Hourly Weather in Portland, Wisconsin, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
10 mph
Breezy
9 mph
Light
7 mph
Light
6 mph
Light
6 mph
Light
6 mph
Light
6 mph
Light
5 mph
Calm
5 mph
Light
Humidity
69%
Humid
74%
Extremely humid
79%
Extremely humid
85%
Extremely humid
86%
Extremely humid
87%
Extremely humid
86%
Extremely humid
86%
Extremely humid
86%
Extremely humid
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
9 mi
Good
9 mi
Good
9 mi
Good
9 mi
Good
8 mi
Good
8 mi
Good
Pressure
1014 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
1015 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
Clouds
1%
1%
0%
1%
1%
1%
3%
5%
8%
Dew point
37°
37°
36°
36°
35°
34°
33°
32°
32°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
27
Good
27
Good
26
Good
24
Good
23
Good
21
Good
20
Good
19
Good
18
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
0.02 μg/ft3
0.03 μg/ft3
0.04 μg/ft3
0.05 μg/ft3
0.05 μg/ft3
0.06 μg/ft3
0.06 μg/ft3
0.06 μg/ft3
0.07 μg/ft3
PM25
0.02 μg/ft3
0.03 μg/ft3
0.04 μg/ft3
0.05 μg/ft3
0.05 μg/ft3
0.05 μg/ft3
0.05 μg/ft3
0.06 μg/ft3
0.06 μg/ft3
NO2
0.98 ppb
1.68 ppb
2.38 ppb
3.09 ppb
3.2 ppb
3.32 ppb
3.44 ppb
3.64 ppb
3.84 ppb
SO2
0.14 ppb
0.14 ppb
0.13 ppb
0.13 ppb
0.14 ppb
0.15 ppb
0.16 ppb
0.17 ppb
0.17 ppb
CO
0.15 ppb
0.16 ppb
0.16 ppb
0.17 ppb
0.17 ppb
0.17 ppb
0.17 ppb
0.17 ppb
0.17 ppb
O3
31.5 ppb
28.6 ppb
25.6 ppb
22.6 ppb
21.5 ppb
20.5 ppb
19.4 ppb
18.5 ppb
17.6 ppb