Tropical Cyclone Yvonne
● 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.
Yvonne at 1974-02-08 20:00:00 (BeijingTime) 在South Pacific首次被记录, 没有Intensity记录, at 1974-02-21 08:00:00前后结束, total 记录 51 track points (6 h一个) . 曾Landfall或贴近land.
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1974-02-08 20:00 | -18.1°S, 152.5°E | Tropical Cyclone | - | - |
| 1974-02-09 14:00 | -18.5°S, 149.5°E | Tropical Cyclone | - | - |
| 1974-02-10 08:00 | -17.7°S, 146.1°E | Tropical Cyclone | - | - |
| 1974-02-11 02:00 | -17.4°S, 142.9°E | Tropical Cyclone | - | - |
| 1974-02-11 20:00 | -16.7°S, 140.2°E | Tropical Cyclone | - | - |
| 1974-02-12 14:00 | -15.5°S, 139.3°E | Tropical Cyclone | - | - |
| 1974-02-13 08:00 | -15.9°S, 139.0°E | Tropical Cyclone | - | - |
| 1974-02-14 02:00 | -15.5°S, 137.2°E | Tropical Cyclone | - | - |
| 1974-02-14 20:00 | -16.0°S, 135.6°E | Tropical Cyclone | - | - |
| 1974-02-15 14:00 | -16.8°S, 136.0°E | Tropical Cyclone | - | - |
| 1974-02-16 08:00 | -16.5°S, 136.9°E | Tropical Cyclone | - | - |
| 1974-02-17 02:00 | -18.6°S, 135.5°E | Tropical Cyclone | - | - |
| 1974-02-17 20:00 | -19.3°S, 133.7°E | Tropical Cyclone | - | - |
| 1974-02-18 14:00 | -19.9°S, 131.7°E | Tropical Cyclone | - | - |
| 1974-02-19 08:00 | -20.0°S, 129.2°E | Tropical Cyclone | - | - |
| 1974-02-20 02:00 | -20.0°S, 127.7°E | Tropical Cyclone | - | - |
| 1974-02-20 20:00 | -20.9°S, 123.2°E | Tropical Cyclone | - | - |
| 1974-02-21 08:00 | -21.9°S, 120.1°E | Tropical Cyclone | - | - |
Data sources: NOAA National Centers for Environmental Information IBTrACS v04r01 (Knapp et al., 2010), code 1974039S18153 / SH211974. No official Chinese name is available for this area, so the original English name is shown. Intensity categories follow the classifications of local agencies in the basin (converted from 1-min sustained wind using WMO factors), for reference only. Data notes · Incorrect translation?
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