harmattan

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harmattan

[‚här·mə′tan]
(meteorology)
A dry, dust-bearing wind from the northeast or east which blows in West Africa especially from late November until mid-March; it originates in the Sahara as a desert wind and extends southward to about 5°N in January and 18°N in July. Also spelled harmatan; harmetan; hermitan.

Harmattan

 

a northeast winter trade wind that blows from the Sahara to the West African coast south of 20° N lat.; it occurs from November through March. The harmattan is extremely dry and often reaches hurricane force. It transports large amounts of dust and sand to the Atlantic Ocean.

harmattan

A dry, dusty wind of the west coast of Africa, blowing from the desert.