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1977 Hurricane/Tropical Data for Northern Indian Ocean

Track Map

Individual Storm Summary

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

#NameDateWindPresCat 
1Tropical Storm #1 9-13 MAY 60 - - 
2Tropical Storm #2 9-13 JUN 60 - - 
3Unknown Storm #3 19-22 OCT - - - 
4Tropical Storm #4 27 OCT- 4 NOV 40 - - 
5Cyclone #5 9-23 NOV 110 - 3 
6Cyclone #6 14-20 NOV 110 - 3 

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 Cyclone #6 (14-20 NOV)
Storm - Max Winds: 110 Category: 3 TrackTracking information
Track Cyclone #5 (09-23 NOV)
Storm - Max Winds: 110 Category: 3 TrackTracking information
Track Tropical Storm #4 (27 OCT-04 NOV)
Storm - Max Winds: 40 TrackTracking information
Track Unknown Storm #3 (19-22 OCT)
Storm - TrackTracking information
Track Tropical Storm #2 (09-13 JUN)
Storm - Max Winds: 60 TrackTracking information
Track Tropical Storm #1 (09-13 MAY)
Storm - Max Winds: 60 TrackTracking information