3in1 wavy lines

I am going to assume this has been covered in the forum at some point but I am unable to find the answer, my 3in1 script is coming out with “wavy” results, is there something I am simply missing in the config?

http://vk4lda.com/weather/wxsim/sivu2.php

Cheers,
Damien K
VK4LDA

Fixed: disregard, crappy data…

Cheers,
Damien K
VK4LDA