Hourly Weather in Fort Smith, Arkansas, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
12 km/h
Light
16 km/h
Light
13 km/h
Light
12 km/h
Light
9 km/h
Light
8 km/h
Calm
10 km/h
Light
8 km/h
Light
6 km/h
Calm
Humidity
38%
Dry
33%
Dry
34%
Dry
35%
Dry
37%
Dry
43%
Dry
46%
Comfortable
48%
Comfortable
51%
Comfortable
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
1010 hPa
Normal
1009 hPa
Normal
1008 hPa
Low
1008 hPa
Low
1008 hPa
Low
1008 hPa
Low
1008 hPa
Low
1009 hPa
Low
1009 hPa
Normal
Clouds
0%
0%
0%
0%
0%
0%
0%
2%
8%
Dew point
21°
18°
18°
18°
19°
20°
20°
20°
20°
UV Index
6
3
1
0
0
0
0
0
0
Air quality
57
Moderate
57
Moderate
57
Moderate
57
Moderate
58
Moderate
61
Moderate
61
Moderate
39
Good
39
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
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
Pollutants
Low risk
High risk
PM10
67 μg/m3
67 μg/m3
67 μg/m3
67 μg/m3
67 μg/m3
67 μg/m3
67 μg/m3
8.1 μg/m3
8 μg/m3
PM25
11.2 μg/m3
11.4 μg/m3
11.8 μg/m3
12.3 μg/m3
12.9 μg/m3
14.1 μg/m3
14.6 μg/m3
7 μg/m3
6.9 μg/m3
NO2
0.3 ppb
0.4 ppb
0.5 ppb
0.6 ppb
1 ppb
1.5 ppb
1.9 ppb
2.2 ppb
2.4 ppb
SO2
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 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
39.9 ppb
40 ppb
40.3 ppb
40.7 ppb
41.1 ppb
42 ppb
42.3 ppb
38.2 ppb
34.6 ppb