Java must be enabled for radar loops to display.

In Netscape:
Select: Edit -> Preferences -> Advanced
Check "Enable Java" and "Enable Javascript"

In Internet Explorer
Select: Tools -> Internet Options -> Security tab
Select the Internet zone and set the Security level for the zone to "Medium"


You may need to restart your browser after making these changes.
 

Imagen visible

Imagen Infrarroja

Imagen Visibe + Infrarroja

Imagen de Guatemala