| 31. | The small storm moved west-northwestward due to the influence of the subtropical ridge to the north.
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| 32. | On July 23, a subtropical ridge to the northeast of Judy caused the system to turn northward.
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| 33. | On 14 February, Winston turned to the northeast as a subtropical ridge positioned itself to the north.
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| 34. | This circulation is known as the Hadley cell and leads to the formation of the subtropical ridge.
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| 35. | When the subtropical ridge position shifts due to El Nino, so will the preferred tropical cyclone tracks.
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| 36. | The northward movement of the Changma front is influenced by the development of the subtropical ridge.
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| 37. | Gradual weakening continued, and the typhoon steadily shifted its track to the northwest around the subtropical ridge.
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| 38. | Early on October 17, Megi started to moved westward and then west-southwestward because of the subtropical ridge.
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| 39. | After moving away from Reunion, Connie accelerated towards the south around a subtropical ridge situated near Amsterdam Island.
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| 40. | Later that day, the system began turning northward as it approached the western edge of the subtropical ridge.
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