Hourly Weather in Hays, Montana, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
13 km/h
Light
8 km/h
Light
9 km/h
Light
12 km/h
Light
12 km/h
Light
12 km/h
Light
15 km/h
Light
8 km/h
Calm
13 km/h
Light
Humidity
17%
Extremely dry
17%
Extremely dry
19%
Extremely dry
23%
Very dry
23%
Very dry
23%
Very dry
24%
Very dry
26%
Very dry
26%
Very dry
Visibility
11 km
Good
13 km
Good
11 km
Good
12 km
Good
12 km
Good
10 km
Good
11 km
Good
11 km
Good
11 km
Good
Pressure
1005 hPa
Low
1006 hPa
Low
1006 hPa
Low
1007 hPa
Low
1006 hPa
Low
1007 hPa
Low
1006 hPa
Low
1007 hPa
Low
1008 hPa
Low
Clouds
44%
0%
0%
1%
0%
82%
4%
0%
1%
Dew point
5°
4°
5°
7°
6°
5°
5°
5°
5°
UV Index
3
1
1
0
0
0
0
0
0
Air quality
134
Unhealthy for sensitive groups
135
Unhealthy for sensitive groups
137
Unhealthy for sensitive groups
139
Unhealthy for sensitive groups
142
Unhealthy for sensitive groups
145
Unhealthy for sensitive groups
148
Unhealthy for sensitive groups
150
Unhealthy
66
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
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
Pollutants
Low risk
High risk
PM10
25 μg/m3
25.1 μg/m3
42.1 μg/m3
42.1 μg/m3
42.1 μg/m3
42.1 μg/m3
42.1 μg/m3
42.1 μg/m3
18.1 μg/m3
PM25
48.7 μg/m3
49.1 μg/m3
49.8 μg/m3
50.7 μg/m3
51.8 μg/m3
53 μg/m3
54.1 μg/m3
55 μg/m3
17.2 μg/m3
NO2
0.3 ppb
0.3 ppb
0.8 ppb
1.2 ppb
1.5 ppb
1.8 ppb
2 ppb
2.2 ppb
2.3 ppb
SO2
0.4 ppb
0.4 ppb
0.4 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
CO
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
O3
55 ppb
55.1 ppb
55.4 ppb
55.8 ppb
56.3 ppb
56.7 ppb
57.2 ppb
57.6 ppb
37.4 ppb