UTC-3:   03   06   09   12   15   18   21   24
mdts    262  262  262  262  261  261  261  248
mdww    243  295  248  235  235  237  237  240
shts    2.0  1.9  1.8  1.6  1.5  1.4  1.3  1.5
shww    0.0  0.0  0.1  0.3  0.7  1.0  1.2  1.0