Hourly Weather in Potomac, Montana, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
9 mph
Light
7 mph
Light
6 mph
Light
6 mph
Light
7 mph
Light
8 mph
Light
5 mph
Light
4 mph
Calm
3 mph
Calm
Humidity
58%
Comfortable
52%
Comfortable
46%
Comfortable
41%
Dry
36%
Dry
32%
Dry
25%
Very dry
27%
Very dry
29%
Very dry
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
Pressure
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1014 hPa
Normal
1013 hPa
Normal
1012 hPa
Normal
1009 hPa
Low
1008 hPa
Low
1008 hPa
Low
Clouds
4%
2%
3%
11%
27%
52%
38%
31%
24%
Dew point
43°
44°
44°
42°
41°
39°
36°
37°
38°
UV Index
4
6
7
8
8
6
4
2
1
Air quality
23
Good
30
Good
36
Good
39
Good
41
Good
42
Good
43
Good
43
Good
42
Good
Pollen index
Tree
1 / 5
1 / 5
2 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 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
3 / 5
3 / 5
4 / 5
5 / 5
5 / 5
4 / 5
Pollutants
Low risk
High risk
PM10
0.18 μg/ft3
0.19 μg/ft3
0.17 μg/ft3
0.15 μg/ft3
0.14 μg/ft3
0.14 μg/ft3
0.14 μg/ft3
0.14 μg/ft3
0.14 μg/ft3
PM25
0.12 μg/ft3
0.12 μg/ft3
0.11 μg/ft3
0.10 μg/ft3
0.09 μg/ft3
0.09 μg/ft3
0.09 μg/ft3
0.09 μg/ft3
0.09 μg/ft3
NO2
0.65 ppb
0.4 ppb
0.16 ppb
0.15 ppb
0.13 ppb
0.11 ppb
0.14 ppb
0.16 ppb
0.19 ppb
SO2
0.05 ppb
0.06 ppb
0.07 ppb
0.07 ppb
0.07 ppb
0.07 ppb
0.06 ppb
0.06 ppb
0.06 ppb
CO
0.12 ppb
0.11 ppb
0.11 ppb
0.11 ppb
0.11 ppb
0.11 ppb
0.11 ppb
0.11 ppb
0.11 ppb
O3
28.21 ppb
36.61 ppb
45.02 ppb
45.76 ppb
46.51 ppb
47.26 ppb
46.76 ppb
46.26 ppb
45.76 ppb