Thanks for your answer! Greetings.
El viernes, 28 de julio de 2017, 2:07:10 (UTC+2), gjr80 escribió: > > Hi, > > The message you saw can most likely be ignored. The WMR300 reports a > cumulative rain total rather than an incremental rain value (ie rainfall > per period). WeeWX stores 'rainfall per archive period' so the WMR300 > driver needs to calculate an incremental rainfall value from the cumulative > value reported by the station. This is done by keeping track of the last > cumulative rain value from the station and calculating the incremental > value as the difference between the current cumulative rain value and the > last cumulative rain value. This works fine once the driver has been > running long enough to have received two packets with cumulative rain data. > However, when the driver (read weeWX) first starts, the driver has no idea > what the last cumulative rain value (ie the 'old' value) was so it is set > to None. When the first packet is received by the driver with cumulative > rain data (let's say 43.688) the driver cannot calculate the incremental > rainfall as it does not know the 'old' value. Consequently, you get a > message like you saw. When the next packet arrives with cumulative rainfall > data it should work fine as the driver now has an 'old' value. > > So if you are seeing the message you saw when you first startup weeWX then > that is normal operation and nothing to worry about. However, if you are > seeing this message regularly and it's not associated with a weeWX > start/restart then something is wrong. > > Gary > > On Wednesday, 26 July 2017 02:02:58 UTC+10, Juan Antonio Mosquera wrote: >> >> What does this log message mean in the WMR300 ?, I searched the net and >> found nothing (for now) >> >> wmr300: possible missed rain event: new=43.688 old=None >> wmr300: rain=None rain_total=43.688 last_rain=None >> >> >> >> Thank you! >> > -- 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 weewx-user+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.