1931South Indian Ocean未命名Tropical Cyclone
● Data reliability: Track onlyOnly an approximate Position is available, with no wind speed or pressure records, so it is not included in Intensity rankings. This mainly applies to early records from the Indian Ocean and Southern Hemisphere.
未命名 at 1931-12-21 02:00:00 (BeijingTime) 在South Indian Ocean首次被记录, 没有Intensity记录, at 1931-12-24 14:00:00前后结束, total 记录 15 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1931-12-21 02:00 | -16.0°S, 60.3°E | Tropical Cyclone | - | - |
| 1931-12-21 08:00 | -16.1°S, 60.2°E | Tropical Cyclone | - | - |
| 1931-12-21 14:00 | -16.4°S, 60.0°E | Tropical Cyclone | - | - |
| 1931-12-21 20:00 | -16.9°S, 59.7°E | Tropical Cyclone | - | - |
| 1931-12-22 02:00 | -17.6°S, 59.2°E | Tropical Cyclone | - | - |
| 1931-12-22 08:00 | -18.2°S, 58.7°E | Tropical Cyclone | - | - |
| 1931-12-22 14:00 | -18.8°S, 58.2°E | Tropical Cyclone | - | - |
| 1931-12-22 20:00 | -19.4°S, 57.6°E | Tropical Cyclone | - | - |
| 1931-12-23 02:00 | -20.0°S, 57.1°E | Tropical Cyclone | - | - |
| 1931-12-23 08:00 | -20.4°S, 56.6°E | Tropical Cyclone | - | - |
| 1931-12-23 14:00 | -20.8°S, 56.2°E | Tropical Cyclone | - | - |
| 1931-12-23 20:00 | -21.4°S, 55.7°E | Tropical Cyclone | - | - |
| 1931-12-24 02:00 | -22.0°S, 55.2°E | Tropical Cyclone | - | - |
| 1931-12-24 08:00 | -22.5°S, 54.7°E | Tropical Cyclone | - | - |
| 1931-12-24 14:00 | -23.0°S, 54.2°E | Tropical Cyclone | - | - |
Data sources: NOAA National Environmental Information Center IBTrACS v04r01 (Knapp et al., 2010), code 1931355S16060. No official Chinese name exists for this sea area, so the English name is shown. Intensity grades follow the local agency classification for the region, converted from 1-min sustained wind using the WMO factor, for reference only. Data notes · Incorrect translation?
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