Hourly Weather in Sitka, Alaska, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 mph
Light
4 mph
Calm
4 mph
Calm
3 mph
Calm
3 mph
Calm
2 mph
Calm
2 mph
Calm
1 mph
Calm
2 mph
Calm
Humidity
42%
Dry
38%
Dry
36%
Dry
34%
Dry
33%
Dry
34%
Dry
41%
Dry
56%
Comfortable
49%
Comfortable
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
Pressure
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1009 hPa
Normal
1009 hPa
Normal
1010 hPa
Normal
Clouds
0%
0%
0%
9%
2%
18%
41%
0%
0%
Dew point
30°
28°
28°
27°
26°
26°
30°
33°
26°
UV Index
3
3
3
2
1
0
0
0
0
Air quality
46
Good
46
Good
47
Good
47
Good
47
Good
47
Good
47
Good
47
Good
47
Good
Pollen index
Tree
3 / 5
4 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
4 / 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
0.47 μg/ft3
0.45 μg/ft3
0.42 μg/ft3
0.40 μg/ft3
0.39 μg/ft3
0.38 μg/ft3
0.38 μg/ft3
0.37 μg/ft3
0.36 μg/ft3
PM25
0.31 μg/ft3
0.29 μg/ft3
0.27 μg/ft3
0.26 μg/ft3
0.25 μg/ft3
0.25 μg/ft3
0.24 μg/ft3
0.24 μg/ft3
0.23 μg/ft3
NO2
0.02 ppb
0.02 ppb
0.02 ppb
0.02 ppb
0.02 ppb
0.03 ppb
0.03 ppb
0.08 ppb
0.13 ppb
SO2
0.05 ppb
0.04 ppb
0.04 ppb
0.04 ppb
0.04 ppb
0.04 ppb
0.04 ppb
0.03 ppb
0.03 ppb
CO
0.11 ppb
0.11 ppb
0.11 ppb
0.11 ppb
0.11 ppb
0.11 ppb
0.11 ppb
0.11 ppb
0.11 ppb
O3
51.27 ppb
51.33 ppb
51.4 ppb
51.47 ppb
51.39 ppb
51.32 ppb
51.24 ppb
49.81 ppb
48.37 ppb