NATIONAL OPTICAL ASTRONOMY OBSERVATORIES
	CERRO TOLOLO INTER-AMERICAN OBSERVATORY
Meteorology Report		Month	AUGUST	Year: 2001
Date	Cloud cover	Photometric	Useful	Useless
1 - 2	0-0-0-0	*
2 - 3	1-3-5-5		*
3 - 4	0-2-4-2		*
4 - 5	8-8-8-8			*
5 - 6	0-0-0-0	*
6 - 7	0-0-0-1	*
7 - 8	0-0-0-0	*
8 - 9	0-0-0-0	*
9 - 10	0-0-0-0	*
10 - 11	1-1-2-1		*
11 - 12	0-0-0-4	*
12 - 13	0-0-0-0	*
13 - 14	1-2-4-1		*
14 - 15	5-6-2-1		*
15 - 16	5-5-1-0		*
16 - 17	8-8-8-8			*
17 - 18	8-8-8-8			*
18 - 19	1-0-0-1		*
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	0-0-2-1		*
24 - 25	8-8-8-8			*
25 - 26	8-8-8-8			*
26 - 27	8-8-8-8			*
27 - 28	8-5-5-7			*
28 - 29	7-2-5-8			*
29 - 30	4-4-2-1		*
30 - 31	8-8-8-8			*
31 - 01	8-8-8-8			*
	Totals	12	9	10
		Min.	Med.	Max.
Temperat. deg.C		-3	8	20
Humidity % RH		<10	20	100
Wind speed M/H		0	10	50
Water, precipitation	this month	44.5	tot.year:	118.5
			Report by: Oscar Saa