NATIONAL OPTICAL ASTRONOMY OBSERVATORIES
CERRO TOLOLO INTER-AMERICAN OBSERVATORY
Meteorology Report Month: April Year: 1984
Date Cloud cover Photometric Useful Useless
1 - 2 1 - 1 - 0 - 1   *  
2 - 3 0 - 0 - 0 - 0 8    
3 - 4 0 - 0 - 0 - 0 *    
4 - 5 0 - 0 - 0 - 0 *    
5 - 6 0 - 0 - 0 - 0 *    
6 - 7 0 - 0 - 0 - 0 *    
7 - 8 0 - 0 - 0 - 0 *    
8 - 9 0 - 0 - 0 - 0 *    
9 - 10 1 - 2 - 1 - 2   *  
10 - 11 0 - 0 - 0 - 0 *    
11 - 12 0 - 0 - 0 - 0 *    
12 - 13 0 - 0 - 0 - 0 *    
13 - 14 0 - 0 - 0 - 0 *    
14 - 15 0 - 0 - 0 - 0 *    
15 - 16 3 - 4 - 3 - 2     *
16 - 17 0 - 2 - 4 - 6   *  
17 - 18 1 - 0 - 0 - 0 *    
18 - 19 5 - 4 - 4 - 4     *
19 - 20 0 - 0 - 0 - 0 *    
20 - 21 5 - 6 - 5 - 7   *  
21 - 22 0 - 0 - 0 - 0 *    
22 - 23 0 - 0 - 0 - 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 - 1 - 2   *  
28 - 29 1 - 3 - 3 - 2   *  
29 - 30 0 - 0 - 0 - 0 *    
30 - 31 0 - 0 - 0 - 0 *    
31 - 01        
Totals 22 6 2
Min. Med. Max.
Temperat. deg.F   36 58 80
Humidity % RH   10 20 100
Wind speed M/H   00 10 42
Water, precipitation this month 00 tot.year: 10.3
Report by: Oscar Saa