Question

To form a cyclone, warm, moist air over the ocean rises upward from near the surface. ... So basically as the warm air rises, it causes an area of lower air pressure below. Air from surrounding areas with higher air pressure pushes in to the low pressure area.

Answer 1

The warm, moist air over the ocean rises upward from near the surface. Because this air moves up and away from the surface, there is less air left near the surface. Another way to say the same thing is that the warm air rises, causing an area of lower air pressure below. A cumulonimbus cloud.

Answer 2

To form a cyclone, warm, moist air over the ocean rises upward from near the surface. So basically as the warm air rises, it causes an area of lower air pressure below. Air from surrounding areas with higher air pressure pushes in to the low pressure area.