Altimetry charts are processed daily. Data distribution from is
delayed by aprox. 18 hours, so Altimetry charts are normally one day behind.
**** Sept 3 Please Note - Our normal source for Altimetry data has been having technical problems, so we have started preparing charts with data from an alternate source. It will look a little different until our usual data starts flowing again.
Click here for more info on using and understanding Altimetry data.
on any region's Date/Time to view the latest chart (Members
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