Bingo! Thanks Tom! Nitpicking a bit, should this be added to, https://weewx.com/docs/5.2/reference/weewx-options/stdwxcalculate/ rich
On Monday, 24 November 2025 at 20:46:58 UTC-5 Tom Keffer wrote: > There is an XType service Delta that can do this. For example, it is used > to calculate rain from a running total: > > [StdWXCalculate] > [[Calculations]] > ... > rain = prefer_hardware > ... > [[Delta]] > [[[rain]]] > input = totalRain > > > > On Mon, Nov 24, 2025 at 5:01 PM [email protected] <[email protected]> > wrote: > >> I am pretty sure that WeeWX can calculate the delta of an observation >> from a running total (for example a driver/service that reports a >> cumulative value for rain). I have searched the WeeWX docs and wiki, but I >> can't find out how to do it. Could someone point me to the documentation or >> wiki page? >> Thanks! rich >> >> -- >> > 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 [email protected]. >> To view this discussion visit >> https://groups.google.com/d/msgid/weewx-user/1e425d9c-a2f9-447c-b78e-3a8c1c6e7aedn%40googlegroups.com >> >> <https://groups.google.com/d/msgid/weewx-user/1e425d9c-a2f9-447c-b78e-3a8c1c6e7aedn%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > -- 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 [email protected]. To view this discussion visit https://groups.google.com/d/msgid/weewx-user/5057b120-fe74-49bb-b3a7-0f9aa594a6e7n%40googlegroups.com.
