I have successfully imported my 2018 data and the statistics all reconcile with my own analysis of the same data, so looks a good start. However, the weewx charts don't show the historical data at all. How do I get them to do this, please?
On Friday, 13 April 2018 09:22:49 UTC+1, dhin...@djhindley.com wrote: > > Gary > > Many Thanks for your very helpful reply. So which setting do I use for > the archive interval in the config file? "derive" seems the most logical, > but the instructions say that "derive" is suitable when the data was > recorded at fixed intervals. > > I do have some gaps in my data - up to two weeks in some cases. I plan to > try to fill as many of these gaps as possible using a combination of > downloaded data from weathercloud (for my weather station) and also using > the Met office's 5km grid data as a suitable proxy (for the grid containing > my PWS). I will attempt to process this all into a single archive database > using R software and then use weewx import. If I need to take up your kind > offer of a Weatherlink import module, I will let you know. > > David. > > On Friday, 13 April 2018 02:37:20 UTC+1, gjr80 wrote: >> >> David, >> >> Variable archive intervals have been supported since weeWX v3.0.0, though >> I believe there was a display/report calculation bug that was addressed in >> 3.7.0 (of course we are all running 3.8.0 so neither of these should be an >> issue :)) >> >> One thing to be mindful of when using wee_import to import data is that >> when you are deriving the archive interval from the source data (ie finding >> the difference between successive timestamps) missing records can skew this >> significantly. A single missing record in a data set with an interval of 5 >> minutes will likely have negligible effect but if you have several hours or >> days missing it may be a different matter. For this reason when importing >> from WeatherUnderground if your WeatherUndergroud data was posted every 10 >> minutes it is quite often handy to force wee_import to use a 10 minute >> archive interval as WeatherUnderground often does not return all available >> data, plus it is not unusual for users to have large gaps in their >> WeatherUnderground data. >> >> If you have a changing archive interval in your data and are concerned >> about data gaps, it might be useful to break the import down into smaller >> chunks that use a single archive interval and import that data with a set >> rather derived interval. >> >> Gary >> >> PS. If there is significant reformatting required to import the >> ex-WeatherLink data I am happy to put together a WeatherLink module for >> wee_import, I will just need to know the data format. Only thing is it will >> take time for me to put the module together, though I guess your old data >> is not going anywhere :) >> >> On Friday, 13 April 2018 01:16:54 UTC+10, Andrew Milner wrote: >>> >>> As far as I know the latest version of weewx casn handle variable >>> intervals- so just let wee_import derive the interval from the time stamps* >>> should* work (I think!!) >>> >>> someone more knowledgeable maywish to comment .... >>> >>> >>> >>> On Thursday, 12 April 2018 17:59:03 UTC+3, dhin...@djhindley.com wrote: >>> >>>> The import facility looks like the right way to go - but unfortunately >>>> my source data has variable archive intervals. Is there any way of dealing >>>> with this in the weewx import utlility, or is it best to convert all the >>>> source data to have the same archive interval (painful!)? >>>> >>>> Thanks. >>>> >>>> On Wednesday, 11 April 2018 17:45:19 UTC+1, dhin...@djhindley.com >>>> wrote: >>>>> >>>>> Hi >>>>> >>>>> I have just started using weewx on a Raspberry Pi with a Davis Vantage >>>>> using Weatherlink IP. The weather station has been running for 2 years, >>>>> but >>>>> I only got weewx working from today. All is working fine, except that >>>>> since >>>>> I updated my archive record to 5mins immediately prior to the >>>>> installation, >>>>> weewx only shows the recent records. Does anyone know if there is a way I >>>>> can manually add the historical data to the weewx database, so that the >>>>> full history is shown on my weewx webpage? >>>>> >>>>> Thanks >>>>> >>>> -- 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.