I haven't tried it, but form the docs,
file:///usr/share/doc/weewx/customizing.htm#general_aggregation_periods, I
would think something like this would work. If you were using the Seasons
skin I would add it to "current.inc".
<tr>
<td class="label">$obs.label.Rainfall Yesterday</td>
<td class="data">$$day($days_ago=1).rain.sum</td>
</tr>
On Sunday, June 14, 2020 at 2:04:32 PM UTC-6, Dale Reid wrote:
>
> While yesterday's rain total isn't exactly a current condition, I would
> like to have the display page show the amount of rain from yesterday.
>
> I know there are different ideas on when rain totals should zero out, but
> I'm asking for something slightly different, and for me, would add to the
> usefulness.
>
> I'm thinking of the situation that often occurs when a storm series moves
> through, with say 1/2" or so of rain before midnight, then even more after
> midnight, say 1/4" in the new day.
>
> It is really all the same storm, and not worth the logic to have it done
> automatically, but to glance at the summary page and see today's rain is
> 1/4", when the storm total is 3/4" would really work better to list what
> yesterday's rain was right after today's total so far.
>
> I don't know how the inner structure of WeeWx works, so one way would be,
> if the variable is available, to have today's rain total saved at midnight
> to a new variable called YesterdayRain, then zero the today's rain
> variable. It seems simple,but I don't know if the ordinary user would have
> the ability to modify WeeWx to make this work.
>
> Is there already this Yesterday's Rain value available, and if so by what
> name?
>
> Can we add a display line to the skin that generates the standard page, or
> not?
>
> Another way to do it would be have the database total up yesterdays rain
> with a date range but this seems to be a lot of work, involve accessing the
> data base for no added reason, if one just had the YesterdaysRain already
> stored.
>
> Just some thoughts. So far this is the only tweak I've thought of that
> WeeWx doesn't seem to already do. Python is really beyond my current
> skills, and while I know some might whip this together in short order with
> their programming knowledge, I don't know how to find the stored variables
> already, or fiddle around with it and screw something up.
>
> Dale
>
> ecwx.info/weewx
>
> (There are no error logs, there is nothing to submit, other than my idea).
>
>
>
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