Hourly Weather in Alpha, North Dakota, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 mph
Calm
5 mph
Calm
4 mph
Calm
4 mph
Calm
4 mph
Calm
4 mph
Calm
5 mph
Light
6 mph
Light
7 mph
Light
Humidity
88%
Extremely humid
88%
Extremely humid
88%
Extremely humid
88%
Extremely humid
86%
Extremely humid
82%
Extremely humid
77%
Extremely humid
71%
Extremely humid
62%
Humid
Visibility
9 mi
Good
8 mi
Good
8 mi
Good
0 mi
Low
8 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
Pressure
1027 hPa
Very high
1026 hPa
Very high
1028 hPa
Very high
1028 hPa
Very high
1028 hPa
Very high
1028 hPa
Very high
1028 hPa
Very high
1028 hPa
Very high
1028 hPa
Very high
Clouds
2%
10%
39%
100%
84%
34%
2%
5%
13%
Dew point
37°
35°
34°
34°
36°
38°
40°
41°
39°
UV Index
0
0
0
0
1
1
2
3
4
Air quality
43
Good
46
Good
48
Good
50
Moderate
48
Good
45
Good
40
Good
33
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
0.29 μg/ft3
0.30 μg/ft3
0.31 μg/ft3
0.30 μg/ft3
0.29 μg/ft3
0.26 μg/ft3
0.23 μg/ft3
0.18 μg/ft3
0.15 μg/ft3
PM25
0.22 μg/ft3
0.23 μg/ft3
0.24 μg/ft3
0.25 μg/ft3
0.24 μg/ft3
0.23 μg/ft3
0.20 μg/ft3
0.16 μg/ft3
0.13 μg/ft3
NO2
7.2 ppb
6.8 ppb
6.5 ppb
6.1 ppb
4.6 ppb
3.1 ppb
1.5 ppb
1.1 ppb
0.7 ppb
SO2
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
N/A
N/A
N/A
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.1 ppb
0.1 ppb
O3
18.6 ppb
17.7 ppb
17.1 ppb
16.8 ppb
19.8 ppb
23.8 ppb
30 ppb
35.1 ppb
40.1 ppb