Hourly Weather in Grayson, Kentucky, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
4 km/h
Calm
3 km/h
Calm
2 km/h
Calm
1 km/h
Calm
1 km/h
Calm
4 km/h
Calm
4 km/h
Calm
6 km/h
Calm
11 km/h
Light
Humidity
79%
Extremely humid
71%
Extremely humid
66%
Humid
59%
Comfortable
52%
Comfortable
47%
Comfortable
42%
Dry
38%
Dry
35%
Dry
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1013 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1012 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1009 hPa
Low
Clouds
6%
8%
4%
3%
10%
8%
77%
100%
92%
Dew point
19°
19°
19°
19°
18°
18°
17°
16°
15°
UV Index
1
2
4
5
5
5
4
3
2
Air quality
56
Moderate
58
Moderate
60
Moderate
62
Moderate
64
Moderate
66
Moderate
117
Unhealthy for sensitive groups
116
Unhealthy for sensitive groups
118
Unhealthy for sensitive groups
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
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
45.5 μg/m3
44.8 μg/m3
45.5 μg/m3
PM25
11.7 μg/m3
12.7 μg/m3
13.7 μg/m3
14.9 μg/m3
16 μg/m3
16.9 μg/m3
41.9 μg/m3
41.3 μg/m3
42.1 μg/m3
NO2
2.8 ppb
1.8 ppb
0.9 ppb
0.7 ppb
0.6 ppb
0.5 ppb
0.6 ppb
0.6 ppb
0.6 ppb
SO2
0.9 ppb
0.9 ppb
1 ppb
0.9 ppb
0.8 ppb
0.7 ppb
0.8 ppb
0.8 ppb
0.9 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
13.1 ppb
16.2 ppb
19.9 ppb
23.6 ppb
27.2 ppb
30.3 ppb
62.7 ppb
62.7 ppb
62.3 ppb