Seeing for 38.44°N 77.13°W

Sat 2017-11-18 to Sun 2017-11-19
Ground Sky
Hour (EST) Temp rel. hum. Clouds
Best values are marked
arc sec.
13 14°C 47% 87 1.09
14 15°C 48% 87 1.13
15 15°C 51% 87 1.18
16 15°C 53% 86 1.21
17 14°C 56% 91 1.39
18 14°C 59% 95 1.45
19 14°C 61% 100 1.35
20 14°C 63% 100 1.25
21 14°C 66% 100 1.02
22 15°C 70% 100 1.07
23 15°C 73% 94 1.12
0 15°C 76% 90 0.98
1 14°C 81% 97 1.28
2 14°C 91% 98 1.36
3 14°C 92% 99 1.33
4 13°C 94% 100 1.48
5 13°C 92% 67 1.61
6 12°C 83% 38 1.72
7 12°C 66% 37 1.81
8 12°C 58% 25 1.96
9 12°C 57% 12 1.96
10 12°C 60% 0 1.81
11 13°C 56% 1 1.83
12 13°C 49% 1 1.95