Hourly Weather in Old North Saint Louis, Missouri, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 mph
Light
5 mph
Light
5 mph
Light
5 mph
Light
6 mph
Light
7 mph
Light
7 mph
Light
8 mph
Light
8 mph
Light
Humidity
75%
Extremely humid
74%
Extremely humid
74%
Extremely humid
73%
Extremely humid
72%
Extremely humid
73%
Extremely humid
74%
Extremely humid
74%
Extremely humid
74%
Extremely humid
Visibility
0 mi
Low
0 mi
Low
0 mi
Low
0 mi
Low
1 mi
Low
8 mi
Good
8 mi
Good
9 mi
Good
10 mi
Good
Pressure
1036 hPa
Extremely high
1036 hPa
Extremely high
1036 hPa
Extremely high
1036 hPa
Extremely high
1036 hPa
Extremely high
1034 hPa
Very high
1034 hPa
Very high
1034 hPa
Very high
1032 hPa
Very high
Clouds
100%
100%
100%
100%
100%
100%
100%
100%
100%
Dew point
-6°
-6°
-7°
-7°
-6°
-4°
-2°
1°
2°
UV Index
0
0
0
0
0
0
1
1
1
Air quality
66
Moderate
66
Moderate
66
Moderate
67
Moderate
69
Moderate
69
Moderate
69
Moderate
68
Moderate
65
Moderate
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
0.53 μg/ft3
0.53 μg/ft3
0.54 μg/ft3
0.55 μg/ft3
0.56 μg/ft3
0.57 μg/ft3
0.57 μg/ft3
0.55 μg/ft3
0.52 μg/ft3
PM25
1.86 μg/ft3
1.85 μg/ft3
1.88 μg/ft3
1.91 μg/ft3
1.95 μg/ft3
1.96 μg/ft3
1.96 μg/ft3
1.93 μg/ft3
1.85 μg/ft3
NO2
26.3 ppb
25.2 ppb
23.6 ppb
21.9 ppb
20.3 ppb
16.8 ppb
13.4 ppb
9.9 ppb
9.8 ppb
SO2
1.3 ppb
1.3 ppb
1.2 ppb
1.2 ppb
1.2 ppb
1 ppb
0.9 ppb
0.7 ppb
0.7 ppb
CO
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.4 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
O3
7.3 ppb
7.8 ppb
8.8 ppb
10.2 ppb
11.7 ppb
14.6 ppb
18.4 ppb
22.6 ppb
25 ppb