Seeing for 38.44°N 77.13°W

Wed 2017-07-26 to Thu 2017-07-27
Ground Sky
Hour (EDT) Temp rel. hum. Clouds
Best values are marked
arc sec.
20 27°C 82% 75 2.79
21 26°C 82% 75 2.79
22 25°C 77% 75 2.58
23 25°C 73% 75 2.56
0 24°C 68% 63 2.78
1 24°C 63% 66 3.04
2 23°C 60% 98 3.09
3 22°C 58% 91 2.99
4 22°C 58% 83 3.03
5 21°C 55% 75 2.71
6 21°C 54% 65 2.66
7 22°C 56% 59 2.75
8 23°C 61% 76 2.96
9 24°C 66% 54 3.02
10 26°C 71% 49 3.02
11 27°C 76% 51 2.98
12 28°C 80% 44 2.94
13 28°C 84% 39 2.93
14 28°C 86% 44 2.89
15 29°C 86% 58 2.83
16 29°C 86% 77 2.79
17 28°C 85% 99 2.73
18 28°C 85% 97 2.68
19 27°C 86% 95 2.60