WeeWx Install MacOS

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Josh Jost

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Mar 22, 2026, 2:51:57 PM (4 days ago) Mar 22
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New to WeeWx - Installed 5.3 and configured for WeatherFlowUDP using driver file found on GitHub. Curious if anyone has been successful running this configuration. I can command Weewxd, however nothing shows up in the terminal - log file shows the following: 

CRITICAL weewxd: Caught OSError: [Errno 49] Can't assign requested address


weewx.conf
weewxd.log

Vince Skahan

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Mar 22, 2026, 5:09:20 PM (4 days ago) Mar 22
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Try picking a different broadcast address from the three choices.

You might also set shared sockets true and log raw packets true at least initially. And set weewx.conf debug=1

If you want to eliminate weewx from the equation initially - install my wfudptools via pip and run ‘wfudplistener -r’ to see if the os hears anything from your hub. Remember WF gear broadcasts so you need the hub on the same subnet as the listening box because broadcasts don’t route (unless you do something unusual to permit that)

Vince Skahan

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Mar 23, 2026, 12:46:10 PM (3 days ago) Mar 23
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Josh - I did some more testing here.  The problem is your MacOS firewall is blocking the ability to listen to the broadcasts.  This seems to be a recent MacOS change.

To enable things again open Network => Firewall => Options and set the item for org.python.python to 'Allow incoming connections' and click ok.  It should work ok then.
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