File:1989-1990 South-West Indian Ocean cyclone season summary.jpg
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| Description |
English: This map shows the tracks of all tropical cyclones in the 1989-90 South-West Indian Ocean cyclone season. The points show the location of each storm at 6-hour intervals. The colour represents the storm's maximum sustained wind speeds as classified in the Saffir-Simpson Hurricane Scale (see below), and the shape of the data points represent the type of the storm.
Tropical depression (≤38 mph, ≤62 km/h)
Tropical storm (39–73 mph, 63–118 km/h)
Category 1 (74–95 mph, 119–153 km/h)
Category 2 (96–110 mph, 154–177 km/h)
Category 3 (111–129 mph, 178–208 km/h)
Category 4 (130–156 mph, 209–251 km/h)
Category 5 (≥157 mph, ≥252 km/h)
Unknown
Storm type  Extratropical cyclone / Remnant low / Tropical disturbance / Monsoon depression |
| Source | Created using Wikipedia:WikiProject Tropical cyclones/Tracks. The background image is from NASA [1]. The tracking data is from the Joint Typhoon Warning Center's best track database |
| Author | Nilfanion |
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This work has been released into the public domain by its author, Nilfanion. This applies worldwide. In some countries this may not be legally possible; if so: Nilfanion grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law. |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 22:07, 2 August 2007 | | 3,000 × 2,380 (248 KB) | NilfaBot | {{Information |Description=This map shows the tracks of all tropical cyclones in the w:1989-90 South-West Indian Ocean cyclone season. {{PD-user|Nilfanion}} |Source= |Date= |Author= |Permission= |other_versions= }} [[Catego |
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