I believe that this is exactly how Meteobridge also works. It just uses Absolute. I think this is probably the best solution.
On Thursday, July 30, 2020 at 8:22:46 AM UTC-4 gjr80 wrote: > Looking at the WeeWX fousb driver it actually discards Relative Pressure > and uses Absolute Pressure as WeeWX field pressure. WeeWX fields barometer > and altimeter are calculated (by WeeWX). The interceptor driver when > processing Ecowitt format messages does the same, Relative Pressure is > ignored. > >> >>> -- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to weewx-user+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/weewx-user/cbae0af6-9e46-4df6-b74f-1c70f9f38e78n%40googlegroups.com.