Usage:

    $ curl wttr.in          # current location
    $ curl wttr.in/muc      # weather in the Munic airport

Supported location types:

    /paris                  # city name
    /muc                    # airport code (3 letters)
    /@stackoverflow.com     # domain name
    /94107                  # area codes

Special locations:

    /moon                   # Moon phase (add ,+US or ,+France for these cities)

Units:

    ?m                      # metric (SI) (used by default everywhere except US)
    ?u                      # USCS (used by default in US)

Special URLs:

    /:help                  # show this page