Tropical Cyclone Val
● Data reliability: ReliableWeather satellites monitored it throughout, so its track and intensity are relatively accurate (Atlantic and E. Pacific since 1966, other basins since 1980).
Val at 1991-12-04 14:00:00 (BeijingTime) 在South Pacific首次被记录, peak intensity 为Category 5 Tropical Cyclone , max wind 约 64.3 m/s (1 分钟平均) , minimum central pressure 940 hPa, at 1991-12-17 08:00:00前后结束, total 记录 52 track points (6 h一个) . 曾Landfall或贴近land.
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1991-12-04 14:00 | -8.4°S, 179.5°W | Tropical Depression | 15.4 | - |
| 1991-12-05 08:00 | -9.1°S, 178.1°W | Category 1 Tropical Cyclone | 20.6 | 995 |
| 1991-12-06 02:00 | -9.3°S, 176.4°W | Category 2 Tropical Cyclone | 28.3 | 987 |
| 1991-12-06 20:00 | -10.5°S, 174.5°W | Category 3 tropical cyclone | 38.6 | 975 |
| 1991-12-07 14:00 | -12.3°S, 173.3°W | Category 4 tropical cyclone | 56.6 | 955 |
| 1991-12-08 08:00 | -13.8°S, 172.5°W | Category 5 Tropical Cyclone | 64.3 | 940 |
| 1991-12-09 02:00 | -14.2°S, 172.5°W | Category 4 tropical cyclone | 59.2 | 940 |
| 1991-12-09 20:00 | -14.2°S, 171.8°W | Category 4 tropical cyclone | 51.4 | 945 |
| 1991-12-10 14:00 | -14.4°S, 170.3°W | Category 3 tropical cyclone | 46.3 | 945 |
| 1991-12-11 08:00 | -15.7°S, 168.1°W | Category 3 tropical cyclone | 43.7 | 960 |
| 1991-12-12 02:00 | -18.8°S, 165.4°W | Category 3 tropical cyclone | 38.6 | 965 |
| 1991-12-12 20:00 | -23.7°S, 163.2°W | Category 2 Tropical Cyclone | 30.9 | 975 |
| 1991-12-13 14:00 | -29.8°S, 159.1°W | Category 1 Tropical Cyclone | 23.1 | 975 |
| 1991-12-14 08:00 | -35.0°S, 163.0°W | Category 2 Tropical Cyclone | 30.4 | 965 |
| 1991-12-15 02:00 | -41.0°S, 163.0°W | Category 2 Tropical Cyclone | 30.4 | 965 |
| 1991-12-15 20:00 | -48.0°S, 163.0°W | Category 2 Tropical Cyclone | 27.8 | 967 |
| 1991-12-16 14:00 | -51.0°S, 167.0°W | Category 1 Tropical Cyclone | 22.1 | 970 |
| 1991-12-17 08:00 | -50.0°S, 163.0°W | Category 1 Tropical Cyclone | 22.1 | 972 |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 1991338S08181 / SH061992. This region has no official Chinese name, so the original English name is used. Intensity categories follow the classification used by the local agency in the region, converted from 1-minute sustained winds using the WMO factor, and are for reference only. Data notes · Incorrect translation?
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