Shortly thereafter, the storm weakened, as the upper-level environment became more hostile, and the system moved over progressively cooler waters.

Wind shear increased as the hurricane moved over progressively cooler water.

The eye feature failed to develop further, and after maintaining its peak intensity for 12 hours Dean weakened over progressively cooler waters.

Located just east of a strong cold front, the minimal hurricane continued to speed over progressively cooler waters.

The central and southern coast are progressively cooler and wetter.

Fausto steadily weakened throughout the following two days as it moved over progressively cooler waters.

Kelly shivered, more from the endeavor than from cold, although it had grown progressively cooler.

Speeding toward the northeast, the storm entered an area of progressively cooler waters as upper-level conditions quickly turned adverse.

The base of the mountains have a continental Mediterranean climate, which gets progressively cooler as the elevation increases:

Afterward, the hurricane turned northwestward over progressively cooler water temperatures, resulting in weakening.