Initially a weak disturbance, it moved generally westward, slowly gaining in intensity.

Many tropical cyclones develop when the atmospheric conditions around a weak disturbance in the atmosphere are favorable.

The weak disturbance passed to the west of Bermuda early on August 25, and subsequently began to drift to the northeast.

A weak disturbance that formed east of Somalia was detected on May 18.

The cyclone was classified as a weak disturbance, and strong winds were not recorded throughout the life span of the storm.

Miriam formed from a weak disturbance on September 15.

On August 16, a weak tropical disturbance was moving towards the southern Philippines.

The second named storm of the season formed out of a weak tropical disturbance on January 13.

Let V be a Hamiltonian representing a weak physical disturbance, such as a potential energy produced by an external field.

A weak tropical disturbance entered the Pacific on July 1.