UTC-3:   03   06   09   12   15   18   21   24
mdts    255  255  254  254  253  234  242  244
mdww    351   50   76   61  115   90   90   77
shts    0.6  0.6  0.6  0.6  0.6  0.6  0.6  0.6
shww    0.0  0.0  0.0  0.0  0.2  0.2  0.2  0.2