Depends on the hardware and the setting of record_generation. If record_generation=hardware, and the hardware emits it, then that value is used.
Otherwise, weewx calculates it as the average wind speed over the archive interval. -tk On Sun, Feb 5, 2017 at 11:16 AM, Eelco F <[email protected]> wrote: > In addition to this, how is the value of $current.windspeed defined? Is it > a 10 minute average, as defined in determining beaufort windforce? Or is it > just the latest measurement at the moment when creating the html pages. > If so, should I use $span(time_delta=600).windSpeed.avg.formatted to > determine the 10 min average. > I'm afraid still a bit confused on how weewx works with the continuous > variation of windspeeds. > > Op zaterdag 4 februari 2017 11:40:45 UTC+1 schreef Eelco F: > >> Hi Gary, >> >> Great, thanks a lot, that did the trick. I must have overlooked it in the >> userguide ;) >> >> Eelco >> >> Op donderdag 2 februari 2017 12:11:54 UTC+1 schreef gjr80: >>> >>> Hi Eelco, >>> >>> Try tag $span <http://weewx.com/docs/customizing.htm#Tag_$span> with >>> $hour_delta=1 or $time_delta=3600. >>> >>> Gary >>> >>> On Thursday, 2 February 2017 21:06:08 UTC+10, Eelco F wrote: >>>> >>>> Hi, >>>> >>>> I'm struggling a bit with the windgust parameter. I would like to show >>>> the maximum windgust in the past 60 minutes. However, it seems that when I >>>> use $hour.windGust.max.formatted I get the max value in the current clock >>>> hour. >>>> So, assume it's 15.20 now, I get the value from the past 20 minutes. If >>>> it's 15.40 I get the maxvalue in the past 40 minutes. Is that right? >>>> >>>> Is there an option to show the max.windgust in the past 60 minutes? So >>>> if it's 15.20, weewx will look in the database from 14.20? >>>> >>>> thanks and regards, >>>> >>>> Eelco >>>> >>> -- > 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. > -- 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.
