Hourly Weather in Ralph, Maryland, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 km/h
Calm
5 km/h
Calm
8 km/h
Light
10 km/h
Light
8 km/h
Calm
6 km/h
Calm
0 km/h
Calm
3 km/h
Calm
8 km/h
Calm
Humidity
84%
Extremely humid
72%
Extremely humid
68%
Humid
63%
Humid
61%
Humid
58%
Comfortable
57%
Comfortable
57%
Comfortable
58%
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
1020 hPa
High
1020 hPa
High
1019 hPa
High
1019 hPa
High
1018 hPa
High
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1016 hPa
Normal
Clouds
16%
4%
60%
65%
24%
11%
40%
41%
20%
Dew point
16°
15°
16°
15°
16°
16°
16°
17°
17°
UV Index
1
2
6
7
8
7
5
3
1
Air quality
31
Good
31
Good
32
Good
32
Good
33
Good
33
Good
34
Good
55
Moderate
55
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
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
Pollutants
Low risk
High risk
PM10
2.2 μg/m3
2.2 μg/m3
2.2 μg/m3
2.2 μg/m3
2.2 μg/m3
2.2 μg/m3
2.2 μg/m3
14.8 μg/m3
15.1 μg/m3
PM25
3.1 μg/m3
3.1 μg/m3
3.2 μg/m3
3.4 μg/m3
3.5 μg/m3
3.6 μg/m3
3.7 μg/m3
11.1 μg/m3
11.3 μg/m3
NO2
2.3 ppb
1.5 ppb
0.7 ppb
0.6 ppb
0.5 ppb
0.3 ppb
0.3 ppb
0.4 ppb
0.4 ppb
SO2
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
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
33.6 ppb
33.9 ppb
34.3 ppb
34.7 ppb
35.2 ppb
35.7 ppb
36.1 ppb
48 ppb
47.4 ppb