Hourly Weather in Simms, Montana, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
30 km/h
Breezy
30 km/h
Breezy
24 km/h
Breezy
32 km/h
Strong
28 km/h
Breezy
23 km/h
Breezy
12 km/h
Light
6 km/h
Calm
6 km/h
Calm
Humidity
23%
Very dry
23%
Very dry
22%
Very dry
15%
Extremely dry
17%
Extremely dry
18%
Extremely dry
22%
Very dry
25%
Very dry
26%
Very dry
Visibility
16 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
1007 hPa
Low
1006 hPa
Low
1006 hPa
Low
1005 hPa
Low
1005 hPa
Low
1005 hPa
Low
1005 hPa
Low
1006 hPa
Low
1006 hPa
Low
Clouds
0%
0%
0%
0%
0%
0%
0%
0%
0%
Dew point
8°
8°
8°
3°
5°
5°
7°
8°
6°
UV Index
8
7
6
4
2
1
0
0
0
Air quality
74
Moderate
75
Moderate
75
Moderate
76
Moderate
77
Moderate
78
Moderate
50
Moderate
47
Good
44
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
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
4 / 5
4 / 5
Pollutants
Low risk
High risk
PM10
15.1 μg/m3
12.5 μg/m3
27 μg/m3
27 μg/m3
27 μg/m3
27 μg/m3
8.2 μg/m3
7.9 μg/m3
7.7 μg/m3
PM25
21.4 μg/m3
21.6 μg/m3
21.9 μg/m3
22.3 μg/m3
22.7 μg/m3
23.1 μg/m3
8 μg/m3
7.7 μg/m3
7.6 μg/m3
NO2
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.7 ppb
1.1 ppb
1.5 ppb
2.5 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
0.2 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
43.6 ppb
44.5 ppb
45.8 ppb
47.3 ppb
48.9 ppb
50.3 ppb
54 ppb
50.8 ppb
47.1 ppb