Hourly Weather in Longstown, Pennsylvania, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
16 km/h
Light
15 km/h
Light
12 km/h
Light
14 km/h
Light
6 km/h
Calm
5 km/h
Calm
4 km/h
Calm
7 km/h
Calm
4 km/h
Calm
Humidity
93%
Extremely humid
68%
Humid
59%
Comfortable
65%
Humid
95%
Extremely humid
91%
Extremely humid
85%
Extremely humid
86%
Extremely humid
89%
Extremely humid
Visibility
14 km
Good
16 km
Good
16 km
Good
16 km
Good
1 km
Low
14 km
Good
16 km
Good
16 km
Good
15 km
Good
Pressure
1005 hPa
Low
1003 hPa
Very low
1002 hPa
Very low
1002 hPa
Very low
1003 hPa
Very low
1001 hPa
Very low
1001 hPa
Very low
1002 hPa
Very low
1002 hPa
Very low
Clouds
92%
59%
68%
84%
100%
96%
100%
100%
100%
Dew point
22°
21°
19°
21°
19°
20°
19°
20°
20°
UV Index
4
3
2
1
1
0
0
0
0
Air quality
71
Moderate
72
Moderate
73
Moderate
75
Moderate
77
Moderate
79
Moderate
81
Moderate
83
Moderate
67
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
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
22.6 μg/m3
22.6 μg/m3
22.6 μg/m3
22.6 μg/m3
22.6 μg/m3
22.6 μg/m3
22.6 μg/m3
22.6 μg/m3
17.9 μg/m3
PM25
19.7 μg/m3
20 μg/m3
20.7 μg/m3
21.6 μg/m3
22.7 μg/m3
23.9 μg/m3
24.9 μg/m3
25.9 μg/m3
17.4 μg/m3
NO2
1.7 ppb
1.4 ppb
1.6 ppb
1.9 ppb
2.2 ppb
2.9 ppb
3.6 ppb
4.3 ppb
4.2 ppb
SO2
0.6 ppb
0.5 ppb
0.5 ppb
0.4 ppb
0.4 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
CO
0.3 ppb
0.2 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.2 ppb
O3
29.1 ppb
30.2 ppb
32.4 ppb
35.4 ppb
38.8 ppb
42.4 ppb
45.8 ppb
48.8 ppb
41 ppb