UTC-3:   03   06   09   12   15   18   21   24
mdts    255  254  254  251  252  250  248  245
mdww     27   72  104  114  113  111  112  111
shts    1.8  1.7  1.6  1.5  1.3  1.1  1.0  1.0
shww    0.0  0.0  0.2  1.1  2.1  2.7  2.9  2.9