Hourly Weather in Potomac, Illinois, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
6 km/h
Calm
6 km/h
Calm
8 km/h
Calm
9 km/h
Light
11 km/h
Light
10 km/h
Light
9 km/h
Light
12 km/h
Light
13 km/h
Light
Humidity
91%
Extremely humid
91%
Extremely humid
88%
Extremely humid
85%
Extremely humid
84%
Extremely humid
90%
Extremely humid
90%
Extremely humid
92%
Extremely humid
89%
Extremely humid
Visibility
7 km
Fair
14 km
Good
15 km
Good
16 km
Good
16 km
Good
14 km
Good
14 km
Good
13 km
Good
14 km
Good
Pressure
1018 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1017 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
Clouds
49%
8%
8%
100%
100%
100%
100%
100%
100%
Dew point
16°
15°
15°
15°
16°
17°
18°
19°
19°
UV Index
0
0
0
0
1
2
2
2
3
Air quality
31
Good
31
Good
32
Good
33
Good
34
Good
35
Good
35
Good
36
Good
41
Good
Pollen index
Tree
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Weed
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Grass
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
17.5 μg/m3
16.2 μg/m3
16.2 μg/m3
16.2 μg/m3
16.2 μg/m3
16.2 μg/m3
16.2 μg/m3
16.2 μg/m3
8 μg/m3
PM25
5.5 μg/m3
5.6 μg/m3
5.7 μg/m3
5.8 μg/m3
6 μg/m3
6.2 μg/m3
6.3 μg/m3
6.5 μg/m3
7.4 μg/m3
NO2
22.6 ppb
20.6 ppb
18.7 ppb
16.8 ppb
12.4 ppb
7.9 ppb
3.5 ppb
2.8 ppb
2.3 ppb
SO2
0.6 ppb
0.6 ppb
0.5 ppb
0.5 ppb
0.6 ppb
0.6 ppb
0.6 ppb
0.6 ppb
0.7 ppb
CO
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
18.3 ppb
19.3 ppb
21.2 ppb
23.8 ppb
26.8 ppb
29.9 ppb
32.9 ppb
35.5 ppb
39.2 ppb