UTC-3:   03   06   09   12   15   18   21   24
mdts    247  249  251  252  254  254  254  254
mdww    298  330  268   25   50  136  134  123
shts    0.9  0.9  0.8  0.7  0.7  0.7  0.8  0.8
shww    0.1  0.0  0.0  0.0  0.0  0.0  0.0  0.0