Hourly Weather in Belfast, Washington, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 km/h
Calm
5 km/h
Calm
6 km/h
Calm
4 km/h
Calm
5 km/h
Calm
6 km/h
Calm
18 km/h
Breezy
22 km/h
Breezy
24 km/h
Breezy
Humidity
91%
Extremely humid
92%
Extremely humid
89%
Extremely humid
89%
Extremely humid
86%
Extremely humid
78%
Extremely humid
74%
Extremely humid
70%
Extremely humid
65%
Humid
Visibility
13 km
Good
12 km
Good
13 km
Good
14 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1014 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
Clouds
28%
9%
23%
100%
100%
100%
23%
41%
100%
Dew point
14°
14°
13°
14°
14°
13°
14°
13°
13°
UV Index
0
0
0
0
0
0
1
2
3
Air quality
14
Good
15
Good
17
Good
20
Good
22
Good
25
Good
27
Good
26
Good
23
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
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
Pollutants
Low risk
High risk
PM10
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
5.9 μg/m3
5.4 μg/m3
PM25
2.5 μg/m3
2.7 μg/m3
3.1 μg/m3
3.5 μg/m3
4 μg/m3
4.4 μg/m3
4.8 μg/m3
4.7 μg/m3
4 μg/m3
NO2
10.9 ppb
10.6 ppb
10.4 ppb
10.1 ppb
8.2 ppb
6.4 ppb
4.6 ppb
3.1 ppb
2.1 ppb
SO2
0.8 ppb
0.7 ppb
0.7 ppb
0.6 ppb
0.6 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
7.4 ppb
9.1 ppb
11.5 ppb
14.3 ppb
17.2 ppb
19.9 ppb
22.3 ppb
17 ppb
18.2 ppb