Input (grade 13): Located between a ridge to its southeast and northwest, the depression moved slowly northeastward, and with a marginally favorable upper-level environment, it attained minimal tropical storm status during the early afternoon of July 19.
Output (grade 11): It was located between an area of high pressure to its southeast and another one to the northwest, the depression moved slowly towards the northeast. It became a weak tropical storm during the early afternoon of July 19.