About Lecture
List of slides
  1. Shallow convection in orographic precipitation
  2. Shallow orographic convection
  3. Stable or unstable?
  4. How is instability generated?
  5. Example of orographic convection (1)
  6. Example of orographic convection (2)
  7. Example of orographic convection (3)
  8. Unresolved questions
  9. Mesoscale numerical model
  10. First phase of project
  11. Factors affecting intensity of shallow orographic convection (1)
  12. Factors affecting intensity of shallow orographic convection (2)
  13. Second phase of project
  14. Orographic convection in the Pacific Northwest US: Case 1
  15. Relationship between convection and underlying topography (1)
  16. Relationship between convection and underlying topography (2)
  17. Quasi-idealized simulations
  18. Case1: simulated qr
  19. Case2: simulated qr
  20. Comparing upstream soundings (1)
  21. Comparing upstream soundings (2)
  22. Third phase of project
  23. Idealized 3D experiments
  24. Sensitivity Experiments
  25. Convective initiation
  26. Control simulation
  27. Surface precipitation
  28. Vertical cross-sections
  29. Vertical structure of orographic rainbands
  30. Sensitivity Experiments
  31. Sensitivity to amplitude of thermal perturbations
  32. Sensitivity to amplitude of topographic perturbations
  33. Sensitivity Experiments
  34. Wind speed: simulation design
  35. Wind speed: thermal initiation
  36. Wind speed: topographic initiation
  37. Lee-wave triggering (1)
  38. Lee-wave triggering (2)
  39. Combined initiation: uniform-wind (U = 10 ms^-1) case (1)
  40. Combined initiation: uniform-wind (U = 10 ms^-1) case (2)
  41. Combined initiation: vertically-sheared control case (1)
  42. Combined initiation: vertically-sheared control case (2)
  43. Wind Shear Summary
  44. Sensitivity Experiments
  45. Vertical shear: simulation design
  46. Parallel shear: thermal initiation
  47. Parallel shear: topographic initiation
  48. Directional shear: thermal initiation
  49. Directional shear: topographic initiation
  50. How do these initiation mechanisms produce bands?
  51. Why is shear-parallel mode favored? Look at 2D case
  52. Sensitivity Experiments
  53. Static stability
  54. Static stability: simulation design
  55. Thermal initiation
  56. Topographic initiation
  57. Is stability important for bands? Again look at 2D
  58. Conclusions (1)
  59. Conclusions (2)
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