I can confirm that mine does NOT have the max daily gust. What brand is yours and what version is shown at this link? Mine is 2.2.5
http://192.168.xx.xx/livedata.htm
It is very easy to add it if you show a small section of the file returned from that link. Use inspect source or save and open the file in a text editor. I’m too busy to add it but you can compare what I changed to add the Last updated time channel. Need to edit 3 files and compile.