By default, the application displays the current winds a few feet above the Earth's surface. The color shadings represent the near-surface air temperature (blue/purple areas-colder and red/orange areas-warmer).
To rotate the globe, click and drag the surface in any direction.
To zoom in or out, use your mouse wheel or (for touchpads and touch-screen devices) pinch with two fingers. Zooming in/out can also be done using the and buttons in the upper right.
What does it mean?
To see a legend explaining the fields displayed on the screen, click on in the menu bar.
View other variables
To select a different variable (temperature, precipitation, etc.) or altitude, click on in the menu bar and choose from the pop-up menu. Click on a second time to hide the variables menu.
To select a different date or time, click on in the menu bar to display the calendar menu.
To change the map projection, click on in the menu bar and select one of the four projections available.