Hourly Weather in Portland, Tennessee, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
2 km/h
Calm
3 km/h
Calm
2 km/h
Calm
2 km/h
Calm
3 km/h
Calm
3 km/h
Calm
4 km/h
Calm
7 km/h
Calm
11 km/h
Light
Humidity
88%
Extremely humid
80%
Extremely humid
80%
Extremely humid
81%
Extremely humid
81%
Extremely humid
81%
Extremely humid
81%
Extremely humid
78%
Extremely humid
68%
Humid
Visibility
14 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1017 hPa
Normal
1018 hPa
Normal
1018 hPa
High
1018 hPa
High
1018 hPa
High
1018 hPa
Normal
1019 hPa
High
1019 hPa
High
1020 hPa
High
Clouds
100%
66%
100%
100%
100%
100%
89%
100%
51%
Dew point
20°
18°
18°
18°
18°
18°
18°
18°
18°
UV Index
0
0
0
0
0
0
0
1
3
Air quality
53
Moderate
52
Moderate
52
Moderate
50
Moderate
48
Good
46
Good
44
Good
56
Moderate
56
Moderate
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
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12 μg/m3
11.9 μg/m3
PM25
10 μg/m3
9.8 μg/m3
9.4 μg/m3
9 μg/m3
8.6 μg/m3
8.2 μg/m3
7.9 μg/m3
11.7 μg/m3
11.6 μg/m3
NO2
6 ppb
6.7 ppb
7.3 ppb
8 ppb
7.9 ppb
7.7 ppb
7.6 ppb
4.6 ppb
2.9 ppb
SO2
1.1 ppb
1.1 ppb
1.1 ppb
1.1 ppb
1 ppb
1 ppb
1 ppb
1.1 ppb
1.2 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
24.5 ppb
26 ppb
28.1 ppb
30.5 ppb
33 ppb
35.4 ppb
37.5 ppb
27.9 ppb
36.7 ppb