Wind

Wind Formation Differences in temperature causing differences in pressure high to low Winds are named for where they come from

Instruments Wind vane Direction Anemometer Speed

Types of Local Winds Sea breezes and land breezes Sea Breeze

Land breeze

Coriolis Effect Due to earth’s rotation Fluids in the N.H. are deflected to the right Opposite in the S.H.

No Rotation Rotation L L H H

Hurricane in the Northern Hemisphere *

Hurricane in the Southern Hemisphere

Global Wind Patterns

Global Wind Patterns

Rising air = low pressure = clouds = wet climates Sinking air = high pressure = no clouds = dry climates

Jet Stream Strong winds in the upper troposphere “rivers of air”

Jet Stream *