set time_length to the required value (86400*2 for 48 hours) for the required plot(s) http://weewx.com/docs/customizing.htm#Time_periods
On Saturday, 18 April 2020 06:51:03 UTC+3, Messy Potamia wrote: > > Then is it possible to generate plots that cover the current 48 hours? > They would end with the current time but would span 2 days. > Thanks > Phil > > On Saturday, April 18, 2020 at 1:25:53 AM UTC+2, Thomas Keffer wrote: >> >> Unfortunately, no. The ImageGenerator can only make plots that end with >> the current time. >> >> -tk >> >> On Fri, Apr 17, 2020 at 8:11 AM Messy Potamia <[email protected]> >> wrote: >> >>> Thanks, the tables are great. >>> - - - >>> Reading through the .tmpls & skin.conf, and >>> http://www.weewx.com/docs/customizing.htm, I cannot glean how to tell >>> the plot generator to generate a plot that is from the same time period 24 >>> hours ago. Is there a way to get those? >>> Thanks, >>> Phil >>> >>> On Friday, April 17, 2020 at 4:23:24 PM UTC+2, Messy Potamia wrote: >>>> >>>> Thanks, trying that now... >>>> >>>> On Friday, April 17, 2020 at 4:18:33 PM UTC+2, Thomas Keffer wrote: >>>>> >>>>> The two tags serve different purposes. The tag $yesterday represents >>>>> an *aggregation* over the day. The tag $current represents a single >>>>> record. There is an undocumented feature in v3.9.2 (documented in V4.0) >>>>> that gets you what you want: >>>>> >>>>> <p>The temperature 24 hours ago was >>>>> $current(timestamp=$current.dateTime.raw-86400).outTemp</p> >>>>> >>>>> >>>>> -tk >>>>> >>>>> On Fri, Apr 17, 2020 at 7:01 AM Messy Potamia <[email protected]> >>>>> wrote: >>>>> >>>>>> The high/low table is working, showing but I'd like to get the upper >>>>>> table in yesterday.html.tmpl to show the data from 86400 seconds >>>>>> ago, or one day ago, $day($days_ago=1), or $yesterday. This doesn't >>>>>> seem >>>>>> to be working. >>>>>> In otherwords, on my Yesterday page, (weewx 3.9.2 Standard skins) I'd >>>>>> like it to show the same data as if you looked at it exactly 24 hrs ago. >>>>>> When I replace the $current.outTemp with $yesterday.outTemp, it >>>>>> generates an error. >>>>>> Any ideas? 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 [email protected]. >>>>>> To view this discussion on the web visit >>>>>> https://groups.google.com/d/msgid/weewx-user/571e351c-cbbc-446a-8cc5-e7e96fa95a42%40googlegroups.com >>>>>> >>>>>> <https://groups.google.com/d/msgid/weewx-user/571e351c-cbbc-446a-8cc5-e7e96fa95a42%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>> . >>>>>> >>>>> -- >>> 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]. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/weewx-user/207b4e40-894c-42d2-88bc-9e1b4a31d7eb%40googlegroups.com >>> >>> <https://groups.google.com/d/msgid/weewx-user/207b4e40-894c-42d2-88bc-9e1b4a31d7eb%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> >> -- 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]. To view this discussion on the web visit https://groups.google.com/d/msgid/weewx-user/d6b0b24d-2c61-43b6-8110-66e307f66ec6%40googlegroups.com.
