Windspeed only in mph

[ghost]

Overview:

The windpeed is only shown in mph. As a french who is used to metric system i'd like to have the windspeed in km/h.

[manifestinteractive]

Reopening Issue.

Previously closed as I was planning on closing down the app for being too expensive for me to run, but going to see if Community Support via donations can at least pay the server bills I have to keep this free app running for folks.