Global Near Real-Time Significant Wave Height Data Viewer. This page gives you detailed instructions on proper use of the data viewer. The data product is produced using data from the analysis date and data from the day prior to and the day after the analysis date. Earlier analysis fields, if available, may be accessed using the pull-down menu. This allows you to select a region of the world where you would like to view the significant wave height data.
All values are in degrees, and all longitude values are in East Longitude.
Minimum values may never exceed maximum values for longitude or latitude. If contouring is selected, contours are plotted on full range of the data independent of the range of data values selected. This variable defines the color palette to be used in your plot. Color - This uses a continuous rainbow color palette between the minimum and maximum range of data values . None - This turns all color mapping off.