Hourly Weather in Alpha, North Dakota, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
9 mph
Light
2 mph
Calm
2 mph
Calm
2 mph
Calm
4 mph
Calm
4 mph
Calm
3 mph
Calm
6 mph
Light
6 mph
Light
Humidity
67%
Humid
56%
Comfortable
66%
Humid
56%
Comfortable
74%
Extremely humid
72%
Extremely humid
72%
Extremely humid
68%
Humid
66%
Humid
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
1011 hPa
Normal
1010 hPa
Normal
1009 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
Clouds
100%
98%
98%
68%
96%
100%
100%
99%
100%
Dew point
47°
48°
51°
46°
47°
47°
46°
44°
43°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
44
Good
44
Good
43
Good
40
Good
36
Good
33
Good
30
Good
28
Good
28
Good
Pollen index
Tree
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
2 / 5
1 / 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
0.22 μg/ft3
0.23 μg/ft3
0.24 μg/ft3
0.25 μg/ft3
0.26 μg/ft3
0.28 μg/ft3
0.29 μg/ft3
0.32 μg/ft3
0.34 μg/ft3
PM25
0.13 μg/ft3
0.14 μg/ft3
0.15 μg/ft3
0.16 μg/ft3
0.16 μg/ft3
0.17 μg/ft3
0.18 μg/ft3
0.19 μg/ft3
0.20 μg/ft3
NO2
0.72 ppb
0.93 ppb
1.44 ppb
1.95 ppb
2.47 ppb
2.93 ppb
3.4 ppb
3.87 ppb
3.88 ppb
SO2
0.14 ppb
0.13 ppb
0.14 ppb
0.15 ppb
0.16 ppb
0.2 ppb
0.23 ppb
0.26 ppb
0.27 ppb
CO
0.14 ppb
0.14 ppb
0.14 ppb
0.15 ppb
0.15 ppb
0.15 ppb
0.15 ppb
0.16 ppb
0.16 ppb
O3
46.79 ppb
44.85 ppb
41.04 ppb
37.24 ppb
33.44 ppb
31.39 ppb
29.35 ppb
27.3 ppb
26.09 ppb