If you are having problems viewing the Swellinfo Forecast Timeline chart, that you are likely seeing an issue with the Google Chrome Browser, version 29.
The easiest way to solve this problem is to upgrade your browser to version 30.
If you are not able to upgrade your browser, you can take the following steps to work around this problem.
Option 1) In Chrome, got to Settings->Advanced Settings. Unclick "Use Hardware Acceleration when available". Then restart Chrome, and it should be fine.Option 2) Use another browser: Firefox, Internet Explorer, Safari, etc.