Thanks, subsequent to the above thread and in concert with Bill I created the weewx-aprx extension <https://github.com/gjr80/weewx-aprx> which does include the correct humidity behaviour.
Gary On Thursday, 17 September 2020 at 11:16:08 UTC+10 [email protected] wrote: > Sorry for bringing an old thread up here. I just posted this to the > related wxforum post: https://www.wxforum.net/index.php?topic=38877 > > I'll copy-paste my post here: > > Following this thread and some threads and references elsewhere, I just > got my WX station working with direwolf and weewx running on an rpi, and I > wanted to point out that there's a small issue with the cwxn.py > implementation, at least for APRS use. > > At first I thought everything was going great - I was beaconing out the > wxnow.txt info and looking at aprs.fi everything looked good. But then I > looked at the info in findu and noticed the dew point seemed to be messed > up. Looking at it more closely, that was because the humidity was wrong. > Instead of, for example, 92%, it was showing up as 9%. So I took a closer > look at the format of the data. The humidity is being formatted as a 3 > digit number by cwxn. But the APRS spec and CWOP spec indicate it should > be 2 digits, and 00 should be interpreted as 100%. Apparently aprs.fi is > being tolerant of the 3-digit number, but findu is not. > > I made a small change to cwxn.py to convert 100 to 0 and to format as %02d > instead of %03d. All looks good in both aprs.fi and findu now. > > BTW, in case it's relevant, I'm using the cwxn.py that was posted earlier > in this thread by gjr80. > > My station: > https://tempestwx.com/station/28304 > https://www.wunderground.com/dashboard/pws/KCAPACIF205 > http://www.findu.com/cgi-bin/wxpage.cgi?call=AE6DC-5&last=240 > https://aprs.fi/info/a/AE6DC-5 > > -Dave AE6DC > > On Wednesday, March 4, 2020 at 6:09:41 PM UTC-8 gjr80 wrote: > >> That is good news, the cwxn code is fairly basic and should have worked >> on your earlier system. >> >> Gary >> >> On Tuesday, 3 March 2020 11:45:10 UTC+10, Bill Arthur wrote: >>> >>> Gary, >>> >>> Thanks again. Everything is working perfectly. >>> >>> BTW, I installed Weewx on a new RasPi. "binding = archive" works >>> perfectly >>> >>> Bill >>> >>> On Sunday, March 1, 2020 at 9:36:30 PM UTC-6, Bill Arthur wrote: >>>> >>>> Gary, >>>> >>>> I watched the results after the last rain. The midnight column went to >>>> 0.0 at midnight and the 24hr went down after 24 hours. Everything as >>>> expected. >>>> >>>> It has now just started raining and all three columns are at 0.01. >>>> >>>> I believe we can say that the problem has been resolved. Thank you for >>>> your quick and precise solution. >>>> >>>> Bill >>>> >>>> >>>> >>>> >>>> >>>> >>>> On Saturday, February 29, 2020 at 12:21:26 AM UTC-6, Bill Arthur wrote: >>>>> >>>>> Going through the log it looks like I may have restarted the box when >>>>> I installed an app. I didn't think I did it that early in the day, but I >>>>> may have. I'll take the blame. >>>>> >>>>> Since then it's working flawlessly, the midnight total went away at >>>>> 00:00. >>>>> >>>>> I'll know more Monday when it rains. >>>>> >>>>> Bill >>>>> >>>>> >>>>> >>>>> >>>>> On Friday, February 28, 2020 at 8:55:59 PM UTC-6, gjr80 wrote: >>>>>> >>>>>> Don’t get too hung up on wxnow.txt, it merely pulls data from the >>>>>> database/the current archive record and presents it. If the WeeWX >>>>>> generated >>>>>> plot you posted is correct then there is a discrepancy between what >>>>>> WeeWX >>>>>> is receiving and what your meteobridge is receiving. This is best >>>>>> tracked >>>>>> down by looking at the underlying data. Once we know the correct data >>>>>> is >>>>>> being received/archived by WeeWX we can follow that data through WeeWX. >>>>>> >>>>>> Gary >>>>> >>>>> -- 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/8c9d66b2-2ff3-4254-8219-8d110e8330f4n%40googlegroups.com.
