Hourly Weather in Waterfall, Alaska, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
1 mph
Calm
1 mph
Calm
1 mph
Calm
1 mph
Calm
1 mph
Calm
2 mph
Calm
2 mph
Calm
2 mph
Calm
2 mph
Calm
Humidity
76%
Extremely humid
76%
Extremely humid
82%
Extremely humid
88%
Extremely humid
90%
Extremely humid
95%
Extremely humid
98%
Extremely humid
98%
Extremely humid
99%
Extremely humid
Visibility
0 mi
Low
0 mi
Low
0 mi
Low
0 mi
Low
1 mi
Low
1 mi
Low
1 mi
Low
1 mi
Low
1 mi
Low
Pressure
1007 hPa
Low
1007 hPa
Low
1007 hPa
Low
1007 hPa
Low
1006 hPa
Low
1007 hPa
Low
1008 hPa
Low
1008 hPa
Low
1009 hPa
Low
Clouds
14%
38%
77%
88%
94%
100%
100%
100%
100%
Dew point
28°
27°
29°
30°
30°
32°
32°
32°
32°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
18
Good
17
Good
15
Good
14
Good
13
Good
12
Good
11
Good
12
Good
13
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
0.03 μg/ft3
0.03 μg/ft3
0.02 μg/ft3
0.02 μg/ft3
0.02 μg/ft3
0.02 μg/ft3
0.01 μg/ft3
0.01 μg/ft3
0.01 μg/ft3
PM25
0.03 μg/ft3
0.02 μg/ft3
0.02 μg/ft3
0.02 μg/ft3
0.01 μg/ft3
0.01 μg/ft3
0.01 μg/ft3
0.01 μg/ft3
0.01 μg/ft3
NO2
0.8 ppb
1 ppb
1.2 ppb
1.3 ppb
1.5 ppb
1.6 ppb
1.8 ppb
1.4 ppb
1.1 ppb
SO2
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
N/A
0.1 ppb
0.1 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
19.2 ppb
17.7 ppb
16.5 ppb
15.5 ppb
14.4 ppb
13.3 ppb
12.3 ppb
12.6 ppb
13.7 ppb