Hourly Weather in Keystone, California, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
8 mph
Light
8 mph
Light
7 mph
Light
7 mph
Light
7 mph
Light
7 mph
Light
10 mph
Light
10 mph
Breezy
11 mph
Breezy
Humidity
75%
Extremely humid
76%
Extremely humid
76%
Extremely humid
76%
Extremely humid
76%
Extremely humid
71%
Extremely humid
63%
Humid
55%
Comfortable
45%
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
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1018 hPa
High
1018 hPa
High
1018 hPa
High
1019 hPa
High
1019 hPa
High
1019 hPa
High
Clouds
0%
39%
12%
0%
1%
1%
0%
0%
3%
Dew point
33°
31°
31°
30°
30°
31°
32°
32°
32°
UV Index
0
0
0
0
0
0
0
1
2
Air quality
27
Good
25
Good
25
Good
24
Good
24
Good
25
Good
25
Good
27
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
0.17 μg/ft3
0.16 μg/ft3
0.16 μg/ft3
0.16 μg/ft3
0.18 μg/ft3
0.18 μg/ft3
0.18 μg/ft3
0.16 μg/ft3
0.14 μg/ft3
PM25
0.16 μg/ft3
0.16 μg/ft3
0.15 μg/ft3
0.16 μg/ft3
0.17 μg/ft3
0.18 μg/ft3
0.17 μg/ft3
0.15 μg/ft3
0.13 μg/ft3
NO2
3.98 ppb
3.26 ppb
3.76 ppb
4.25 ppb
4.75 ppb
4.04 ppb
3.33 ppb
2.62 ppb
2.16 ppb
SO2
0.26 ppb
0.24 ppb
0.25 ppb
0.26 ppb
0.27 ppb
0.28 ppb
0.29 ppb
0.3 ppb
0.28 ppb
CO
0.16 ppb
0.16 ppb
0.16 ppb
0.16 ppb
0.16 ppb
0.16 ppb
0.16 ppb
0.15 ppb
0.15 ppb
O3
27 ppb
27.7 ppb
26.6 ppb
25.6 ppb
24.5 ppb
26.7 ppb
28.8 ppb
30.9 ppb
34.9 ppb