Highcharts have released Highmaps for mapping data, they have also released 'Heatmaps' for both the standard charts library and Highmaps.
This is my
first second faltering attempt to implement some heat map plotting:
http://weather.wilmslowastro.com/heatmaps/heatmap.phpNot much to see yet, and rain rate is visually pretty uninteresting for my location!
Argh! MOD: can you move this to the "Weather Website PHP/AJAX scripting" board please?