Not saying what is right or wrong but the rain data provided by the highcharts extension is an aggregate sum over an hour or a day, depending on the time period of the plot. That may be why rain is behaving differently to other obs.
Gary On Tuesday, 25 September 2018 11:19:10 UTC+10, Thomas Keffer wrote: > > You're probably right. Plus, I gather that you are working with aggregated > plots, not the raw data? > > It was just a thought... > > -tk > > On Mon, Sep 24, 2018 at 6:11 PM Philip Kutzenco <kutz...@gmail.com > <javascript:>> wrote: > >> If that's so, wouldn't rainfall also exhibit the offset? >> >> Even if Thomas is correct (and something about rainfall calculation keeps >> it from being offset), the call out numbers (showing data values and date) >> you see when you move the cursor across the graph are wrong because of the >> date offset. So, it may be a bug, but the graphs are definitely wrong, at >> least in my implementation of the Belchertown skin. >> >> Phil >> >> On Monday, September 24, 2018 at 8:14:19 PM UTC-4, Thomas Keffer wrote: >>> >>> In WeeWX, records are timestamped with the *end* of the record. Perhaps >>> Highcharts uses the beginning? >>> >>> -tk >>> >>> On Mon, Sep 24, 2018 at 10:28 AM Philip Kutzenco <kutz...@gmail.com> >>> wrote: >>> >>>> I notice that, for me, some of the historic data graphs supplied with >>>> the Belchertown skin are off by one day. In particular, if you go to the >>>> "Graphs" page and select either "Month" or "Year", the temperature graph >>>> data are labeled as being one day beyond what they should be. For instance >>>> at the right end of the plot, today's data is shown, but the date on the >>>> y-axis is tomorrow's date. >>>> >>>> This is also true for the Wind/Wind Gust graph, the Wind Direction >>>> graph and also the Barometer graph. The Rainfall graph is fine. >>>> >>>> If you select "Week" all of the graphs are fine; of course the data on >>>> the "Today" and "Week" are actual recorded data points, while the "Month" >>>> and "Year" data are max and min data for each date. >>>> >>>> For some more context, the Standard skin shows the correct max and min >>>> temperature data for the month of September (I didn't check further). >>>> Also, >>>> I did need to NULL some anomalous temperature data in the database for >>>> June >>>> 14 (the guy who stained my back deck through a plastic sheet over my >>>> weather station for hours). I followed the directions in the Wiki and had >>>> weewx recalculate the summaries without incident. I also deleted the June >>>> NOAA report, which was properly re-created. I did look at that June NOAA >>>> report which shows the correct min and max temperatures for each date, >>>> while the Belchertown "Year" graph is off by one day for the June >>>> temperature data. So none of what I did seems to me to be causal for a >>>> Monthly graph to list today's data with a Y-axis of tomorrow. >>>> >>>> I know that Pat is using code from Highcharts for these graphs but I >>>> don't know if this is occurring in all Highcharts, only those in the >>>> Belchertown skin, or only for me. >>>> >>>> Does anyone else see this? Where should I look to identify the cause? >>>> Is there any other information I should post to help the group guide me? >>>> >>>> Phil >>>> >>>> -- >>>> 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+...@googlegroups.com. >>>> For more options, visit https://groups.google.com/d/optout. >>>> >>> -- >> 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+...@googlegroups.com <javascript:>. >> For more options, visit https://groups.google.com/d/optout. >> > -- 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.
