The etesians ( or ; grc, ἐτησίαι, etēsiai, periodic winds; sometimes found in the

Latin Latin (, or , ) is a classical language belonging to the Italic languages, Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through ...

form etesiae), ''meltemia'' ( el, ετησίες,μελτέμια; pl. of meltemi), or meltem ( Turkish) are the strong, dry north winds of the

Aegean Sea The Aegean Sea ; tr, Ege Denizi ( Greek: Αιγαίο Πέλαγος: "Egéo Pélagos", Turkish: "Ege Denizi" or "Adalar Denizi") is an elongated embayment of the Mediterranean Sea between Europe and Asia. It is located between the Balkans ...

, which blow from about mid-May to mid-September. The Etesian winds are a dominant weather influence in the Aegean Basin. They are at their strongest in the afternoon and often die down at night, but sometimes meltemi winds last for days without a break. Similar winds blow in the

Adriatic The Adriatic Sea () is a body of water separating the Italian Peninsula from the Balkan Peninsula. The Adriatic is the northernmost arm of the Mediterranean Sea, extending from the Strait of Otranto (where it connects to the Ionian Sea) to the ...

and Ionian regions. Meltemi winds are dangerous to

sailor A sailor, seaman, mariner, or seafarer is a person who works aboard a watercraft as part of its crew, and may work in any one of a number of different fields that are related to the operation and maintenance of a ship. The profession of the s ...

s because they come up in clear weather without warning and can blow at 7–8

Beaufort Beaufort may refer to: People and titles * Beaufort (surname) * House of Beaufort, English nobility * Duke of Beaufort (England), a title in the peerage of England * Duke of Beaufort (France), a title in the French nobility Places Polar regions * ...

. Some

yacht A yacht is a sailing or power vessel used for pleasure, cruising, or racing. There is no standard definition, though the term generally applies to vessels with a cabin intended for overnight use. To be termed a , as opposed to a , such a pleasu ...

s and most inter-island

ferries A ferry is a ship, watercraft or amphibious vehicle used to carry passengers, and sometimes vehicles and cargo, across a body of water. A passenger ferry with many stops, such as in Venice, Italy, is sometimes called a water bus or water tax ...

cannot sail under such conditions. However, they often provide a good, steady

sailing Sailing employs the wind—acting on sails, wingsails or kites—to propel a craft on the surface of the ''water'' (sailing ship, sailboat, raft, windsurfer, or kitesurfer), on ''ice'' (iceboat) or on ''land'' ( land yacht) over a chose ...

wind favored by leisure sailors. The word ''etesian'' ultimately derives from the

Greek Greek may refer to: Greece Anything of, from, or related to Greece, a country in Southern Europe: *Greeks, an ethnic group. *Greek language, a branch of the Indo-European language family. **Proto-Greek language, the assumed last common ancestor ...

word ''etos'' "year", connoting the yearly fluctuation in frequency of appearance of these winds. Etesians have been described since ancient times; their Turkish and the Modern Greek names are probably a

loan In finance, a loan is the lending of money by one or more individuals, organizations, or other entities to other individuals, organizations, etc. The recipient (i.e., the borrower) incurs a debt and is usually liable to pay interest on that ...

from

Italian Italian(s) may refer to: * Anything of, from, or related to the people of Italy over the centuries ** Italians, an ethnic group or simply a citizen of the Italian Republic or Italian Kingdom ** Italian language, a Romance language *** Regional Ita ...

''mal tempo'' 'bad weather'.

Oxford English Dictionary The ''Oxford English Dictionary'' (''OED'') is the first and foundational historical dictionary of the English language, published by Oxford University Press (OUP). It traces the historical development of the English language, providing a c ...

Though it is sometimes called a

monsoon A monsoon () is traditionally a seasonal reversing wind accompanied by corresponding changes in precipitation but is now used to describe seasonal changes in atmospheric circulation and precipitation associated with annual latitudinal oscil ...

wind, the meltemi is dry and does not correspond to an opposite wind in the winter. However, the etesians are distantly correlated with the summer monsoons of the Indian subcontinent, as it is a trough of low pressure into the Eastern Mediterranean region that enforces, if not causes, the etesians to blow in summer. A

Mediterranean climate A Mediterranean climate (also called a dry summer temperate climate ''Cs'') is a temperate climate sub-type, generally characterized by warm, dry summers and mild, fairly wet winters; these weather conditions are typically experienced in the ...

is sometimes called an etesian climate. Etesians are due chiefly to the deep continental depression centered over southwest Asia and blow from a direction which may be anywhere between north-east and north-west depending on local topography; meltemi weather is ordinarily fine and clear, the northerly winds tempering the fierce summer heat of the region. In the Northern Aegean sea, the etesians blow as winds of northeasterly to northerly direction. Moving south, in the central Aegean, they blow as winds of northerly direction, while in the southern Aegean, the Cretan and the Carpathian sea, they blow as northwesterlies. The same winds blow in

Cyprus Cyprus ; tr, Kıbrıs (), officially the Republic of Cyprus,, , lit: Republic of Cyprus is an island country located south of the Anatolian Peninsula in the eastern Mediterranean Sea. Its continental position is disputed; while it is ...

as westerlies to southwesterlies, being more humid. Historically,

Philip II of Macedon Philip II of Macedon ( grc-gre, Φίλιππος ; 382 – 21 October 336 BC) was the king ('' basileus'') of the ancient kingdom of Macedonia from 359 BC until his death in 336 BC. He was a member of the Argead dynasty, founders of the ...

timed his military operations so that powerful southern fleets could not reach him: their ships could sail north only very slowly while the Etesian winds were blowing.

References

* C.Michael Hogan. 2011
''Aegean Sea''. Eds. P.Saundry & C.J.Cleveland. Encyclopedia of Earth. National Council for Science and the Environment. Washington DC
*

Encyclopædia Britannica The (Latin for "British Encyclopædia") is a general knowledge English-language encyclopaedia. It is published by Encyclopædia Britannica, Inc.; the company has existed since the 18th century, although it has changed ownership various t ...

online, 2007

External links

{{Commons category
Etesian winds - SailingIssues
Winds Sailing Climate of Greece

See also

References

External links