Hourly Weather in Mount Shasta, California, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
9 mph
Light
7 mph
Light
8 mph
Light
7 mph
Light
7 mph
Light
7 mph
Light
6 mph
Light
6 mph
Light
7 mph
Light
Humidity
89%
Extremely humid
88%
Extremely humid
86%
Extremely humid
83%
Extremely humid
81%
Extremely humid
79%
Extremely humid
79%
Extremely humid
85%
Extremely humid
86%
Extremely humid
Visibility
3 mi
Low
3 mi
Fair
7 mi
Good
9 mi
Good
9 mi
Good
10 mi
Good
10 mi
Good
9 mi
Good
10 mi
Good
Pressure
1018 hPa
High
1018 hPa
High
1019 hPa
High
1020 hPa
High
1020 hPa
High
1019 hPa
High
1019 hPa
High
1020 hPa
High
1020 hPa
High
Clouds
100%
100%
100%
100%
100%
100%
69%
98%
99%
Dew point
51°
50°
49°
48°
48°
48°
48°
50°
48°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
33
Good
33
Good
35
Good
34
Good
34
Good
34
Good
35
Good
37
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
0.37 μg/ft3
0.37 μg/ft3
0.05 μg/ft3
0.04 μg/ft3
0.03 μg/ft3
0.03 μg/ft3
0.03 μg/ft3
0.04 μg/ft3
0.05 μg/ft3
PM25
0.22 μg/ft3
0.22 μg/ft3
0.21 μg/ft3
0.17 μg/ft3
0.14 μg/ft3
0.11 μg/ft3
0.12 μg/ft3
0.14 μg/ft3
0.18 μg/ft3
NO2
3.63 ppb
3.78 ppb
3 ppb
2.7 ppb
2.5 ppb
2.3 ppb
2 ppb
1.8 ppb
2.7 ppb
SO2
0.55 ppb
0.42 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.4 ppb
CO
0.11 ppb
0.11 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
O3
31.5 ppb
33 ppb
35.4 ppb
33.8 ppb
33.7 ppb
34.2 ppb
35.2 ppb
36.9 ppb
36.9 ppb