How warm are the seas today?
Global sea surface temperature

>    Sea Surface Temperature Anomaly

 
Hydro Picture of the Day
"Earth Picture of the Day"

 
How fast are the winds?
The speed and direction of winds over the Earth's oceans

>    Ocean Surface Wind Direction
>    Ocean Surface Wind Speed

 
How much water is in the clouds?
Tropical cloud column density

 
Is it raining in the tropics today?
Map of tropical rainfall

 
Are the seas high or low today?
Sea surface height anomaly measurements

 
How high are the sea waves?
Maps of ocean wave height

 
Where did it rain in the U.S.?
Radar map of U.S. precipitation

 
Are there severe weather warnings in effect?
Watch, warning and advisory display