Hourly Weather in Johnstown, Alabama, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
8 km/h
Calm
10 km/h
Light
11 km/h
Light
5 km/h
Calm
6 km/h
Calm
6 km/h
Calm
7 km/h
Calm
2 km/h
Calm
5 km/h
Calm
Humidity
54%
Comfortable
47%
Comfortable
55%
Comfortable
62%
Humid
65%
Humid
69%
Humid
72%
Extremely humid
75%
Extremely humid
76%
Extremely humid
Visibility
16 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
1011 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1009 hPa
Low
1010 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
Clouds
0%
0%
0%
0%
0%
0%
0%
0%
0%
Dew point
23°
21°
23°
24°
23°
23°
23°
23°
23°
UV Index
4
2
1
0
0
0
0
0
0
Air quality
45
Good
49
Good
52
Moderate
54
Moderate
57
Moderate
59
Moderate
61
Moderate
75
Moderate
80
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
23.2 μg/m3
25.6 μg/m3
PM25
8 μg/m3
8.8 μg/m3
9.8 μg/m3
10.9 μg/m3
12.1 μg/m3
13.2 μg/m3
14.2 μg/m3
21.8 μg/m3
24.1 μg/m3
NO2
0.4 ppb
0.8 ppb
1.3 ppb
1.7 ppb
3.1 ppb
4.6 ppb
6 ppb
7.9 ppb
9.3 ppb
SO2
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.3 ppb
0.3 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
O3
39.4 ppb
38.6 ppb
37.4 ppb
36 ppb
34.5 ppb
33.1 ppb
31.9 ppb
27.9 ppb
24.5 ppb