...
But when there are no annotations available for the selected locations the icon will become white:
When a selection is made from the time series dialog or grid display it can be chosen to filter for that selection (or not) via the "filter for selection" checkbox on the bottom.
Below the KNMI-RADAR location has been selected in the grid display and "filter for selection" is checked so only annotations for KNMI-RADAR are shown.
When "filter for selection" is unchecked annotation for all locations are shown.
