Hourly Weather in Chalk Knob, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
15 km/h
Light
1 km/h
Calm
6 km/h
Calm
18 km/h
Breezy
20 km/h
Breezy
19 km/h
Breezy
17 km/h
Breezy
14 km/h
Light
14 km/h
Light
Humidity
83%
Extremely humid
87%
Extremely humid
91%
Extremely humid
83%
Extremely humid
78%
Extremely humid
67%
Humid
58%
Comfortable
52%
Comfortable
48%
Comfortable
Visibility
16 km
Good
15 km
Good
13 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
Clouds
1%
3%
43%
3%
16%
11%
1%
0%
1%
Dew point
21°
21°
22°
22°
22°
21°
20°
19°
19°
UV Index
0
0
0
0
2
4
7
9
11
Air quality
66
Moderate
66
Moderate
65
Moderate
65
Moderate
65
Moderate
64
Moderate
57
Moderate
58
Moderate
58
Moderate
Pollen index
Tree
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Weed
2 / 5
2 / 5
2 / 5
2 / 5
2 / 5
2 / 5
2 / 5
2 / 5
2 / 5
Grass
3 / 5
3 / 5
3 / 5
3 / 5
3 / 5
3 / 5
3 / 5
3 / 5
3 / 5
Pollutants
Low risk
High risk
PM10
63 μg/m3
63 μg/m3
63 μg/m3
63 μg/m3
63 μg/m3
63 μg/m3
19.7 μg/m3
19.9 μg/m3
20.2 μg/m3
PM25
17 μg/m3
16.9 μg/m3
16.7 μg/m3
16.6 μg/m3
16.4 μg/m3
16.2 μg/m3
12.5 μg/m3
12.6 μg/m3
12.8 μg/m3
NO2
2.5 ppb
2.7 ppb
2.8 ppb
2.3 ppb
1.7 ppb
1.1 ppb
0.9 ppb
0.7 ppb
0.5 ppb
SO2
0.4 ppb
0.4 ppb
0.5 ppb
0.5 ppb
0.5 ppb
0.5 ppb
0.5 ppb
0.4 ppb
0.4 ppb
CO
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
O3
13 ppb
15.2 ppb
18.3 ppb
21.9 ppb
25.6 ppb
29.1 ppb
31.9 ppb
35.6 ppb
39.1 ppb