Dear Fri,

I was the same problem with you. But I found the solution. Your post was very old. now I reply for next person.

You can use the free RSS information from Yahoo. Please see following information. This is a sample of RSS feed using XML Parser.

Code:
<?php
$xmlDoc = new DOMDocument();
$xmlDoc->load("http://weather.yahooapis.com/forecastrss?p=SNXX0006&u=f");
...