Tropical Cyclone Fran
● 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).
Fran at 1981-03-17 20:00:00 (BeijingTime) 在South Pacific首次被记录, peak intensity 为Category 2 Tropical Cyclone , max wind 约 27.8 m/s (1 分钟平均) , minimum central pressure 985 hPa, at 1981-03-24 08:00:00前后结束, total 记录 27 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1981-03-17 20:00 | -13.3°S, 161.8°W | Tropical Depression | 16.5 | 997 |
| 1981-03-18 08:00 | -13.8°S, 161.0°W | Tropical Depression | 16.5 | 997 |
| 1981-03-18 20:00 | -14.0°S, 160.0°W | Tropical Depression | 16.5 | 997 |
| 1981-03-19 08:00 | -14.4°S, 159.1°W | Tropical Depression | 16.5 | 997 |
| 1981-03-19 20:00 | -14.9°S, 158.4°W | Category 1 Tropical Cyclone | 19.5 | 995 |
| 1981-03-20 08:00 | -16.4°S, 156.7°W | Category 1 Tropical Cyclone | 22.1 | 990 |
| 1981-03-20 20:00 | -17.2°S, 156.2°W | Category 1 Tropical Cyclone | 22.1 | 990 |
| 1981-03-21 08:00 | -17.8°S, 156.1°W | Category 1 Tropical Cyclone | 24.7 | 987 |
| 1981-03-21 20:00 | -19.0°S, 155.8°W | Category 2 Tropical Cyclone | 27.8 | 985 |
| 1981-03-22 08:00 | -20.1°S, 154.8°W | Category 2 Tropical Cyclone | 27.8 | 985 |
| 1981-03-22 20:00 | -22.0°S, 152.2°W | Category 2 Tropical Cyclone | 27.8 | 985 |
| 1981-03-23 08:00 | -23.6°S, 150.0°W | Category 2 Tropical Cyclone | 27.8 | 985 |
| 1981-03-23 20:00 | -27.1°S, 146.0°W | Category 1 Tropical Cyclone | 22.1 | 990 |
| 1981-03-24 08:00 | -30.0°S, 140.2°W | Tropical Depression | 16.5 | 997 |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 1981077S13198 / SH251981. This basin has no official Chinese translation, so the original English name is used. Intensity categories follow the classifications of the local agency in the basin and are converted from 1-minute sustained winds using WMO factors. For reference only. Data notes · Incorrect translation?
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