The link in Gary’s mail explains how to run it — just give the full path to the 
config file as an argument to weewxd. Something like:
    sudo weewxd /etc/weewx/weewx.conf

  -Les


> On Feb 11, 2020, at 9:21 AM, Dan Blanchard <dan.zopi...@gmail.com> wrote:
> 
> 
> I have confirmed and to the best of my knowledge, the station altitude is set 
> correctly (altitude = 2320 foot).
> 
> When I run weewx directly (sudo weewxd weewx.conf) I get the following:
> 
> Traceback (most recent call last):
>   File "/usr/bin/weewxd", line 64, in <module>
>     weewx.engine.main(options, args)
>   File "/usr/share/weewx/weewx/engine.py", line 852, in main
>     sane = os.stat(config_path).st_ctime
> OSError: [Errno 2] No such file or directory: '/home/pi/weewx.conf'
> 
> I really do not understand what that means.  I went and looked at line 64 and 
> 852 but don't know enough to see a problem.  I understand the last line 
> because my config file is at /etc/weewx/weewx.conf.  Is there another way to 
> run it directly?
> 
> Once I get past this step, I can try the other suggestions you had.
> 
>> On Tuesday, February 11, 2020 at 2:03:38 AM UTC-8, gjr80 wrote:
>> Sorry, only use hPa here so the obvious nonsense inHg value was lost on me.
>> 
>> WeeWX is flexible enough that you change whatever you want to display on 
>> your web page, you can use another field or recalculate using whatever you 
>> like, it's just a case of altering the appropriate template. Similarly, you 
>> can change what is sent to WU, WeeWX is coded to send field barometer, to 
>> change that you need to dig into the code and your changes would likely not 
>> be safe across an upgrade.
>> 
>> In terms of solutions, one obvious check is that you have your station 
>> altitude set correctly in weewx.conf. You are after the altitude setting 
>> under [Station]. If altitude is set correctly then the solution is in the 
>> driver. The WS-2813 driver emits pressure and WeeWX calculates barometer and 
>> altitude. Have you run WeeWX directly to see what pressures are being 
>> include in loop packet and archive records. You should see all three 
>> pressures included as the data sent to console is after WeeWX has augmented 
>> the packet/record with whatever derived fields it can.
>> 
>> Unfortunately it looks like the WS-2813 driver cannot be run stand alone 
>> which would be handy to see exactly what data is coming from the driver (as 
>> opposed to running WeeWX directly which include driver and WeeWX calculated 
>> fields). You can driver only data by disabling the WeeWX StdWXCalculate 
>> service that calculates the additional fields. To disable StdWXCalculate 
>> edit weewx.conf and locate the process_services setting under [Engine] 
>> [[Services]]. It should look something like this:
>> 
>> process_services = weewx.engine.StdConvert, weewx.engine.StdCalibrate, 
>> weewx.engine.StdQC, weewx.wxservices.StdWXCalculate
>> 
>> just put a # in front of the StdWXCalculate service as follows:
>> 
>> process_services = weewx.engine.StdConvert, weewx.engine.StdCalibrate, 
>> weewx.engine.StdQC #, weewx.wxservices.StdWXCalculate
>> 
>> save and stop WeeWX if running and then run directly again. This time you 
>> should see no derived fields added and what you see should be coming from 
>> the driver. What pressure field is provide and if it is pressure is it 
>> indeed station pressure? If this is the case then the issue lies elsewhere, 
>> if not then the driver needs some scrutiny.
>> 
>> Gary
> 
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