Global wind patterns

Global wind patterns

The horizontal movement of air caused by the uneven heating of the Earths surface

Wind

A shift in path of an object caused by the rotation of the Earth◦ Northern hemisphere: wind deflected to the right◦ Southern hemisphere: wind deflected to the left◦ http://www.classzone.com/books/earth_science/terc/content/visualization

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Coriolis Force

Convection currents caused by the heating of the Earth

Hadley Cells

Winds that blow from east to west near the equator

Trade Winds

Areas where there is little wind at the equator

Doldrums

Winds that blow from west to east at mid latitudes

Westerlies

Areas of little wind at mid latitudes

Horse Latitudes

Winds that blow east to west near the poles◦ http://www.suu.edu/faculty/colberg/Hazards/Weather/04_GlobalWind.html

Jet Stream: a narrow band of fast moving air

Easterlies