The story behind the yellow wave buoys powering surf forecasts in the US In 1975, the Coastal Data Information Program (CDIP) developed a system that collected wave data and transmitted it to Scripps Institution of Oceanography via regular telephone lines.

The famous yellow buoys of the Coastal Data Information Program (CDIP) are celebrating their 50th anniversary. They power the most accurate surf forecasts in the United States.

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Cc: @scrippsocean.bsky.social