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1990 Hurricane/Tropical Data for Southern Indian Ocean

Track Map

Individual Storm Summary

Winds in knots, pressure in millibars, category is based on Saffir-Simpson scale.

#NameDateWindPresCat 
1Subtropical Storm #1 7-11 JUL 30 - - 
2Tropical Storm #2 12-18 JUL 35 - - 
3Subtropical Storm #3 21-27 SEP 30 - - 
4Subtropical Storm #4 11-17 OCT 30 - - 
5Tropical Storm #5 28 OCT- 2 NOV 35 - - 
6Cyclone #6 4-13 NOV 65 - 1 
7Tropical Storm #7 12-20 DEC 60 - - 
8Cyclone #8 14 DEC- 5 JAN 135 - 4 
9Cyclone #9 29 DEC- 8 JAN 85 - 2 
10Tropical Storm #10 12-20 JAN 50 - - 
11Tropical Storm #11 24-29 JAN 45 - - 
12Cyclone #12 27 JAN- 4 FEB 65 - 1 
13Cyclone #13 28 JAN- 9 FEB 115 - 4 
14Cyclone #14 1-10 FEB 80 - 1 
15Cyclone #15 30 JAN- 8 FEB 95 - 2 
16Tropical Storm #16 12-17 FEB 60 - - 
17Cyclone #17 25 FEB- 6 MAR 70 - 1 
18Cyclone #18 26 FEB- 8 MAR 100 - 3 
19Subtropical Storm #19 28 FEB- 5 MAR 30 - - 
20Subtropical Storm #20 3- 6 MAR 30 - - 
21Tropical Storm #21 1- 8 MAR 60 - - 
22Tropical Storm #22 5-15 MAR 45 - - 
23Cyclone #23 11-24 MAR 110 - 3 
24Cyclone #24 14-24 MAR 130 - 4 
25Cyclone #25 14-23 MAR 75 - 1 
26Tropical Storm #26 17-24 MAR 40 - - 
27Tropical Storm #27 10-14 APR 45 - - 
28Tropical Storm #28 11-17 APR 40 - - 
29Tropical 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

Track Tropical Storm #29 (09-23 MAY)
Storm - Max Winds: 55 TrackTracking information
Track Tropical Storm #28 (11-17 APR)
Storm - Max Winds: 40 TrackTracking information
Track Tropical Storm #27 (10-14 APR)
Storm - Max Winds: 45 TrackTracking information
Track Tropical Storm #26 (17-24 MAR)
Storm - Max Winds: 40 TrackTracking information
Track Cyclone #25 (14-23 MAR)
Storm - Max Winds: 75 Category: 1 TrackTracking information
Track Cyclone #24 (14-24 MAR)
Storm - Max Winds: 130 Category: 4 TrackTracking information
Track Cyclone #23 (11-24 MAR)
Storm - Max Winds: 110 Category: 3 TrackTracking information
Track Tropical Storm #22 (05-15 MAR)
Storm - Max Winds: 45 TrackTracking information
Track Tropical Storm #21 (01-08 MAR)
Storm - Max Winds: 60 TrackTracking information
Track Subtropical Storm #20 (03-06 MAR)
Storm - Max Winds: 30 TrackTracking information
Track Subtropical Storm #19 (28 FEB-05 MAR)
Storm - Max Winds: 30 TrackTracking information
Track Cyclone #18 (26 FEB-08 MAR)
Storm - Max Winds: 100 Category: 3 TrackTracking information
Track Cyclone #17 (25 FEB-06 MAR)
Storm - Max Winds: 70 Category: 1 TrackTracking information
Track Tropical Storm #16 (12-17 FEB)
Storm - Max Winds: 60 TrackTracking information
Track Cyclone #15 (30 JAN-08 FEB)
Storm - Max Winds: 95 Category: 2 TrackTracking information
Track Cyclone #14 (01-10 FEB)
Storm - Max Winds: 80 Category: 1 TrackTracking information
Track Cyclone #13 (28 JAN-09 FEB)
Storm - Max Winds: 115 Category: 4 TrackTracking information
Track Cyclone #12 (27 JAN-04 FEB)
Storm - Max Winds: 65 Category: 1 TrackTracking information
Track Tropical Storm #11 (24-29 JAN)
Storm - Max Winds: 45 TrackTracking information
Track Tropical Storm #10 (12-20 JAN)
Storm - Max Winds: 50 TrackTracking information
Track Cyclone #9 (29 DEC-08 JAN)
Storm - Max Winds: 85 Category: 2 TrackTracking information
Track Cyclone #8 (14 DEC-05 JAN)
Storm - Max Winds: 135 Category: 4 TrackTracking information
Track Tropical Storm #7 (12-20 DEC)
Storm - Max Winds: 60 TrackTracking information
Track Cyclone #6 (04-13 NOV)
Storm - Max Winds: 65 Category: 1 TrackTracking information
Track Tropical Storm #5 (28 OCT-02 NOV)
Storm - Max Winds: 35 TrackTracking information
Track Subtropical Storm #4 (11-17 OCT)
Storm - Max Winds: 30 TrackTracking information
Track Subtropical Storm #3 (21-27 SEP)
Storm - Max Winds: 30 TrackTracking information
Track Tropical Storm #2 (12-18 JUL)
Storm - Max Winds: 35 TrackTracking information
Track Subtropical Storm #1 (07-11 JUL)
Storm - Max Winds: 30 TrackTracking information