Originally Posted by
wiggy
Having spent years economising on data link costs our outfit has finally decided uplinking the winds is a good thing and have just had a big push on us doing this. They tell us the update is indeed every 6 hours....at 1000/1600/2200/0400UTC.....

LIDO processes upper wind data/temps at 00:00z, 06:00z, 12:00z and 18:00z. The updates are available for up-link at 04:30z, 10:30z, 16:30z and 22:30z.