[2] Jask is a port town, about 1,690 kilometres (1,050 mi) south of Tehran,[7] situated on the Gulf of Oman.

[9] The base's position provides the Iranian Navy with the capability to close the Strait of Hormuz in order to block the entry of an "enemy" into the Persian Gulf.

Admiral Habibollah Sayyari remarked on the base's opening that Iran was "creating a new defense front in the region, thinking of a non-regional enemy.

English businessmen founded the first East India Company trading post in Jask in the year 1619.

On July 31, 2015, Jask observed a temperature of 39.0 °C (102.2 °F) degrees with a dew point of 33.0 °C (91.4 °F), leading to a heat index of 69 °C (156 °F).