Friday    21Z ... Saturday  18Z

Saturday  18 UTC
Saturday  18 UTC
Friday    21 UTC
Friday    21 UTC
Saturday  00 UTC
Saturday  00 UTC
Saturday  03 UTC
Saturday  03 UTC
Saturday  06 UTC
Saturday  06 UTC
Saturday  09 UTC
Saturday  09 UTC
Saturday  12 UTC
Saturday  12 UTC
Saturday  15 UTC
Saturday  15 UTC