During the countdown, formal weather briefings occur approximately as follows:
L-24 hr 0 min: Briefing for Flight Director and astronauts
L-21 hr 0 min: Briefing for removal of Rotating Service Structure
L-9 hr 00 min: Briefing for external tank fuel loading
L-4 hr 30 min: Briefing for Space Shuttle Launch Director
L-3 hr 55 min: Briefing for astronauts
L-2 hr [...]

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Indian Ocean Buoy.
(Credit: NOAA)
A new array of moored buoys in the Indian Ocean will provide critical climate and ocean data to help scientists predict the dramatic variations between seasonal monsoon rains and droughts.
“The data from these buoys will provide us with much-needed information to advance our understanding of the oceanic and atmospheric processes that [...]

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