Analysis of Typhoon Bopha's track characteristics
Track and Movement Characteristics
The life cycle of Typhoon Bopha (2006), the ninth named storm, began over the Northwest Pacific, with a generally steady track toward the west-northwest and then west. From its initial formed position at 21.9°N, 131.3°E to its final position before dissipating at 21.7°N, 115.7°E, the system remained within a narrow latitude band of 21°N to 23°N. During its movement, the typhoon showed no significant turns or loops, instead continuing westward across the Philippines and into the eastern waters of the South China Sea. Notably, despite its straight track, it covered a large longitudinal span, moving rapidly from 131.3°E to 115.7°E, indicating strong influence from the guiding flow on the southern side of the subtropical high. It made no landfall during its lifetime and evolved mainly over open waters.
Intensity evolution and structural analysis
“Bopha”的Intensity变化表现出“快速增强, 迅速减弱, 长期维持”的特点. 系统在 formed后短Time内迅速加强, at 2006年8月7日08:00达到peak intensity, 此时中心最低气压降至985hPa, max wind 达25m/s, 评定为Severe Tropical Storm. 然而, 巅峰状态维持Time极短, 仅约18h后, 至8月8日02:00, Pressure回升至998hPa, wind speed骤降至16m/s, 降级为Tropical Depression. 随后系统经历了一次短暂的结构重组, at 8月8日10:00再次 intensified into Tropical Storm (23m/s, 990hPa) , 并在此Intensity等级附近波动维持了约36h. 自8月9日22:00起, 系统再次 weakened into Tropical Depression, 并在剩余的生命史中保持这一较弱Intensity直至消散, 显示其内核结构在后期已趋 at 松散, 缺乏进一步发展的能量支持.
Comparison of Typhoon
将2006年“Bopha”与历届同名Typhoon 进行对比, 其Intensity显著偏弱. 2012年第24号Typhoon “Bopha”曾发展为巅峰气压920hPa的Super Typhoon, 破坏力极强; 即便是2000年第15号Typhoon “Bopha”, 其巅峰气压也达到了988hPa, 虽同为Severe Tropical Storm级别, 但2006年版本的最低气压 (985hPa) 略低, max wind (25m/s) 却显示出两者在Intensity量级上较为接近, 均属 at 中等偏弱的热气旋系统. 相较 at 2012年的极端案例, 2006年“Bopha”仅是一次常规的, 未造成Landfall影响的远洋Tropical Cyclone 过程.
Typhoon Bopha track data table
| Time | Position | Intensity | Wind · Pressure | Move toward |
|---|
| 08-05 14:00 | 20.5°N
132.8°E | Tropical Depression | 15 m/s
1002 hPa | - |
| 08-06 14:00 | 21.9°N
131.2°E | Tropical Depression | 15 m/s
1000 hPa | NW |
| 08-07 02:00 | 22.6°N
129.6°E | Tropical Storm | 23 m/s
990 hPa | W |
| 08-07 14:00 | 22.9°N
127.8°E | Severe Tropical Storm | 25 m/s
990 hPa | W |
| 08-08 02:00 | 23.2°N
126°E | Tropical Storm | 23 m/s
990 hPa | W |
| 08-08 08:00 | 23.3°N
125.1°E | Severe Tropical Storm | 25 m/s
985 hPa | WNW |
| 08-08 12:00 | 23.37°N
124.23°E | Tropical Storm | 24 m/s
988 hPa | WSW |
| 08-08 16:00 | 23.27°N
123.53°E | Tropical Storm | 23 m/s
990 hPa | W |
| 08-08 20:00 | 23.1°N
122.7°E | Tropical Storm | 23 m/s
990 hPa | WSW |
| 08-09 00:00 | 22.8°N
121.9°E | Tropical Storm | 23 m/s
990 hPa | W |
| 08-09 04:00 | 22.8°N
120.9°E | Tropical Storm | 21 m/s
992 hPa | W |
| 08-09 08:00 | 22.8°N
120°E | Tropical Storm | 18 m/s
995 hPa | W |
| 08-09 12:00 | 22.7°N
119.1°E | Tropical Depression | 16 m/s
997 hPa | W |
| 08-09 16:00 | 22.63°N
118.13°E | Tropical Depression | 15 m/s
998 hPa | W |
| 08-09 20:00 | 22.5°N
117.4°E | Tropical Depression | 15 m/s
998 hPa | WSW |
| 08-10 00:00 | 21.93°N
117°E | Tropical Depression | 15 m/s
998 hPa | WNW |
| 08-10 04:00 | 21.7°N
116.5°E | Tropical Depression | 15 m/s
998 hPa | SW |
| 08-10 08:00 | 21.5°N
116.4°E | Tropical Depression | 15 m/s
998 hPa | E |
| 08-10 12:00 | 21.5°N
116.1°E | Tropical Depression | 13 m/s
998 hPa | NNW |
| 08-10 16:00 | 21.5°N
116°E | Tropical Depression | 12 m/s
998 hPa | N |
| 08-10 20:00 | 21.6°N
115.6°E | Tropical Depression | 12 m/s
998 hPa | WSW |
| 08-11 08:00 | 22.1°N
113.9°E | Tropical Depression | 12 m/s
1000 hPa | WNW |
Sampled rows shown; all 83 track points are available on the interactive map or via the public API .
FAQ
Typhoon Bopha is the 2006 Typhoon.
Typhoon Bopha's international code is 200609, is the 2006 number 9 Typhoon, international name BOPHA.
Where does Typhoon Bopha's track data come from?
Path. Data sources: China Meteorological Administration Tropical Cyclone Best Track Dataset (CMA-STI); wind speed refers to 2-min sustained wind speed. Track points at intermediate times are encrypted based on original operational positioning data, while wind speed and pressure are interpolated using best-track anchor points.
What was the highest intensity level reached by Typhoon Bopha?
Typhoon Bopha peak intensity is Severe Tropical Storm, max wind 25m/s, minimum central pressure 985 hPa.
Did Typhoon Bopha make landfall?
According to records, Typhoon Bopha did not make landfall on China's coast.
Where can I view typhoon Bopha's live track map?
TyphoonSays (taifengshuo.com) provides typhoon Bopha's Track history map, multinational meteorological agency Forecast comparison, wind circle range with IntensityTrend, page address: https://taifengshuo.com/typhoon/200609.
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