Hourly Weather in Alta, Iowa, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 km/h
Calm
10 km/h
Light
16 km/h
Light
16 km/h
Light
17 km/h
Breezy
12 km/h
Light
15 km/h
Light
19 km/h
Breezy
17 km/h
Breezy
Humidity
85%
Extremely humid
75%
Extremely humid
73%
Extremely humid
65%
Humid
55%
Comfortable
51%
Comfortable
46%
Comfortable
43%
Dry
44%
Dry
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1011 hPa
Normal
1009 hPa
Normal
1009 hPa
Low
1009 hPa
Low
1008 hPa
Low
1007 hPa
Low
1007 hPa
Low
1007 hPa
Low
1007 hPa
Low
Clouds
89%
100%
100%
100%
100%
100%
76%
84%
43%
Dew point
20°
21°
22°
22°
22°
22°
21°
21°
22°
UV Index
0
0
1
2
4
7
9
9
7
Air quality
40
Good
41
Good
43
Good
45
Good
48
Good
50
Moderate
52
Moderate
53
Moderate
46
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
8.1 μg/m3
8.2 μg/m3
21.6 μg/m3
21.6 μg/m3
21.6 μg/m3
21.6 μg/m3
21.6 μg/m3
21.6 μg/m3
4.7 μg/m3
PM25
7.1 μg/m3
7.3 μg/m3
7.6 μg/m3
8 μg/m3
8.5 μg/m3
9 μg/m3
9.5 μg/m3
9.9 μg/m3
4.3 μg/m3
NO2
6.1 ppb
4.9 ppb
3.8 ppb
2.6 ppb
2 ppb
1.3 ppb
0.7 ppb
0.6 ppb
0.5 ppb
SO2
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.3 ppb
0.3 ppb
0.4 ppb
0.4 ppb
0.3 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
30.2 ppb
30.9 ppb
32.2 ppb
34.1 ppb
36.2 ppb
38.4 ppb
40.6 ppb
42.4 ppb
50 ppb