Hourly Weather in Alturas Number One Mountain, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
13 km/h
Light
12 km/h
Light
12 km/h
Light
22 km/h
Breezy
19 km/h
Breezy
21 km/h
Breezy
18 km/h
Breezy
17 km/h
Breezy
14 km/h
Light
Humidity
28%
Very dry
25%
Very dry
24%
Very dry
18%
Extremely dry
19%
Extremely dry
19%
Extremely dry
19%
Extremely dry
19%
Extremely dry
20%
Very 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
1010 hPa
Normal
1009 hPa
Low
1007 hPa
Low
1007 hPa
Low
1006 hPa
Low
1005 hPa
Low
1004 hPa
Very low
1004 hPa
Very low
1004 hPa
Low
Clouds
0%
1%
0%
4%
2%
2%
3%
100%
100%
Dew point
0°
-1°
-1°
-3°
-3°
-3°
-3°
-3°
-3°
UV Index
7
8
8
7
5
3
2
1
0
Air quality
96
Moderate
100
Unhealthy for sensitive groups
108
Unhealthy for sensitive groups
117
Unhealthy for sensitive groups
126
Unhealthy for sensitive groups
135
Unhealthy for sensitive groups
143
Unhealthy for sensitive groups
76
Moderate
74
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
2 / 5
2 / 5
2 / 5
2 / 5
3 / 5
3 / 5
2 / 5
2 / 5
2 / 5
Pollutants
Low risk
High risk
PM10
73 μg/m3
73 μg/m3
73 μg/m3
73 μg/m3
73 μg/m3
73 μg/m3
73 μg/m3
24.8 μg/m3
23.4 μg/m3
PM25
33 μg/m3
35.2 μg/m3
38.2 μg/m3
41.8 μg/m3
45.5 μg/m3
49 μg/m3
52.1 μg/m3
22.3 μg/m3
21 μg/m3
NO2
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.4 ppb
0.7 ppb
1.1 ppb
SO2
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
CO
0.3 ppb
0.3 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
39.7 ppb
41.4 ppb
43.7 ppb
46.5 ppb
49.3 ppb
52 ppb
54.3 ppb
75.7 ppb
72.6 ppb