Hourly Weather in Portage, Illinois, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
2 km/h
Calm
8 km/h
Calm
5 km/h
Calm
4 km/h
Calm
5 km/h
Calm
4 km/h
Calm
6 km/h
Calm
5 km/h
Calm
5 km/h
Calm
Humidity
76%
Extremely humid
78%
Extremely humid
86%
Extremely humid
89%
Extremely humid
90%
Extremely humid
91%
Extremely humid
94%
Extremely humid
93%
Extremely humid
94%
Extremely humid
Visibility
14 km
Good
16 km
Good
15 km
Good
14 km
Good
13 km
Good
12 km
Good
12 km
Good
12 km
Good
12 km
Good
Pressure
1012 hPa
Normal
1010 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
1011 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
Clouds
21%
26%
7%
100%
85%
100%
96%
100%
99%
Dew point
23°
22°
23°
23°
23°
22°
22°
22°
22°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
50
Moderate
50
Moderate
51
Moderate
52
Moderate
52
Moderate
53
Moderate
53
Moderate
54
Moderate
36
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
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
Pollutants
Low risk
High risk
PM10
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
16.2 μg/m3
6.8 μg/m3
PM25
8.9 μg/m3
9 μg/m3
9.2 μg/m3
9.4 μg/m3
9.7 μg/m3
10 μg/m3
10.3 μg/m3
10.6 μg/m3
6.4 μg/m3
NO2
3.1 ppb
4.5 ppb
5.8 ppb
6.1 ppb
6.5 ppb
6.8 ppb
7.1 ppb
7.3 ppb
7.7 ppb
SO2
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
41 ppb
41.1 ppb
41.3 ppb
41.6 ppb
41.9 ppb
42.3 ppb
42.6 ppb
42.9 ppb
19.5 ppb