Closed rod-glover closed 10 months ago
This comment from DataMap explains it:
// For `anomaly`, compute the anomaly for stations for which there is both
// baseline and monthly data.
Display location markers for anomaly stations; turn off other station location markers by default.
The map shows small black markers for some stations without larger coloured markers.
Find out the meaning of the no-data monthly stations. Determine what to do about them: