Enter a ZIP code to get a forecast:
Setup Location

WRN Logo

1947 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 
1Unknown Storm #1 26-30 NOV - - - 
2Unknown Storm #2 5-12 DEC - - - 
3Unknown Storm #3 17-18 DEC - - - 
4Unknown Storm #4 24-30 DEC - - - 
5Unknown Storm #5 26-30 DEC - - - 
6Unknown Storm #6 30 DEC- 3 JAN - - - 
7Unknown Storm #7 11-19 JAN - - - 
8Unknown Storm #8 11-18 JAN - - - 
9Unknown Storm #9 17-24 JAN - - - 
10Unknown Storm #10 19-23 JAN - - - 
11Unknown Storm #11 27-31 JAN - - - 
12Unknown Storm #12 2-11 FEB - - - 
13Unknown Storm #13 4- 7 FEB - - - 
14Unknown Storm #14 5- 9 FEB - - - 
15Unknown Storm #15 5- 8 FEB - - - 
16Unknown Storm #16 10-18 FEB - - - 
17Unknown Storm #17 10-16 FEB - - - 
18Unknown Storm #18 21-25 FEB - - - 
19Unknown Storm #19 4-11 MAR - - - 
20Unknown Storm #20 9-15 MAR - - - 
21Unknown Storm #21 11-12 MAR - - - 
22Unknown Storm #22 14-16 MAR - - - 
23Unknown Storm #23 17-18 MAR - - - 
24Unknown Storm #24 3- 3 APR - - - 
25Unknown Storm #25 10-13 APR - - - 

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 Unknown Storm #25 (10-13 APR)
Storm - TrackTracking information
Track Unknown Storm #24 (03-03 APR)
Storm - TrackTracking information
Track Unknown Storm #23 (17-18 MAR)
Storm - TrackTracking information
Track Unknown Storm #22 (14-16 MAR)
Storm - TrackTracking information
Track Unknown Storm #21 (11-12 MAR)
Storm - TrackTracking information
Track Unknown Storm #20 (09-15 MAR)
Storm - TrackTracking information
Track Unknown Storm #19 (04-11 MAR)
Storm - TrackTracking information
Track Unknown Storm #18 (21-25 FEB)
Storm - TrackTracking information
Track Unknown Storm #17 (10-16 FEB)
Storm - TrackTracking information
Track Unknown Storm #16 (10-18 FEB)
Storm - TrackTracking information
Track Unknown Storm #15 (05-08 FEB)
Storm - TrackTracking information
Track Unknown Storm #14 (05-09 FEB)
Storm - TrackTracking information
Track Unknown Storm #13 (04-07 FEB)
Storm - TrackTracking information
Track Unknown Storm #12 (02-11 FEB)
Storm - TrackTracking information
Track Unknown Storm #11 (27-31 JAN)
Storm - TrackTracking information
Track Unknown Storm #10 (19-23 JAN)
Storm - TrackTracking information
Track Unknown Storm #9 (17-24 JAN)
Storm - TrackTracking information
Track Unknown Storm #8 (11-18 JAN)
Storm - TrackTracking information
Track Unknown Storm #7 (11-19 JAN)
Storm - TrackTracking information
Track Unknown Storm #6 (30 DEC-03 JAN)
Storm - TrackTracking information
Track Unknown Storm #5 (26-30 DEC)
Storm - TrackTracking information
Track Unknown Storm #4 (24-30 DEC)
Storm - TrackTracking information
Track Unknown Storm #3 (17-18 DEC)
Storm - TrackTracking information
Track Unknown Storm #2 (05-12 DEC)
Storm - TrackTracking information
Track Unknown Storm #1 (26-30 NOV)
Storm - TrackTracking information