Hourly Weather in Mountain Ash, Kentucky, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
8 mph
Light
9 mph
Light
10 mph
Breezy
11 mph
Breezy
13 mph
Breezy
13 mph
Breezy
14 mph
Breezy
13 mph
Breezy
13 mph
Breezy
Humidity
80%
Extremely humid
80%
Extremely humid
78%
Extremely humid
76%
Extremely humid
76%
Extremely humid
81%
Extremely humid
84%
Extremely humid
88%
Extremely humid
86%
Extremely humid
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
4 mi
Fair
3 mi
Low
2 mi
Low
8 mi
Good
Pressure
1018 hPa
High
1018 hPa
High
1018 hPa
High
1018 hPa
High
1018 hPa
High
1017 hPa
Normal
1015 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
Clouds
100%
100%
100%
100%
100%
98%
100%
100%
99%
Dew point
38°
38°
39°
40°
42°
43°
45°
46°
47°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
36
Good
33
Good
31
Good
29
Good
28
Good
28
Good
28
Good
29
Good
29
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
0.22 μg/ft3
0.21 μg/ft3
0.20 μg/ft3
0.18 μg/ft3
0.17 μg/ft3
0.16 μg/ft3
0.16 μg/ft3
0.14 μg/ft3
0.12 μg/ft3
PM25
1.01 μg/ft3
0.94 μg/ft3
0.89 μg/ft3
0.81 μg/ft3
0.75 μg/ft3
0.74 μg/ft3
0.70 μg/ft3
0.62 μg/ft3
0.55 μg/ft3
NO2
3.9 ppb
3.8 ppb
3.6 ppb
3.5 ppb
3.3 ppb
3.1 ppb
2.9 ppb
2.6 ppb
2.3 ppb
SO2
1.8 ppb
1.7 ppb
1.6 ppb
1.4 ppb
1.4 ppb
1.3 ppb
1.3 ppb
1 ppb
0.8 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
26.4 ppb
26.5 ppb
26.8 ppb
27.2 ppb
27.5 ppb
27.9 ppb
28.1 ppb
28.5 ppb
29.2 ppb