Hourly Weather in Belfast, Washington, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
7 mph
Light
7 mph
Light
8 mph
Light
9 mph
Light
10 mph
Breezy
11 mph
Breezy
10 mph
Light
10 mph
Breezy
9 mph
Light
Humidity
76%
Extremely humid
75%
Extremely humid
73%
Extremely humid
70%
Humid
68%
Humid
68%
Humid
73%
Extremely humid
80%
Extremely humid
85%
Extremely humid
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
2 mi
Low
0 mi
Low
Pressure
1018 hPa
High
1018 hPa
High
1017 hPa
Normal
1016 hPa
Normal
1015 hPa
Normal
1014 hPa
Normal
1013 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
Clouds
100%
100%
100%
100%
100%
100%
100%
100%
100%
Dew point
26°
26°
25°
24°
23°
24°
26°
27°
29°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
37
Good
36
Good
36
Good
36
Good
35
Good
34
Good
35
Good
34
Good
34
Good
Pollen index
Tree
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Weed
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 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
0.06 μg/ft3
0.06 μg/ft3
0.06 μg/ft3
0.06 μg/ft3
0.07 μg/ft3
0.07 μg/ft3
0.07 μg/ft3
0.08 μg/ft3
0.08 μg/ft3
PM25
0.05 μg/ft3
0.05 μg/ft3
0.05 μg/ft3
0.05 μg/ft3
0.05 μg/ft3
0.06 μg/ft3
0.06 μg/ft3
0.06 μg/ft3
0.07 μg/ft3
NO2
1.24 ppb
1.34 ppb
1.37 ppb
1.39 ppb
1.42 ppb
1.35 ppb
1.29 ppb
1.22 ppb
1.27 ppb
SO2
0.2 ppb
0.19 ppb
0.17 ppb
0.16 ppb
0.15 ppb
0.15 ppb
0.15 ppb
0.14 ppb
0.15 ppb
CO
0.14 ppb
0.15 ppb
0.15 ppb
0.15 ppb
0.15 ppb
0.15 ppb
0.15 ppb
0.15 ppb
0.15 ppb
O3
38 ppb
37 ppb
36.2 ppb
35.5 ppb
34.7 ppb
34.9 ppb
35.1 ppb
35.3 ppb
36.1 ppb