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Thermal Circulation

Thermal Circulation. By Dr. Robert M MacKay Clark College Physics & Meteorology. A tale of two identical cities. The air above City 1 cools and that above City 2 warms. Air pressure aloft is High above City 2. Winds aloft blow from city 2 to city 1. Examples of Thermal Circulations.

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Thermal Circulation

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  1. Thermal Circulation By Dr. Robert M MacKay Clark College Physics & Meteorology

  2. A tale of two identical cities

  3. The air above City 1 cools and that above City 2 warms

  4. Air pressure aloft is High above City 2

  5. Winds aloft blow from city 2 to city 1.

  6. Examples of Thermal Circulations

  7. Sea Breeze during the day

  8. Land Breeze at night

  9. Very dry South East Asian Monsoon

  10. Very wet South East Asian Monsoon

  11. Mountain or Valley breeze??

  12. Upward motion of Valley breeze made visible by clouds

  13. Sea breeze convergence zone in Florida giving rise to very frequent thunderstorms. Florida has more thunderstorms each year than anywhere else in the US.

  14. Stepped Art Fig. 9-25, p. 241

  15. Local Winds • Santa Anna Winds • Warm dry that blows from east or northeast don canyons into S. California • Very fast, desiccates vegetation, providing fuel for fires • Desert winds • Dust storms, sand storms, dust devil, haboob

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