UTC-3:   03   06   09   12   15   18   21   24
mdts    257  257  257  254  249  246  245  245
mdww    153  220  230  239  250  259  275  300
shts    0.8  0.9  0.9  1.0  1.3  1.4  1.5  1.4
shww    0.0  0.0  0.5  0.6  0.4  0.3  0.1  0.0