Seeing for 38.44°N 77.13°W

Tue 2018-07-17 to Wed 2018-07-18
Ground Sky
Hour (EDT) Temp rel. hum. Clouds
Best values are marked
arc sec.
13 31°C 66% 75 1.96
14 30°C 68% 75 1.98
15 29°C 69% 75 2.03
16 28°C 72% 75 2.06
17 28°C 73% 75 1.96
18 27°C 74% 61 1.93
19 27°C 77% 61 1.96
20 27°C 77% 61 1.97
21 26°C 76% 41 1.90
22 25°C 76% 20 1.75
23 24°C 75% 13 1.67
0 24°C 76% 16 1.66
1 24°C 75% 18 1.65
2 24°C 75% 21 1.63
3 23°C 75% 14 1.65
4 22°C 73% 7 1.71
5 22°C 70% 0 1.81
6 22°C 69% 4 1.93
7 22°C 69% 7 2.02
8 23°C 67% 11 2.10
9 24°C 63% 7 2.17
10 25°C 55% 4 2.24
11 26°C 49% 0 2.34
12 27°C 43% 0 2.42