NATIONAL OPTICAL ASTRONOMY OBSERVATORIES
	CERRO TOLOLO INTER-AMERICAN OBSERVATORY
Meteorology Report		Month: October		Year: 1981
Date	Cloud cover	Photometric	Useful	Useless
1 - 2	2-1-1-0		*
2 - 3	2-2-4-5		*
3 - 4	2-1-0-0		*
4 - 5	1-0-0-0	*	*
5 - 6	0-1-0-0	*	*
6 - 7	2-6-6-2		*	*
7 - 8	7-7-7-7			*
8 - 9	1-2-1-0		*
9 - 10	1-1-2-2		*
10 - 11	0-0-0-0	*	*
11 - 12	0-0-0-0	*	*
12 - 13	0-0-0-0	*	*
13 - 14	0-0-0-3	*	*
14 - 15	0-0-0-0	*	*
15 - 16	5-5-5-2		*	*
16 - 17	4-1-0-0		*
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	0-0-0-0	*	*
23 - 24	2-1-1-1		*
24 - 25	5-5-5-5		*	*
25 - 26	0-1-1-3		*
26 - 27	1-3-3-6		*
27 - 28	1-2-1-2		*
28 - 29	0-0-0-0	*	*
29 - 30	0-0-0-0	*	*
30 - 31	0-0-0-0	*	*
31 - 1	0-0-0-0	*	*
	Totals	17	30	4
		Min.	Med.	Max.
Temperat. deg.F		36	57	74
Humidity % RH		<10	33	100
Wind speed M/H		0	10-15	55
Water, precipitation	this month	0.0mm	tot.year:	114mm
			Report by: Oscar Saa