Seeing for 38.44°N 77.13°W

Tue 2018-09-18 to Wed 2018-09-19
Ground Sky
Hour (EDT) Temp rel. hum. Clouds
Best values are marked
arc sec.
13 25°C 81% 92 1.71
14 25°C 83% 100 1.68
15 25°C 84% 93 1.66
16 25°C 82% 85 1.70
17 25°C 75% 87 1.77
18 25°C 69% 58 1.78
19 24°C 68% 54 1.81
20 24°C 68% 54 1.84
21 24°C 67% 36 2.18
22 24°C 66% 18 2.16
23 24°C 66% 0 2.12
0 24°C 66% 16 2.06
1 23°C 68% 32 2.01
2 23°C 71% 47 1.95
3 22°C 73% 32 1.90
4 22°C 76% 16 1.88
5 22°C 77% 0 1.83
6 22°C 78% 12 1.72
7 22°C 79% 24 1.54
8 22°C 81% 35 1.39
9 23°C 76% 49 1.37
10 24°C 73% 62 1.47
11 26°C 67% 75 1.62
12 27°C 61% 76 1.69