Hourly Weather in Slab Crossing, Montana, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
23 km/h
Breezy
30 km/h
Breezy
26 km/h
Breezy
24 km/h
Breezy
18 km/h
Breezy
6 km/h
Calm
11 km/h
Light
13 km/h
Light
3 km/h
Calm
Humidity
23%
Very dry
21%
Very dry
21%
Very dry
21%
Very dry
23%
Very dry
27%
Very dry
43%
Dry
53%
Comfortable
57%
Comfortable
Visibility
14 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
1000 hPa
Extremely low
1003 hPa
Very low
1003 hPa
Very low
1003 hPa
Very low
1003 hPa
Very low
1004 hPa
Very low
1004 hPa
Very low
1004 hPa
Very low
1005 hPa
Low
Clouds
1%
0%
1%
0%
0%
0%
0%
0%
0%
Dew point
13°
10°
10°
9°
10°
11°
15°
17°
17°
UV Index
5
3
2
1
0
0
0
0
0
Air quality
40
Good
83
Moderate
82
Moderate
81
Moderate
79
Moderate
77
Moderate
76
Moderate
74
Moderate
71
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
4 / 5
3 / 5
3 / 5
4 / 5
Pollutants
Low risk
High risk
PM10
28 μg/m3
28.2 μg/m3
26.9 μg/m3
39.9 μg/m3
39.9 μg/m3
39.9 μg/m3
39.9 μg/m3
39.9 μg/m3
20.2 μg/m3
PM25
26.9 μg/m3
26.2 μg/m3
25.7 μg/m3
24.9 μg/m3
24 μg/m3
23 μg/m3
22.1 μg/m3
21.3 μg/m3
19.6 μg/m3
NO2
0.3 ppb
0.4 ppb
0.5 ppb
0.5 ppb
1.2 ppb
1.9 ppb
2.6 ppb
3.7 ppb
5 ppb
SO2
0.3 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 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
43.1 ppb
43.6 ppb
44.5 ppb
45.7 ppb
47.1 ppb
48.5 ppb
49.9 ppb
51.1 ppb
35.7 ppb