The station is a AW 2902A What I meant is that after I see that logged, rain amount for the day never reaches the amount recorded by the console.
>From your explanation, this seems to be the correct way for weewx with this station. On Sunday, August 19, 2018 at 10:45:29 AM UTC-4, mwall wrote: > > > > On Monday, August 13, 2018 at 4:30:43 PM UTC-4, G Hammer wrote: >> >> I have been having fairly steady rain here and see this come up in the >> logs. >> Aug 13 15:48:32 PlexSrv weewx[14290]: interceptor: MainThread: skipping >> rain measurement of 0.03: no last rain >> >> Once this happens, the rain total is off for further periods. >> For example, once I saw the 0.03 skipped entry here, the rainfall amount >> stayed at 0.03 >> Ambient and WU both have a higher amount recorded. >> >> I'll look at this again later as another rain shower hits and see if the >> total changes and is correct compared to Ambient and WU. >> > > what kind of weather station is this? > > do you ever see this other than when weewx starts up? > > please be more specific about "the rain total is off for further periods". > > the rain values in weewx are delta measurements, but most hardware reports > rain totals. so any driver must have two data points before it can report > a value for rain delta. > > the message "skipping rain measurement...: no last rain" indicates that > the driver got a non-zero value for the rain total, but since it had no > previous value it cannot calculate a rain delta. > > the message lets you know that some rain data might have been missed. > > (btw, one utility function that might be useful for driver developers > would be to get the last rain total from the database, if one exists. then > we could use that value instead of just saying "no last value". almost > every driver has to deal with this for rain or any other delta > observations.) > > if the weewx rain totals do not agree with a canonical reference, you can > fix your rain counts by manually adding values to the weewx database > > m > -- 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. For more options, visit https://groups.google.com/d/optout.