Hourly Weather in Johnston Field, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 mph
Calm
4 mph
Calm
5 mph
Calm
4 mph
Calm
6 mph
Light
5 mph
Calm
6 mph
Light
5 mph
Light
5 mph
Light
Humidity
92%
Extremely humid
92%
Extremely humid
92%
Extremely humid
93%
Extremely humid
93%
Extremely humid
92%
Extremely humid
92%
Extremely humid
91%
Extremely humid
88%
Extremely humid
Visibility
8 mi
Good
8 mi
Good
8 mi
Good
8 mi
Good
8 mi
Good
8 mi
Good
8 mi
Good
8 mi
Good
8 mi
Good
Pressure
1006 hPa
Low
1006 hPa
Low
1006 hPa
Low
1007 hPa
Low
1007 hPa
Low
1008 hPa
Low
1009 hPa
Normal
1010 hPa
Normal
1011 hPa
Normal
Clouds
99%
87%
96%
99%
100%
29%
3%
3%
4%
Dew point
64°
64°
64°
64°
64°
63°
61°
60°
58°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
37
Good
35
Good
36
Good
37
Good
36
Good
36
Good
36
Good
36
Good
37
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
0.34 μg/ft3
0.38 μg/ft3
0.40 μg/ft3
0.38 μg/ft3
0.34 μg/ft3
0.33 μg/ft3
0.35 μg/ft3
0.37 μg/ft3
0.39 μg/ft3
PM25
0.24 μg/ft3
0.26 μg/ft3
0.28 μg/ft3
0.26 μg/ft3
0.24 μg/ft3
0.23 μg/ft3
0.24 μg/ft3
0.25 μg/ft3
0.26 μg/ft3
NO2
3.18 ppb
2.97 ppb
2.76 ppb
2.28 ppb
1.79 ppb
1.3 ppb
1.41 ppb
1.52 ppb
1.63 ppb
SO2
0.17 ppb
0.16 ppb
0.15 ppb
0.15 ppb
0.14 ppb
0.13 ppb
0.15 ppb
0.16 ppb
0.18 ppb
CO
0.19 ppb
0.19 ppb
0.19 ppb
0.17 ppb
0.16 ppb
0.14 ppb
0.14 ppb
0.13 ppb
0.13 ppb
O3
36.16 ppb
34.59 ppb
33.03 ppb
32.91 ppb
32.8 ppb
32.69 ppb
30.02 ppb
27.35 ppb
24.68 ppb