Typhoon Andy Route Analysis
Path and Moving Characteristics
Typhoon Andy (198518) began its life in the northern South China Sea. Its overall track moved steadily toward the WSW. From its formation as a tropical depression at 00:00 on September 27, 1985, at 18.4°N, 117.3°E, the system initially moved slowly, mainly toward the NW with minor adjustments. After September 28, its track gradually turned due west, accompanied by a slight southerly component. Notably, the typhoon changed very little in latitude, remaining within a narrow belt between 17.5°N and 19.2°N, with no clear turn northward or major deviation. It dissipated near 17.5°N, 105.4°E at 00:00 on October 2, spanning about 12 degrees of longitude, indicating that the system maintained a lengthy westward track over the low-latitude seas. It made no landfall and remained mainly over open waters.
Intensity Evolution Analysis
Andy的Intensity发展经历了典型的“ formed-增强-维持-减弱”过程. 初始阶段为Tropical Depression, wind speed12-15m/s. 9月28日中午升级为Tropical Storm, 随后迅速加强, at 9月29日06时达到Typhoon 级别 (33m/s) , 并在同日12时触及peak intensity, max wind 达35m/s. 此后, 系统在长达约60h的Time内 (9月29日12时至10月1日06时) 维持Typhoon Intensity, wind speed在33-35m/s之间波动, 显示出较强的结构稳定性. 10月1日12时起, 系统开始显著减弱, 降为Severe Tropical Storm, 并 at 次日凌晨退化为Tropical Depression直至消散. 这种在接近peak intensity后长Time维持的特征, 暗示其所在海域环境动力条件较为有利.
Same-Name Comparison
Data showed that the 1982 Andy (198209) and 1989 Andy (198902) peak intensity both reached the 'Super Typhoon' level, while in 1985 Andy was only for the Common 'Typhoon' level, max wind 35m/s. This suggests that although the same name, but the weather background of different years led to significant differences in its development potential, and in 1985 Andy belonged to the Tropical Cyclone at medium intensity, which did not reach the level of extreme destruction.
Typhoon Andy routes
| Time | Position | Intensity | Wind · Pressure | Moving Toward |
|---|
| 09-26 08:00 | 15.5°N
119.5°E | Tropical Depression | 10 m/s
1004 hPa | - |
| 09-26 20:00 | 17.8°N
118.5°E | Tropical Depression | 12 m/s
1002 hPa | NW |
| 09-27 08:00 | 19°N
117°E | Tropical Depression | 15 m/s
1002 hPa | WNW |
| 09-27 20:00 | 18.9°N
116°E | Tropical Depression | 15 m/s
1000 hPa | WNW |
| 09-28 08:00 | 19.1°N
115.4°E | Tropical Storm | 20 m/s
998 hPa | WNW |
| 09-28 20:00 | 18.6°N
113.8°E | Severe Tropical Storm | 25 m/s
994 hPa | WSW |
| 09-29 08:00 | 18.6°N
112.1°E | Severe Tropical Storm | 30 m/s
987 hPa | WSW |
| 09-29 20:00 | 18.8°N
110.7°E | Typhoon | 35 m/s
975 hPa | W |
| 09-30 08:00 | 18.2°N
109.3°E | Severe Tropical Storm | 25 m/s
982 hPa | WSW |
| 09-30 20:00 | 18.1°N
108.6°E | Severe Tropical Storm | 25 m/s
990 hPa | W |
| 10-01 08:00 | 18°N
107.5°E | Tropical Storm | 20 m/s
992 hPa | W |
| 10-01 20:00 | 17.8°N
106.3°E | Tropical Depression | 15 m/s
996 hPa | WSW |
| 10-02 08:00 | 17.6°N
105.2°E | Tropical Depression | 12 m/s
1004 hPa | WSW |
Sampled rows shown; all 25 track points are available on the interactive map or via the public API .
FAQ
Typhoon Andy is the 1985 Typhoon.
Typhoon Andy's international code is 198518, is 1985's 18th Typhoon, international name ANDY.
What is the highest level of Typhoon Andy?
Typhoon Andy peak intensity is Typhoon , max wind 35m/s, minimum central pressure 975 hPa.
Typhoon Andy Landfall?
According to records, Typhoon Andy is not in our coastal landfall.
Where can I view typhoon Andy's live track map?
TyphoonSays (taifengshuo.com) provides typhoon Andy's Track history map, multinational meteorological agency Forecast comparison, windshield range with IntensityTrend, page address: https://taifengshuo.com/typhoon/198518.
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