1986 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 | Tropical Storm #1 | 22-29 SEP | 40 | - | - | |
| 2 | Cyclone #2 | 25 NOV- 6 DEC | 75 | - | 1 | |
| 3 | Subtropical Storm #3 | 11-16 DEC | 30 | - | - | |
| 4 | Tropical Storm #4 | 6-10 JAN | 50 | - | - | |
| 5 | Cyclone #5 | 7-16 JAN | 110 | - | 3 | |
| 6 | Cyclone #6 | 7-15 JAN | 70 | - | 1 | |
| 7 | Tropical Storm #7 | 10-13 JAN | 35 | - | - | |
| 8 | Tropical Storm #8 | 11-14 JAN | 35 | - | - | |
| 9 | Tropical Storm #9 | 19-24 JAN | 45 | - | - | |
| 10 | Tropical Storm #10 | 20-22 JAN | 35 | - | - | |
| 11 | Tropical Storm #11 | 23-25 JAN | 45 | - | - | |
| 12 | Cyclone #12 | 28 JAN- 1 FEB | 90 | - | 2 | |
| 13 | Cyclone #13 | 30 JAN-11 FEB | 115 | - | 4 | |
| 14 | Tropical Storm #14 | 5-11 FEB | 55 | - | - | |
| 15 | Cyclone #15 | 6-14 FEB | 75 | - | 1 | |
| 16 | Tropical Storm #16 | 5- 9 FEB | 55 | - | - | |
| 17 | Tropical Storm #17 | 7-10 FEB | 45 | - | - | |
| 18 | Tropical Storm #18 | 17-20 FEB | 50 | - | - | |
| 19 | Cyclone #19 | 18-25 FEB | 85 | - | 2 | |
| 20 | Tropical Storm #20 | 22-25 FEB | 50 | - | - | |
| 21 | Tropical Storm #21 | 27 FEB- 1 MAR | 35 | - | - | |
| 22 | Cyclone #22 | 2- 9 MAR | 105 | - | 3 | |
| 23 | Tropical Storm #23 | 2- 8 MAR | 45 | - | - | |
| 24 | Tropical Storm #24 | 3- 9 MAR | 45 | - | - | |
| 25 | Cyclone #25 | 7-20 MAR | 110 | - | 3 | |
| 26 | Tropical Storm #26 | 13-15 MAR | 35 | - | - | |
| 27 | Cyclone #27 | 25 MAR- 2 APR | 105 | - | 3 | |
| 28 | Cyclone #28 | 7-13 APR | 75 | - | 1 | |
| 29 | Cyclone #29 | 9-14 APR | 75 | - | 1 | |
| 30 | Subtropical Storm #30 | 14-17 APR | 30 | - | - | |
| 31 | Cyclone #31 | 23-26 APR | 70 | - | 1 | |
| 32 | Cyclone #32 | 4-12 MAY | 95 | - | 2 | |
| 33 | Cyclone #33 | 4-12 MAY | 95 | - | 2 |
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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Cyclone #33 (04-12 MAY) Storm - Max Winds: 95 Category: 2 |
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Cyclone #32 (04-12 MAY) Storm - Max Winds: 95 Category: 2 |
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Cyclone #31 (23-26 APR) Storm - Max Winds: 70 Category: 1 |
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Subtropical Storm #30 (14-17 APR) Storm - Max Winds: 30 |
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Cyclone #29 (09-14 APR) Storm - Max Winds: 75 Category: 1 |
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Cyclone #28 (07-13 APR) Storm - Max Winds: 75 Category: 1 |
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Cyclone #27 (25 MAR-02 APR) Storm - Max Winds: 105 Category: 3 |
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Tropical Storm #26 (13-15 MAR) Storm - Max Winds: 35 |
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Cyclone #25 (07-20 MAR) Storm - Max Winds: 110 Category: 3 |
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Tropical Storm #24 (03-09 MAR) Storm - Max Winds: 45 |
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Tropical Storm #23 (02-08 MAR) Storm - Max Winds: 45 |
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Cyclone #22 (02-09 MAR) Storm - Max Winds: 105 Category: 3 |
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Tropical Storm #21 (27 FEB-01 MAR) Storm - Max Winds: 35 |
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Tropical Storm #20 (22-25 FEB) Storm - Max Winds: 50 |
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Cyclone #19 (18-25 FEB) Storm - Max Winds: 85 Category: 2 |
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Tropical Storm #18 (17-20 FEB) Storm - Max Winds: 50 |
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Tropical Storm #17 (07-10 FEB) Storm - Max Winds: 45 |
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Tropical Storm #16 (05-09 FEB) Storm - Max Winds: 55 |
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Cyclone #15 (06-14 FEB) Storm - Max Winds: 75 Category: 1 |
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Tropical Storm #14 (05-11 FEB) Storm - Max Winds: 55 |
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Cyclone #13 (30 JAN-11 FEB) Storm - Max Winds: 115 Category: 4 |
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Cyclone #12 (28 JAN-01 FEB) Storm - Max Winds: 90 Category: 2 |
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Tropical Storm #11 (23-25 JAN) Storm - Max Winds: 45 |
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Tropical Storm #10 (20-22 JAN) Storm - Max Winds: 35 |
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Tropical Storm #9 (19-24 JAN) Storm - Max Winds: 45 |
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Tropical Storm #8 (11-14 JAN) Storm - Max Winds: 35 |
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Tropical Storm #7 (10-13 JAN) Storm - Max Winds: 35 |
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Cyclone #6 (07-15 JAN) Storm - Max Winds: 70 Category: 1 |
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Cyclone #5 (07-16 JAN) Storm - Max Winds: 110 Category: 3 |
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Tropical Storm #4 (06-10 JAN) Storm - Max Winds: 50 |
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Subtropical Storm #3 (11-16 DEC) Storm - Max Winds: 30 |
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Cyclone #2 (25 NOV-06 DEC) Storm - Max Winds: 75 Category: 1 |
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Tropical Storm #1 (22-29 SEP) Storm - Max Winds: 40 |

































