Nashi or N'aschi is a northeastern wind which occurs in winter on the Iranian coast of the Persian Gulf

Persian Gulf

The Persian Gulf, in Southwest Asia, is an extension of the Indian Ocean located between Iran and the Arabian Peninsula.The Persian Gulf was the focus of the 1980–1988 Iran-Iraq War, in which each side attacked the other's oil tankers...

, especially near the entrance to the gulf, and also on the Makran

Makran

The present day Makran is a semi-desert coastal strip in the south of Sindh, Balochistan, in Iran and Pakistan, along the coast of the Arabian Sea and the Gulf of Oman. The present day Makran derived its name from Maka, a satrap of Achaemenid Empire....

 coast. It is probably associated with an outflow from the central Asiatic anticyclone

Anticyclone

An anticyclone is a weather phenomenon defined by the United States' National Weather Service's glossary as "[a] large-scale circulation of winds around a central region of high atmospheric pressure, clockwise in the Northern Hemisphere, counterclockwise in the Southern Hemisphere"...

 which extends over the high land of Iran

Iran

Iran , officially the Islamic Republic of Iran , is a country in Southern and Western Asia. The name "Iran" has been in use natively since the Sassanian era and came into use internationally in 1935, before which the country was known to the Western world as Persia...

. It is similar in character but less severe than the bora

Bora (wind)

Bora or Bura is a northern to north-eastern katabatic wind in the Adriatic, Bosnia and Herzegovina, Croatia, Montenegro, Italy, Greece, Slovenia, and Turkey....

.