Hourly Weather in Chehalis, Washington, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
3 km/h
Calm
4 km/h
Calm
3 km/h
Calm
2 km/h
Calm
4 km/h
Calm
5 km/h
Calm
6 km/h
Calm
10 km/h
Light
13 km/h
Light
Humidity
95%
Extremely humid
91%
Extremely humid
82%
Extremely humid
73%
Extremely humid
67%
Humid
55%
Comfortable
57%
Comfortable
52%
Comfortable
52%
Comfortable
Visibility
12 km
Good
13 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1015 hPa
Normal
1015 hPa
Normal
1016 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
Clouds
100%
98%
51%
38%
23%
6%
8%
8%
7%
Dew point
14°
14°
14°
14°
15°
13°
15°
14°
15°
UV Index
0
1
2
4
6
7
8
7
6
Air quality
17
Good
19
Good
21
Good
24
Good
26
Good
28
Good
31
Good
32
Good
33
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
4.3 μg/m3
4.3 μg/m3
4.3 μg/m3
4.3 μg/m3
4.3 μg/m3
4.3 μg/m3
4.5 μg/m3
4.3 μg/m3
4 μg/m3
PM25
3.1 μg/m3
3.4 μg/m3
3.8 μg/m3
4.3 μg/m3
4.7 μg/m3
5 μg/m3
3.4 μg/m3
3.3 μg/m3
3.1 μg/m3
NO2
3 ppb
1.7 ppb
1.3 ppb
0.9 ppb
0.6 ppb
0.5 ppb
0.5 ppb
0.4 ppb
0.4 ppb
SO2
0.1 ppb
0.1 ppb
0.1 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.3 ppb
0.3 ppb
0.3 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
8.5 ppb
10.4 ppb
12.5 ppb
14.8 ppb
16.9 ppb
18.7 ppb
33.4 ppb
34.7 ppb
35 ppb