So there is no windgust? Or weewx compute it from the 2.5sec samples?
Le 10 août 2017 5:31 PM, "Thomas Keffer" <[email protected]> a écrit : > The Vantage driver emits the 2.5s wind speed as type windSpeed, the 10 > minute average as windSpeed10. If software archive record generation is > in effect, the former is averaged and stored in the database under > windSpeed. If hardware archive record generation is in effect, then it is > ignored. In both cases, windSpeed10 is ignored unless you include it in > the schema. > > -tk > > On Wed, Aug 9, 2017 at 2:33 PM, wysiwyg <[email protected]> wrote: > >> Hello Thomas and thanks for your answer! >> >> I think my definition is not far from some explanation in the wiki (but >> maybe I misexplained or misunderstood). >> Wiki says: >> Rapid fluctuations in the wind speed with a variation of 10 knots or more >> between peaks and lulls. The speed of the gust will be the maximum >> instantaneous wind speed. >> >> 18km/h is 10knots >> >> The definition I founds talked about 10knots between peak and 10minute >> average. This has the advantage to be calculable, while "lulls" is maybe >> harder to evaluate. >> >> Anyway I'm very open to discussion on this. >> >> As you mentioned the davis... What does weewx do with the 2.5sec >> windspeed and the windspeed10? >> >> >> >> >> >> >> -- >> 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 a topic in the > Google Groups "weewx-user" group. > To unsubscribe from this topic, visit https://groups.google.com/d/ > topic/weewx-user/UzXQRmXG4Sk/unsubscribe. > To unsubscribe from this group and all its topics, 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.
