NATIONAL OPTICAL ASTRONOMY OBSERVATORIES
	CERRO TOLOLO INTER-AMERICAN OBSERVATORY
Meteorology Report		Month: August		Year: 1977
Date	Cloud cover	Photometric	Useful	Useless
1 - 2	0-0-0-0	*
2 - 3	0-0-0-0	*
3 - 4	0-0-0-0	*
4 - 5	6-6-8-8			*
5 - 6	8-8-3-8			*
6 - 7	0-0-0-0	*
7 - 8	0-0-3-5	*
8 - 9	5-4-7-8			*
9 - 10	8-8-2-8			*
10 - 11	8-8-0-8			*
11 - 12	8-8-8-8			*
12 - 13	3-0-0-0	*
13 - 14	8-8-8-8			*
14 - 15	1-1-1-1		*
15 - 16	8-8-2-3		*
16 - 17	0-0-0-0	*
17 - 18	0-0-0-0	*
18 - 19	0-0-0-0	*
19 - 20	0-0-0-0	*
20 - 21	0-0-0-0	*
21 - 22	0-0-0-0	*
22 - 23	8-8-5-0			*
23 - 24	0-0-0-0	*
24 - 25	0-0-0-0	*
25 - 26	0-0-0-0	*
26 - 27	0-0-0-0	*
27 - 28	0-0-0-0	*
28 - 29	0-0-0-0	*
29 - 30	0-0-0-0	*
30 - 31	0-2-0-0	*
31 - 01	0-0-0-0	*
	Totals	21	2
		Min.	Med.	Max.
Temp. Deg. F		29	54	74
Humidity % RH		3		100
Wind speed M/H			40	70
Water, precipitation	this month	31.5mm	tot.year:	93.7mm
			Report by: Oscar Saa