I just came across this thread and I thought I'd add that the Peet Bros Ultimeter stations update wind speeds in 0.5 second intervals:
https://www.peetbros.com/ULTIMETERSPECS.pdf http://weewx.com/docs/hardware.htm#ultimeter_notes They are pretty simple to set up and I've found mine to be pretty reliable with weewex. Matt On Sunday, May 17, 2020 at 3:54:45 PM UTC-5 Tom K wrote: > Thanks - really appreciate the info. One thing you can do with Home > Assistant to make sure you are not filling up your DB with lots of sensor > data that is constantly changing is to exclude specific sensors from > recorder - looks something like this: > > recorder: > db_url: > mysql://homeassistant:xxxxxxxxxxx@core-mariadb/homeassistant?charset=utf8 > purge_keep_days: 2 > exclude: > domains: > - automation > - group > - script > - adtimer > entities: > - sun.sun > - sensor.i_air > - sensor.i_bedroom_2_3 > - sensor.i_cooktop_oven_a > > > On Sunday, May 17, 2020 at 3:12:23 PM UTC-4, Greg Troxel wrote: >> >> Something else I forgot to mention: >> >> weewx sending loop packets to mqtt works fine, by many reports on this >> list, as does other things getting those reports. >> >> However, with Home Assistant, what you do is construct a sensor of type >> mqtt, and that sensor sees an udpated value every time it receives a >> notification via MQTT. There is a notion of storing each update in a >> database, so you can graph it, etc. >> >> I am currently sending only archive packets to MQTT, because I don't >> want 43200 temperature datapoints in my HA sqlite3 database, because I >> think it might cause trouble and I don't feel the need. Perhaps that is >> silly of me and it would work 100% fine. And if it were just temp, >> that might be one thing, but there are two temps, two humidities, >> pressure, rain, wind speed/direction and so on so really this is 0.5M >> observations per day. >> >> So, you might want to think of modifying the mqtt sender in weewx to >> send wind every 5 minutes, or when it's higher than the last report, or >> something like that, so you can get the rapid response you want without >> storing tens of thousands of uninteresting data points. >> > -- 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/2591c0f8-b52b-4ad4-9955-c904001a20d8n%40googlegroups.com.
