Hourly Weather in Potomac, Montana, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
6 km/h
Calm
13 km/h
Light
12 km/h
Light
12 km/h
Light
11 km/h
Light
9 km/h
Light
7 km/h
Calm
9 km/h
Light
8 km/h
Calm
Humidity
19%
Extremely dry
24%
Very dry
25%
Very dry
24%
Very dry
26%
Very dry
29%
Very dry
27%
Very dry
27%
Very dry
29%
Very dry
Visibility
15 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
1005 hPa
Low
1008 hPa
Low
1008 hPa
Low
1008 hPa
Low
1008 hPa
Low
1008 hPa
Low
1009 hPa
Low
1010 hPa
Normal
1011 hPa
Normal
Clouds
3%
0%
0%
0%
0%
0%
0%
0%
0%
Dew point
7°
7°
8°
8°
7°
7°
5°
4°
4°
UV Index
6
4
2
1
0
0
0
0
0
Air quality
114
Unhealthy for sensitive groups
111
Unhealthy for sensitive groups
107
Unhealthy for sensitive groups
103
Unhealthy for sensitive groups
99
Moderate
95
Moderate
93
Moderate
55
Moderate
53
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
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
59 μg/m3
59 μg/m3
59 μg/m3
59 μg/m3
59 μg/m3
59 μg/m3
59 μg/m3
11.8 μg/m3
10.6 μg/m3
PM25
40.5 μg/m3
39.4 μg/m3
37.9 μg/m3
36.1 μg/m3
34.3 μg/m3
32.5 μg/m3
31 μg/m3
11.3 μg/m3
10.1 μg/m3
NO2
0.3 ppb
0.3 ppb
0.3 ppb
0.5 ppb
0.7 ppb
0.9 ppb
1.5 ppb
2.1 ppb
2.6 ppb
SO2
0.4 ppb
0.4 ppb
0.4 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.2 ppb
0.2 ppb
0.2 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.1 ppb
0.1 ppb
O3
49.8 ppb
50.2 ppb
50.8 ppb
51.5 ppb
52.1 ppb
52.8 ppb
53.4 ppb
52.6 ppb
48.5 ppb