Hourly Weather in Observation Knob, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
3 km/h
Calm
1 km/h
Calm
4 km/h
Calm
12 km/h
Light
4 km/h
Calm
6 km/h
Calm
3 km/h
Calm
4 km/h
Calm
5 km/h
Calm
Humidity
71%
Extremely humid
71%
Extremely humid
76%
Extremely humid
75%
Extremely humid
85%
Extremely humid
87%
Extremely humid
93%
Extremely humid
90%
Extremely humid
90%
Extremely humid
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
9 km
Fair
13 km
Good
14 km
Good
14 km
Good
Pressure
1016 hPa
Normal
1016 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1018 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
Clouds
35%
31%
92%
100%
100%
100%
100%
100%
100%
Dew point
20°
20°
21°
19°
20°
20°
20°
20°
19°
UV Index
1
0
0
0
0
0
0
0
0
Air quality
26
Good
26
Good
26
Good
26
Good
25
Good
28
Good
30
Good
24
Good
24
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
5.4 μg/m3
5.4 μg/m3
5.4 μg/m3
5.4 μg/m3
5.4 μg/m3
5.4 μg/m3
5.4 μg/m3
1.4 μg/m3
1 μg/m3
PM25
3 μg/m3
3.3 μg/m3
3.6 μg/m3
4.1 μg/m3
4.5 μg/m3
4.9 μg/m3
5.3 μg/m3
1.4 μg/m3
1 μg/m3
NO2
1 ppb
1.5 ppb
2 ppb
2.3 ppb
2.6 ppb
3 ppb
2.6 ppb
1.4 ppb
1.3 ppb
SO2
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.1 ppb
0.1 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
28 ppb
27.9 ppb
27.7 ppb
27.5 ppb
27.3 ppb
27.1 ppb
27 ppb
26 ppb
25.6 ppb