Hourly Weather in Knox, North Dakota, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
2 mph
Calm
0 mph
Calm
0 mph
Calm
3 mph
Calm
6 mph
Light
4 mph
Calm
5 mph
Light
7 mph
Light
7 mph
Light
Humidity
85%
Extremely humid
86%
Extremely humid
87%
Extremely humid
87%
Extremely humid
86%
Extremely humid
92%
Extremely humid
81%
Extremely humid
88%
Extremely humid
93%
Extremely humid
Visibility
10 mi
Good
8 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
8 mi
Good
5 mi
Fair
Pressure
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1014 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1014 hPa
Normal
1015 hPa
Normal
Clouds
100%
100%
91%
95%
98%
100%
90%
100%
100%
Dew point
19°
21°
23°
25°
28°
29°
31°
33°
33°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
53
Moderate
54
Moderate
54
Moderate
55
Moderate
57
Moderate
61
Moderate
65
Moderate
66
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
0.37 μg/ft3
0.37 μg/ft3
0.38 μg/ft3
0.39 μg/ft3
0.41 μg/ft3
0.46 μg/ft3
0.51 μg/ft3
0.52 μg/ft3
0.52 μg/ft3
PM25
1.51 μg/ft3
1.53 μg/ft3
1.54 μg/ft3
1.55 μg/ft3
1.61 μg/ft3
1.72 μg/ft3
1.83 μg/ft3
1.87 μg/ft3
1.84 μg/ft3
NO2
4.2 ppb
3.9 ppb
3.6 ppb
3.3 ppb
3.1 ppb
3 ppb
2.8 ppb
2.7 ppb
2.7 ppb
SO2
0.1 ppb
0.1 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.3 ppb
0.4 ppb
0.3 ppb
0.2 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.3 ppb
0.3 ppb
0.2 ppb
0.2 ppb
O3
12 ppb
11.8 ppb
11.7 ppb
11.9 ppb
13.2 ppb
16.1 ppb
19.8 ppb
22.1 ppb
24 ppb