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1978 North Indian Ocean cyclone season

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FieldValue
BasinNIO
Year1978
Track1978 North Indian Ocean cyclone season summary.jpg
First storm formedMay 14, 1978
Last storm dissipatedNovember 29, 1978
Strongest storm name04B
Strongest storm pressure938
Strongest storm winds120
Average wind speed3
Total disturbances15
Total depressions11
Total storms5
Total hurricanes3
ACE Index18.43
Fatalities1000+
Damages626.89
five seasons1976, 1977, 1978, 1979, 1980
Atlantic season1978 Atlantic hurricane season
East Pacific season1978 Pacific hurricane season
West Pacific season1978 Pacific typhoon season

The 1978 North Indian Ocean cyclone season had no bounds, but tropical cyclones in the North Indian Ocean tend to form between April and December, with peaks in May and November. The 1978 season produced five cyclonic storms of which developed into three severe cyclonic storms. All Five of the storms formed in the Bay of Bengal and four of those made landfall. The most notable storm of the season was Cyclone Four which hit Sri Lanka.

TOC

Season summary

ImageSize = width:900 height:200 PlotArea = top:10 bottom:80 right:50 left:20 Legend = columns:3 left:30 top:58 columnwidth:270 AlignBars = early DateFormat = dd/mm/yyyy Period = from:01/05/1978 till:01/01/1979 TimeAxis = orientation:horizontal ScaleMinor = grid:black unit:month increment:1 start:01/06/1978 Colors = id:canvas value:gray(0.88) id:GP value:red id:TD value:rgb(0,0.52,0.84) legend:Depression_(31–50_km/h) id:DD value:rgb(0.43,0.76,0.92) legend:Deep_Depression_(51–62_km/h) id:TS value:rgb(0.3,1,1) legend:Cyclonic_Storm_(63–88_km/h) id:ST value:rgb(0.75,1,0.75) legend:Severe_Cyclonic_Storm_(89–117_km/h) id:VS value:rgb(1,0.85,0.55) legend:Very_Severe_Cyclonic_Storm_(118–165_km/h) id:ES value:rgb(1,0.45,0.54) legend:Extremely_Severe_Cyclonic_Storm_(166–220_km/h) id:SU value:rgb(0.55,0.46,0.9) legend:Super_Cyclonic_Storm_(≥221_km/h) Backgroundcolors = canvas:canvas BarData = barset:Hurricane bar:Month PlotData= barset:Hurricane width:10 align:left fontsize:S shift:(4,-4) anchor:till from:14/05/1978 till:17/05/1978 color:VS text:BOB 01 (VSCS) from:16/06/1978 till:17/06/1978 color:DD text:BOB 02 (DD) from:26/06/1978 till:27/06/1978 color:TD text:LAND 01 (D) from:11/07/1978 till:14/07/1978 color:TD text:BOB 03 (D) from:11/07/1978 till:13/07/1978 color:DD text:ARB 01 (DD) from:13/08/1978 till:17/08/1978 color:DD text:BOB 04 (DD) barset:break from:26/08/1978 till:02/09/1978 color:TS text:BOB 05 (CS) from:01/09/1978 till:05/09/1978 color:DD text:LAND 02 (DD) from:15/09/1978 till:16/09/1978 color:TD text:BOB 06 (D) from:21/09/1978 till:21/09/1978 color:TD text:BOB 07 (D) from:26/09/1978 till:30/09/1978 color:DD text:LAND 03 (DD) from:02/10/1978 till:06/10/1978 color:DD text:BOB 08 (DD) from:25/10/1978 till:28/10/1978 color:TS text:BOB 09 (CS) barset:break from:03/11/1978 till:13/11/1978 color:ES text:BOB 10 (ESCS) from:17/11/1978 till:29/11/1978 color:SU text:BOB 11 (SUCS) bar:Month width:5 align:center fontsize:S shift:(0,-20) anchor:middle color:canvas

from:01/05/1978 till:31/05/1978 text:May from:01/06/1978 till:01/07/1978 text:June from:01/07/1978 till:01/08/1978 text:July from:01/08/1978 till:01/09/1978 text:August from:01/09/1978 till:01/10/1978 text:September from:01/10/1978 till:01/11/1978 text:October from:01/11/1978 till:01/12/1978 text:November from:01/12/1978 till:01/01/1979 text:December

Systems

Very Severe Cyclonic Storm BOB 01 (01B)

|1-min winds=60 |3-min winds=80 A depression formed in the northern Bay of Bengal on May 14 and move northward. The depression slowly strengthened into a cyclonic storm On May 15. The storm reached its maximum intensity of 70 mph before making landfall in Eastern Bangladesh on May 17 and dissipating thereafter. The effects from Cyclonic Storm One if any are unknown.

Cyclonic Storm BOB 09 (02B)

|1-min winds=40 |3-min winds=45 Another tropical depression formed in the Bay of Bengal on October 25 and moved northwestward. The depression became a cyclonic storm the following day The storm then turned to the northeast and then back to the northwest were its winds peaked at 45 mph before dissipating off the coast of Bangladesh on October 28.

Extremely Severe Cyclonic Storm BOB 10 (03B)

|1-min winds=80 |3-min winds=115

Super Cyclonic Storm BOB 11 (04B)

Main article: 1978 Sri Lanka cyclone

|1-min winds=95 |3-min winds=120 The final tropical cyclone existed from November 19 to November 29. The 1978 Sri Lanka cyclone was the strongest tropical cyclone to strike Eastern province of Sri Lanka, making landfall on November 23.

References

References

  1. Unisys. (2007). "''1978 Hurricane/Tropical Data for Northern Indian Ocean''".
  2. Unisys. (2007). "Cyclonic Storm One Best Track Data".
  3. Unisys. (2007). "Cyclonic Storm Two Best Track Data".
  4. Unisys. (2007). "Cyclonic Storm Four Best Track Data".
Info: Wikipedia Source

This article was imported from Wikipedia and is available under the Creative Commons Attribution-ShareAlike 4.0 License. Content has been adapted to SurfDoc format. Original contributors can be found on the article history page.

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