Uncertain my previous answer actually helps any given how short your desired average periods are but also see https://www.weewx.com/docs/5.0/custom/cheetah-generator/#wind On Sunday, September 29, 2024 at 1:57:56 PM UTC-7 vince wrote:
> I don't know if this will help any given you want to get averages within > the 5-minute archive period but does > https://www.weewx.com/docs/5.0/custom/cheetah-generator/#tag-span help > any ? > > $span(time_delta=60).windGust.avg > $span(time_delta=120).windGust.avg > $span(time_delta=600).windGust.avg > > (untested) > > On Sunday, September 29, 2024 at 11:53:54 AM UTC-7 James Pattinson wrote: > >> Bit of background, I have been asked to set up a simple weather screen >> for an airfield manned by hobbyists. They bought a Davis ISS and 6313 >> console combo, and I found that the console is essentially a closed/cloud >> system and not good for real time data. >> >> So, I've since installed a Pi with an RTLSDR dongle and WeeWx. It's >> receiving data from the iSS and populating reports every 5 minutes. >> >> At the airfield we generally need a pretty up to date wind direction and >> speed, averaged over the last 1 or 2 minutes, and a real time 'instant' >> wind display. >> >> The instant wind I am OK with. I've installed the MQTT extension to WeeWx >> so I get the LOOP data every few seconds with the wind info. >> >> Now, I'm not sure how to go about getting the average wind. Ideally, what >> I want is that at every update of the raw wind value (ie at the LOOP time) >> it also computes the average wind speed / vector over the last 1,2 and 10 >> minutes, so basically three moving averages all updated every few seconds, >> so I think these updates will be quite 'smooth' and not jumping all over >> the place like the instant wind reading. >> >> Problem is I've no idea where to start with this, or even if it's >> possible. I would appreciate any ideas anyone may have. >> >> >> -- 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/0c672f89-b119-4566-be10-141abb358058n%40googlegroups.com.
