Hourly Weather in Merrimac, Virginia, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
6 km/h
Calm
8 km/h
Calm
7 km/h
Calm
7 km/h
Calm
9 km/h
Light
11 km/h
Light
9 km/h
Light
5 km/h
Calm
5 km/h
Calm
Humidity
94%
Extremely humid
89%
Extremely humid
81%
Extremely humid
74%
Extremely humid
66%
Humid
61%
Humid
56%
Comfortable
49%
Comfortable
47%
Comfortable
Visibility
12 km
Good
15 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1012 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1012 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
Clouds
1%
0%
0%
22%
98%
100%
17%
0%
1%
Dew point
18°
19°
19°
18°
17°
17°
16°
15°
15°
UV Index
0
1
1
3
4
5
6
6
5
Air quality
50
Moderate
51
Moderate
52
Moderate
53
Moderate
54
Moderate
59
Moderate
61
Moderate
78
Moderate
80
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
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
25 μg/m3
25.9 μg/m3
PM25
8.9 μg/m3
9.3 μg/m3
9.7 μg/m3
10.3 μg/m3
10.8 μg/m3
13.4 μg/m3
14.3 μg/m3
23.4 μg/m3
24.3 μg/m3
NO2
2 ppb
1.8 ppb
1.3 ppb
0.8 ppb
0.4 ppb
0.3 ppb
0.3 ppb
0.2 ppb
0.3 ppb
SO2
1.1 ppb
1.1 ppb
1 ppb
0.8 ppb
0.7 ppb
0.5 ppb
0.5 ppb
0.4 ppb
0.4 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
10.8 ppb
12.9 ppb
15.8 ppb
19.2 ppb
22.7 ppb
28.7 ppb
32 ppb
53.1 ppb
53.4 ppb