Hourly Weather in Forsyth, Montana, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
6 km/h
Calm
9 km/h
Light
1 km/h
Calm
2 km/h
Calm
2 km/h
Calm
1 km/h
Calm
9 km/h
Light
6 km/h
Calm
6 km/h
Calm
Humidity
37%
Dry
41%
Dry
42%
Dry
41%
Dry
37%
Dry
32%
Dry
25%
Very dry
22%
Very dry
20%
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
1005 hPa
Low
1005 hPa
Low
1005 hPa
Low
1005 hPa
Low
1006 hPa
Low
1007 hPa
Low
1007 hPa
Low
1007 hPa
Low
1006 hPa
Low
Clouds
95%
100%
100%
100%
98%
35%
95%
52%
100%
Dew point
10°
11°
11°
11°
11°
11°
10°
10°
10°
UV Index
0
0
0
0
1
3
5
7
8
Air quality
52
Moderate
52
Moderate
53
Moderate
53
Moderate
54
Moderate
54
Moderate
54
Moderate
54
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
2 / 5
3 / 5
3 / 5
3 / 5
2 / 5
2 / 5
2 / 5
3 / 5
3 / 5
Pollutants
Low risk
High risk
PM10
24.8 μg/m3
24.8 μg/m3
24.8 μg/m3
24.8 μg/m3
11.6 μg/m3
11.6 μg/m3
11.5 μg/m3
11.5 μg/m3
11.4 μg/m3
PM25
9.8 μg/m3
9.8 μg/m3
9.9 μg/m3
9.9 μg/m3
10.8 μg/m3
10.7 μg/m3
10.6 μg/m3
10.5 μg/m3
10.3 μg/m3
NO2
3.9 ppb
4.3 ppb
4.6 ppb
3.6 ppb
2.8 ppb
1.5 ppb
1.1 ppb
0.7 ppb
0.3 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
0.1 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
38.7 ppb
39.9 ppb
41 ppb
42 ppb
25.6 ppb
30.1 ppb
35 ppb
39.5 ppb
44 ppb