UTC-3:   03   06   09   12   15   18   21   24
mdts    255  255  254  253  252  250  249  247
mdww     30   86  108  113  116  113  112  111
shts    1.8  1.7  1.7  1.6  1.4  1.2  1.1  1.0
shww    0.0  0.0  0.1  0.6  1.7  2.6  2.9  2.9