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表 3-20 澎湖浮標測站 2019 年 1-12 月海流流速與流向重要統計量統計表

海流每月最大值 海流流速分布情形 海流流向分布情形 主要流向
流速
海流 百
年/月 平均值 流速 流向 <0.5 節 0.5~1 節 1~2 節 >2 節 N~E E~S S~W W~N
蒐集率 去向 分
(cm/s) (cm/s) (去向) (%) (%) (%) (%) (%) (%) (%) (%)
比
2019/01 100.0% 32.0 88.5 SW 46.7 34.1 19.2 0.0 22.9 10.2 62.6 4.3 SW 35.5%
2019/02 100.0% 30.5 77.8 SW 46.7 37.8 15.5 0.0 22.4 11.2 59.1 7.3 SW 28.6%
2019/03 100.0% 28.4 87.8 SW 50.9 38.3 10.8 0.0 28.7 8.1 57.4 5.8 SW 29.7%
2019/04 100.0% 26.7 69.0 WSW 48.3 46.7 5.0 0.0 32.2 5.3 56.1 6.4 SW 24.2%
2019/05 99.9% 26.4 74.4 SW 51.9 42.7 5.4 0.0 28.7 6.2 55.9 9.2 SW 23.7%
2019/06 99.4% 23.8 58.9 SW 56.4 42.2 1.4 0.0 33.0 4.7 51.7 10.6 SW 22.1%
3-20
2019/07 89.7% 22.2 69.7 SW 63.9 34.2 1.9 0.0 31.0 6.9 52.2 9.9 SW 19.8%
2019/08 52.6% 22.4 67.2 SSW 63.9 34.3 1.8 0.0 31.0 6.1 54.5 8.4 SW 19.9%
2019/09 61.4% 25.5 77.9 SW 54.7 38.5 6.8 0.0 26.5 6.1 56.3 11.1 SW 21.0%
2019/10 NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN
2019/11 61.3% 33.5 91.6 SW 42.9 36.7 20.4 0.0 22.4 10.0 58.3 9.3 SW 26.5%
2019/12 100.0% 31.7 85.5 WSW 44.6 37.0 18.4 0.0 25.8 8.7 57.7 7.8 SW 22.3%
註：流速 1 節約 51.4 cm/s 資料來源：水利署