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Understanding Cold Air Damming Effects on Gradient Wind Balance

Explore the global phenomenon of cold air damming resulting from stable flow interacting with terrain, explained through semi-geostrophic balance principles. Discover its impact on gradient wind balance and surface drag in various regions worldwide at 1000 hPa level.

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Understanding Cold Air Damming Effects on Gradient Wind Balance

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  1. Gradient Wind Balance Effects

  2. Inertial Wind Balance

  3. Surface drag or friction

  4. Terrain Effects

  5. Cold Air Damming

  6. Cold Air Damming • Found around the world, where there is stable flow interacting with terrain. • Dependent on a semi-geostrophic balance. Geostrophic in one direction and ageostrophic in another.

  7. 1000 hPa

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