Tropical Cyclone Bertha/Berthe
● 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.
Bertha/Berthe at 1964-01-27 08:00:00 (BeijingTime) 在South Pacific首次被记录, 没有Intensity记录, minimum central pressure 994 hPa, at 1964-02-02 08:00:00前后结束, total 记录 25 track points (6 h一个) .
| Time (BeijingTime) | Position | Category (local) | wind speed m/s | Pressure hPa |
|---|
| 1964-01-27 08:00 | -14.1°S, 151.4°E | Tropical Cyclone | - | - |
| 1964-01-27 20:00 | -14.3°S, 152.4°E | Tropical Cyclone | - | - |
| 1964-01-28 08:00 | -14.5°S, 153.3°E | Tropical Cyclone | - | - |
| 1964-01-28 20:00 | -15.0°S, 155.3°E | Tropical Cyclone | - | - |
| 1964-01-29 08:00 | -15.8°S, 156.9°E | Tropical Cyclone | - | - |
| 1964-01-29 20:00 | -16.5°S, 158.6°E | Tropical Cyclone | - | - |
| 1964-01-30 08:00 | -17.3°S, 160.0°E | Tropical Cyclone | - | - |
| 1964-01-30 20:00 | -18.1°S, 160.8°E | Tropical Cyclone | - | - |
| 1964-01-31 08:00 | -19.0°S, 161.3°E | Tropical Cyclone | - | - |
| 1964-01-31 20:00 | -19.9°S, 161.9°E | Tropical Cyclone | - | - |
| 1964-02-01 08:00 | -20.9°S, 162.1°E | Tropical Cyclone | - | - |
| 1964-02-01 20:00 | -22.8°S, 162.2°E | Tropical Cyclone | - | - |
| 1964-02-02 08:00 | -24.7°S, 162.4°E | Tropical Cyclone | - | - |
Data sources: NOAA National Environmental Information Center IBTrACS v04r01 (Knapp et al., 2010), code 1964027S14151 / SH121964. This area has no official Chinese name, so the original English name is used. Intensity categories follow the local agency classification in the region (converted from 1-min sustained wind using the WMO factor) and are for reference only. Data notes · Incorrect translation?
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