From Miami: A powerful storm has intensified quickly. It is now a Category 4 storm with maximum sustained winds of 145 mph. The storm's movement is westward.

Further details are available from forecasters. The storm is fueled by warm waters and is not threatening land at this time.

Waves from the storm are expected to affect certain regions, but no coastal watches or warnings are in effect. The storm's distance from land is significant, at approximately 1,020 miles from the southern tip of a peninsula in Mexico.