 AM
41°F
30%
6mph
NNE
30% Chance Rain Showers
Humidity
69%
Feels like
37°F
Dew Point
32°F
4 AM
40°F
20%
6mph
NNE
Cloudy
Humidity
70%
Feels like
36°F
Dew Point
31°F
5 AM
39°F
10%
7mph
NNE
Cloudy
Humidity
72%
Feels like
35°F
Dew Point
31°F
6 AM
39°F
10%
7mph
NNE
Cloudy
Humidity
74%
Feels like
33°F
Dew Point
31°F
6:46 AM
7 AM
39°F
10%
8mph
NE
Cloudy
Humidity
74%
Feels like
33°F
Dew Point
31°F
8 AM
40°F
10%
8mph
NE
Cloudy
Humidity
71%
Feels like
35°F
Dew Point
31°F
9 AM
42°F
10%
9mph
NE
Cloudy
Humidity
66%
Feels like
37°F
Dew Point
32°F
10 AM
45°F
10%
10mph
ENE
Cloudy
Humidity
60%
Feels like
40°F
Dew Point
32°F
11 AM
47°F
10%
10mph
ENE
Cloudy
Humidity
55%
Feels like
43°F
Dew Point
32°F
12 PM
50°F
10%
10mph
ENE
Cloudy
Humidity
50%
Feels like
46°F
Dew Point
32°F
1 PM
52°F
10%
10mph
ENE
Mostly Cloudy
Humidity
46%
Feels like
52°F
Dew Point
32°F
2 PM
53°F
10%
10mph
E
Mostly Cloudy
Humidity
44%
Feels like
53°F
Dew Point
32°F
3 PM
54°F
0%
9mph
E
Partly Cloudy
Humidity
43%
Feels like
54°F
Dew Point
33°F
4 PM
55°F
10%
9mph
ESE
Partly Cloudy
Humidity
43%
Feels like
55°F
Dew Point
33°F
5 PM
54°F
10%
9mph
ESE
Partly Cloudy
Humidity
45%
Feels like
54°F
Dew Point
33°F
6 PM
53°F
10%
8mph
ESE
Partly Cloudy
Humidity
47%
Feels like
53°F
Dew Point
33°F
7 PM
51°F
0%
7mph
ESE
Partly Cloudy
Humidity
49%
Feels like
51°F
Dew Point
33°F
7:08 PM
8 PM
50°F
0%
7mph
ESE
Partly Cloudy
Humidity
52%
Feels like
50°F
Dew Point
33°F
9 PM
49°F
10%
7mph
SE
Partly Cloudy
Humidity
55%
Feels like
46°F
Dew Point
33°F
10 PM
48°F
10%
8mph
SE
Partly Cloudy
Humidity
58%
Feels like
44°F
Dew Point
34°F
11 PM
47°F
30%
8mph
SE
30% Chance Rain Showers
Humidity
61%
Feels like
43°F
Dew Point
34°F

Today's High Temperature Outlook

Dangerous Heat Continues Across the Southwest

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

Today's Weather Outlook

Today's Weather Outlook

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for March 19, 2026

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

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

When Does Spring Begin?

(Image provided by Pixabay.com)

Lightning Safety

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide