UTC-3:   03   06   09   12   15   18   21   24
mdts    248  249  251  251  251  250  249  249
mdww    248  259  226  210  216  195  192   17
shts    1.0  1.0  1.0  0.9  0.9  0.9  0.9  0.9
shww    0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0