Hourly Weather in Prison Farm, Montana, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
9 mph
Light
11 mph
Breezy
15 mph
Breezy
18 mph
Breezy
18 mph
Breezy
19 mph
Breezy
18 mph
Breezy
18 mph
Breezy
16 mph
Breezy
Humidity
30%
Dry
26%
Very dry
24%
Very dry
26%
Very dry
25%
Very dry
26%
Very dry
30%
Very dry
32%
Dry
35%
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
1008 hPa
Low
1007 hPa
Low
1007 hPa
Low
1006 hPa
Low
1006 hPa
Low
1005 hPa
Low
1005 hPa
Low
1006 hPa
Low
1006 hPa
Low
Clouds
0%
0%
0%
0%
0%
1%
50%
100%
98%
Dew point
41°
38°
38°
39°
39°
39°
41°
41°
41°
UV Index
8
9
7
7
3
3
1
0
0
Air quality
47
Good
52
Moderate
60
Moderate
67
Moderate
69
Moderate
68
Moderate
68
Moderate
65
Moderate
56
Moderate
Pollen index
Tree
1 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 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
1 / 5
1 / 5
2 / 5
2 / 5
2 / 5
1 / 5
2 / 5
3 / 5
3 / 5
Pollutants
Low risk
High risk
PM10
0.26 μg/ft3
0.27 μg/ft3
0.26 μg/ft3
0.25 μg/ft3
0.22 μg/ft3
0.19 μg/ft3
0.18 μg/ft3
0.17 μg/ft3
0.16 μg/ft3
PM25
0.16 μg/ft3
0.16 μg/ft3
0.16 μg/ft3
0.15 μg/ft3
0.14 μg/ft3
0.13 μg/ft3
0.12 μg/ft3
0.11 μg/ft3
0.10 μg/ft3
NO2
0.19 ppb
0.19 ppb
0.19 ppb
0.19 ppb
0.2 ppb
0.21 ppb
0.21 ppb
0.38 ppb
0.56 ppb
SO2
0.08 ppb
0.08 ppb
0.09 ppb
0.09 ppb
0.09 ppb
0.09 ppb
0.08 ppb
0.08 ppb
0.08 ppb
CO
0.12 ppb
0.12 ppb
0.12 ppb
0.12 ppb
0.12 ppb
0.12 ppb
0.12 ppb
0.12 ppb
0.12 ppb
O3
57.8 ppb
59.45 ppb
61.1 ppb
62.75 ppb
61.36 ppb
59.97 ppb
58.58 ppb
53.49 ppb
48.4 ppb