Hourly Weather in Alpine, Montana, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
3 mph
Calm
5 mph
Light
6 mph
Light
7 mph
Light
7 mph
Light
7 mph
Light
7 mph
Light
6 mph
Light
4 mph
Calm
Humidity
36%
Dry
37%
Dry
39%
Dry
42%
Dry
43%
Dry
46%
Comfortable
48%
Comfortable
53%
Comfortable
64%
Humid
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
8 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
Pressure
1017 hPa
Normal
1016 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1016 hPa
Normal
1017 hPa
Normal
Clouds
24%
25%
46%
38%
45%
39%
59%
79%
88%
Dew point
49°
51°
52°
53°
53°
53°
53°
53°
54°
UV Index
10
10
9
6
4
2
1
0
0
Air quality
44
Good
46
Good
47
Good
48
Good
48
Good
48
Good
47
Good
46
Good
45
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
4 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
4 / 5
Pollutants
Low risk
High risk
PM10
0.20 μg/ft3
0.20 μg/ft3
0.20 μg/ft3
0.21 μg/ft3
0.21 μg/ft3
0.21 μg/ft3
0.21 μg/ft3
0.21 μg/ft3
0.21 μg/ft3
PM25
0.19 μg/ft3
0.19 μg/ft3
0.20 μg/ft3
0.20 μg/ft3
0.20 μg/ft3
0.20 μg/ft3
0.20 μg/ft3
0.20 μg/ft3
0.20 μg/ft3
NO2
0.3 ppb
0.3 ppb
0.2 ppb
0.2 ppb
0.3 ppb
0.3 ppb
0.6 ppb
0.9 ppb
1.2 ppb
SO2
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
CO
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
O3
47.8 ppb
49.7 ppb
51.1 ppb
51.7 ppb
52.1 ppb
52.1 ppb
50.9 ppb
49.4 ppb
48.1 ppb