Seeing for 42.36°N 71.94°W

Wed 2018-01-17 to Thu 2018-01-18
Ground Sky
Hour (EST) Temp rel. hum. Clouds
Best values are marked
arc sec.
19 -2°C 94% 100 3.09
20 -2°C 94% 100 3.09
21 -2°C 95% 99 3.06
22 -2°C 93% 99 2.87
23 -3°C 95% 66 2.57
0 -4°C 98% 33 2.24
1 -5°C 75% 0 2.09
2 -6°C 72% 0 2.05
3 -7°C 68% 0 2.05
4 -8°C 63% 0 2.11
5 -9°C 58% 0 2.10
6 -10°C 56% 0 1.96
7 -10°C 55% 0 1.85
8 -9°C 56% 0 1.80
9 -7°C 69% 0 1.83
10 -6°C 69% 0 1.92
11 -4°C 63% 0 2.00
12 -3°C 60% 0 2.07
13 -2°C 57% 0 2.09
14 -2°C 59% 0 2.04
15 -2°C 59% 0 1.93
16 -3°C 64% 0 1.80
17 -4°C 69% 0 1.63
18 -5°C 72% 0 1.51