1. Wind

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

3. Instruments
Wind vane
Direction
Anemometer
Speed

4. Types of Local Winds
Sea breezes and land breezes
Sea Breeze

5. Land breeze

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

7. No Rotation Rotation L L H H

8. Hurricane in the Northern Hemisphere *

9. Hurricane in the Southern Hemisphere

10. Global Wind Patterns

12. Global Wind Patterns

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

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

17. Jet Stream *