UTC-3:   03   06   09   12   15   18   21   24
mdts    247  245  244  244  246  249  242  238
mdww    277  285  250  240  237  234  236  236
shts    1.0  1.0  1.0  1.0  1.0  1.0  1.3  1.4
shww    0.0  0.0  0.0  0.2  0.7  1.3  1.3  1.3