Seeing for Ashburn

Thu 2018-07-19 to Fri 2018-07-20
Ground Sky
Hour (EDT) Temp rel. hum. Clouds
Best values are marked
arc sec.
13 29°C 43% 25 1.46
14 30°C 42% 37 1.52
15 30°C 42% 25 1.55
16 30°C 38% 22 1.55
17 30°C 38% 31 1.57
18 28°C 38% 30 1.58
19 27°C 39% 29 1.60
20 25°C 42% 37 1.60
21 24°C 43% 32 1.59
22 23°C 44% 35 1.57
23 22°C 46% 39 1.56
0 21°C 49% 46 1.55
1 21°C 54% 54 1.57
2 20°C 61% 61 1.61
3 19°C 67% 42 1.67
4 19°C 73% 22 1.74
5 18°C 77% 3 1.79
6 19°C 82% 2 1.81
7 21°C 85% 1 1.81
8 23°C 84% 0 1.79
9 25°C 75% 8 1.76
10 27°C 67% 17 1.82
11 28°C 56% 25 1.80
12 29°C 53% 20 1.78