On Friday, August 10, 2018 at 5:33:47 PM UTC+1, Phil Owers wrote: > > > > On Friday, August 10, 2018 at 5:08:13 PM UTC+1, Phil Owers wrote: >> >> >> >> On Friday, August 10, 2018 at 4:26:32 PM UTC+1, Phil Owers wrote: >>> >>> >>> >>> On Friday, August 10, 2018 at 3:19:57 PM UTC+1, gjr80 wrote: >>>> >>>> In the daily summaries the 'max' field stores the max value of the obs >>>> for the day (the row of the daily summary table) concerned. So for point >>>> in >>>> time obs like temperature, humidity etc $year.outTemp.max will indeed >>>> give the max outTemp value seen since 1 January of the current year >>>> and $year.outTemp.maxtime will give the date-time it occurred. The >>>> same tag will certainly work with rain, ie $year.rain.max but what >>>> that tag is returning is not the max daily rainfall in the year to date >>>> but >>>> rather the max rainfall seen in an archive period in the year to date, you >>>> are treating rainfall more as a point in time observation. The >>>> $year.rain.sum tag will give you the total rainfall in the year to date so >>>> it does not help (it sums the daily summaries sum field). If you are >>>> looking for the max daily rainfall in the year you want to look at the max >>>> of the sum fields and to find the max value of the sum field you use the >>>> .maxsum aggregation type in your tag ie $year.rain.maxsum. Date-time >>>> wise $year.rain.maxtime may well provide the correct date-time that >>>> the highest daily rainfall occurred (chances are high that the highest >>>> archive period rainfall occurred on the day of highest total rainfall) but >>>> the corresponding 'time' aggregate for .maxsum is .maxsumtime ie >>>> $year.rain.maxsumtime. >>>> >>>> This may make a bit more sense if you refer to the Aggregation types >>>> <http://weewx.com/docs/customizing.htm#aggregation_types> appendix in >>>> the Customization Guide. >>>> >>>> Assuming you are using the alltime period provided by the xstats >>>> example search list extension, the $alltime portion of the tag simply >>>> allows the underlying query to use the entire daily summary table rather >>>> than just the current year, month etc so $alltime.rain.maxsum and >>>> $alltime.rain.maxsumtime should give you the results you are after. >>>> >>>> Gary >>>> >>> >>> Have just compared the 2018 NOOA reports from weewx and weatherview. >> Now 99% was imported to weewx but the Temp and Wind are spot on with each >> other but the rain totals are about 25% lower in weewx compared >> to weatherview. for all 7 completed months, not sure why yet ??? >> >
> And thanks for your help so far. >> > 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 [email protected]. For more options, visit https://groups.google.com/d/optout.
