NATIONAL OPTICAL ASTRONOMY OBSERVATORIES
	CERRO TOLOLO INTER-AMERICAN OBSERVATORY
Meteorology Report		Month: September		Year: 1986
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	1-1-1-1		*
5 - 6	3-2-1-2		*
6 - 7	1-0-0-0	*
7 - 8	0-0-0-0	*
8 - 9	0-0-0-0	*
9 - 10	3-1-1-1		*
10 - 11	1-0-0-0	*
11 - 12	0-0-0-0	*
12 - 13	0-0-0-0	*
13 - 14	4-2-2-3		*
14 - 15	1-1-1-2		*
15 - 16	8-8-8-8			*
16 - 17	0-0-0-0	*
17 - 18	1-3-2-1		*
18 - 19	6-4-1-2		*
19 - 20	4-4-6-6		*
20 - 21	0-0-0-0	*
21 - 22	1-1-1-1		*
22 - 23	1-1-1-1		*
23 - 24	0-0-0-3	*
24 - 25	5-1-1-1		*
25 - 26	0-0-0-0	*
26 - 27	0-0-0-0	*
27 - 28	0-2-6-7			*
28 - 29	2-4-7-7		*
29 - 30	8-8-6-4			*
30 - 31	8-8-8-8			*
31 - 01
	Totals	14	12	4
		Min.	Med.	Max.
Temp. Deg. F		20	51	79
Humidity % RH		<5	~30	98
Wind speed M/H		0.0	~12	40
Water, precipitation	this month	~6mm	tot.year:	60mm
			Report by: Oscar Saa