iPhone App1990 Hurricane/Tropical Data for Southern Indian Ocean
Individual Storm Summary
Winds in knots, pressure in millibars, category is based on Saffir-Simpson scale.
| # | Name | Date | Wind | Pres | Cat | |
| 1 | Subtropical Storm #1 | 7-11 JUL | 30 | - | - | |
| 2 | Tropical Storm #2 | 12-18 JUL | 35 | - | - | |
| 3 | Subtropical Storm #3 | 21-27 SEP | 30 | - | - | |
| 4 | Subtropical Storm #4 | 11-17 OCT | 30 | - | - | |
| 5 | Tropical Storm #5 | 28 OCT- 2 NOV | 35 | - | - | |
| 6 | Cyclone #6 | 4-13 NOV | 65 | - | 1 | |
| 7 | Tropical Storm #7 | 12-20 DEC | 60 | - | - | |
| 8 | Cyclone #8 | 14 DEC- 5 JAN | 135 | - | 4 | |
| 9 | Cyclone #9 | 29 DEC- 8 JAN | 85 | - | 2 | |
| 10 | Tropical Storm #10 | 12-20 JAN | 50 | - | - | |
| 11 | Tropical Storm #11 | 24-29 JAN | 45 | - | - | |
| 12 | Cyclone #12 | 27 JAN- 4 FEB | 65 | - | 1 | |
| 13 | Cyclone #13 | 28 JAN- 9 FEB | 115 | - | 4 | |
| 14 | Cyclone #14 | 1-10 FEB | 80 | - | 1 | |
| 15 | Cyclone #15 | 30 JAN- 8 FEB | 95 | - | 2 | |
| 16 | Tropical Storm #16 | 12-17 FEB | 60 | - | - | |
| 17 | Cyclone #17 | 25 FEB- 6 MAR | 70 | - | 1 | |
| 18 | Cyclone #18 | 26 FEB- 8 MAR | 100 | - | 3 | |
| 19 | Subtropical Storm #19 | 28 FEB- 5 MAR | 30 | - | - | |
| 20 | Subtropical Storm #20 | 3- 6 MAR | 30 | - | - | |
| 21 | Tropical Storm #21 | 1- 8 MAR | 60 | - | - | |
| 22 | Tropical Storm #22 | 5-15 MAR | 45 | - | - | |
| 23 | Cyclone #23 | 11-24 MAR | 110 | - | 3 | |
| 24 | Cyclone #24 | 14-24 MAR | 130 | - | 4 | |
| 25 | Cyclone #25 | 14-23 MAR | 75 | - | 1 | |
| 26 | Tropical Storm #26 | 17-24 MAR | 40 | - | - | |
| 27 | Tropical Storm #27 | 10-14 APR | 45 | - | - | |
| 28 | Tropical Storm #28 | 11-17 APR | 40 | - | - | |
| 29 | Tropical Storm #29 | 9-23 MAY | 55 | - | - |
Saffir-Simpson Scale
The chart color codes intensity (category based on Saffir-Simpson scale):
| Type | Category | Pressure (mb) | Winds (knots) |
Winds (mph) |
Line Color |
| Depression | td | ----- | < 34 | < 39 | Green |
| Tropical Storm | TS | ----- | 34-63 | 39-73 | Yellow |
| Hurricane | 1 | > 980 | 64-82 | 74-95 | Red |
| Hurricane | 2 | 965-980 | 83-95 | 96-110 | Light Red |
| Hurricane | 3 | 945-965 | 96-112 | 111-130 | Magenta |
| Hurricane | 4 | 920-945 | 113-135 | 131-155 | Light Magenta |
| Hurricane | 5 | < 920 | >135 | >155 | White |
NOTE: Pressures are in millibars and winds are in knots where one knot is equal to 1.15 mph
Individual Storm Details
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Tropical Storm #29 (09-23 MAY) Storm - Max Winds: 55  Tracking information |
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Tropical Storm #28 (11-17 APR) Storm - Max Winds: 40 Tracking information |
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Tropical Storm #27 (10-14 APR) Storm - Max Winds: 45 Tracking information |
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Tropical Storm #26 (17-24 MAR) Storm - Max Winds: 40 Tracking information |
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Cyclone #25 (14-23 MAR) Storm - Max Winds: 75 Category: 1 Tracking information |
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Cyclone #24 (14-24 MAR) Storm - Max Winds: 130 Category: 4 Tracking information |
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Cyclone #23 (11-24 MAR) Storm - Max Winds: 110 Category: 3 Tracking information |
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Tropical Storm #22 (05-15 MAR) Storm - Max Winds: 45 Tracking information |
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Tropical Storm #21 (01-08 MAR) Storm - Max Winds: 60 Tracking information |
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Subtropical Storm #20 (03-06 MAR) Storm - Max Winds: 30 Tracking information |
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Subtropical Storm #19 (28 FEB-05 MAR) Storm - Max Winds: 30 Tracking information |
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Cyclone #18 (26 FEB-08 MAR) Storm - Max Winds: 100 Category: 3 Tracking information |
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Cyclone #17 (25 FEB-06 MAR) Storm - Max Winds: 70 Category: 1 Tracking information |
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Tropical Storm #16 (12-17 FEB) Storm - Max Winds: 60 Tracking information |
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Cyclone #15 (30 JAN-08 FEB) Storm - Max Winds: 95 Category: 2 Tracking information |
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Cyclone #14 (01-10 FEB) Storm - Max Winds: 80 Category: 1 Tracking information |
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Cyclone #13 (28 JAN-09 FEB) Storm - Max Winds: 115 Category: 4 Tracking information |
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Cyclone #12 (27 JAN-04 FEB) Storm - Max Winds: 65 Category: 1 Tracking information |
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Tropical Storm #11 (24-29 JAN) Storm - Max Winds: 45 Tracking information |
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Tropical Storm #10 (12-20 JAN) Storm - Max Winds: 50 Tracking information |
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Cyclone #9 (29 DEC-08 JAN) Storm - Max Winds: 85 Category: 2 Tracking information |
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Cyclone #8 (14 DEC-05 JAN) Storm - Max Winds: 135 Category: 4 Tracking information |
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Tropical Storm #7 (12-20 DEC) Storm - Max Winds: 60 Tracking information |
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Cyclone #6 (04-13 NOV) Storm - Max Winds: 65 Category: 1 Tracking information |
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Tropical Storm #5 (28 OCT-02 NOV) Storm - Max Winds: 35 Tracking information |
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Subtropical Storm #4 (11-17 OCT) Storm - Max Winds: 30 Tracking information |
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Subtropical Storm #3 (21-27 SEP) Storm - Max Winds: 30 Tracking information |
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Tropical Storm #2 (12-18 JUL) Storm - Max Winds: 35 Tracking information |
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Subtropical Storm #1 (07-11 JUL) Storm - Max Winds: 30 Tracking information |