Cyclone Alert for Gujarat Coast

The Cyclonic Storm ‘VAYU’ (pronounced as VAA’YU) over Eastcentral Arabian Sea moved northwards with a speed of about 15 kmph in last six hours and lay centred at 0830 hrs IST of today, the 11th June, 2019 near latitude 15.0°N and longitude 70.6°E over Eastcentral Arabian Sea, about 350 km west-southwest of Goa, 510 km south-southwest of Mumbai (Maharashtra) and 650 km nearly south of Veraval (Gujarat). It is very likely to intensify further into a Severe Cyclonic Storm during next 12 hours.

 

It is very likely to move nearly northwards and cross Gujarat coast between Porbandar and Mahuva around Veraval & Diu region as a Severe Cyclonic Storm with wind speed 110-120 kmph gusting to 135 kmph during early morning of 13th June 2019.

 

Forecast track and intensity are given in the following table:












Date/Time(IST) Position (Lat. 0N/ long. 0E) Maximum sustained surface wind speed (Kmph) Category of cyclonic disturbance
11.06.19/0830 15.0/70.6 70-80 gusting to 90

Cyclonic Storm

11.06.19/1130 15.3/70.6 80-90 gusting to 100

Cyclonic Storm

11.06.19/1730 16.0/70.6 90-100 gusting to 115

Severe Cyclonic Storm

11.06.19/2330 16.7/70.5 95-105 gusting to 120

Severe Cyclonic Storm

12.06.19/0530 17.5/70.5 100-110 gusting to 125

Severe Cyclonic Storm

12.06.19/1730 19.1/70.4 110-120 gusting to 135

Severe Cyclonic Storm

13.06.19/0530 20.8/70.3 110-120 gusting to 135

Severe Cyclonic Storm

13.06.19/1730 22.0/70.0 70-80 gusting to 90

Cyclonic Storm

14.06.19/0530 22.9/69.7 40-50 gusting to 60

Depression

14.06.19/1730 23.8/69.3 30-40 gusting to 50

Depression

 

Warnings:

(i) Heavy rainfall warning: 





Sub-Divisions

11 June 2019*

12 June 2019*

13 June 2019*

14 June 2019*

Konkan & Goa

Fairly widespread rainfall with heavy falls at isolated places

Widespread rainfall with heavy to very heavy falls at isolated places

Fairly widespread rainfall with heavy falls at isolated places

Fairly widespread rainfall

Saurashtra & Kutch

Rainfall at isolated places

Fairly widespread rainfall with heavy falls at isolated places

Widespread rainfall with heavy to very heavy falls at few places and extremely heavy falls at isolated places

Fairly widespread rainfall with heavy to very heavy falls at isolated places

South Gujarat Region

Rainfall at isolated places

Fairly widespread rainfall with heavy falls at isolated places

Rainfall at a few places with heavy falls at isolated places

Rainfall at a few places

Note: * Rainfall till 0830 IST of next day.

Legends:          Yellow: Be Updated; Orange- Be prepared; Red- Take action, Green: No warning

Heavy rain: 64.5-115.5 mm/day; Very heavy rain: 115.6-204.4 mm/day; Extremely heavy rain: more than 204.4 mm/day

 

(ii) Wind warning

  • 11th June: Gale Wind speed reaching 70-80 kmph gusting to 90 kmph over Eastcentral Arabian Sea and 50-60 kmph gusting to 70 kmph along & off North Maharashtra coast  by 11th evening. It is very likely to be 40-50 kmph gusting to 60 kmph over Lakshadweep area, Kerala, Karnataka & south Maharashtra Coasts.
  • 12th June: Wind speed is very likely to increase further becoming gale wind speed reaching 110-120 kmph gusting to 135 kmph over eastcentral & adjoining northeast Arabian Sea by 12th night. It is very likely to be 60-70 kmph gusting to 80 kmph over Gujarat Coast from 12th morning and become gale wind speed reaching 110-120 kmph gusting to 135 kmph by 12th night. It is very likely to be 50-60 kmph gusting to 70 kmph over Maharashtra Coast.
  • 13th June:  Gale wind speed of the order of 110-120 kmph gusting to 135 kmph very likely over north Arabian Sea & Gujarat coast in morning hours and decrease gradually thereafter. It is very likely to be 50-60 kmph gusting to 70 kmph over north Maharashtra Coasts & northern parts of eastcentral Arabian Sea.

 

(iii) Sea condition

  • The Sea condition is very likely to be high to very high over eastcentral Arabian Sea on 11th. The sea condition is very likely to become very high to phenomenal over eastcentral & adjoining northeast Arabian Sea & Gujarat coast from 12th evening and over north Arabian Sea on 13th June 2019.
  • The sea condition is very likely to be rough over Lakshadweep area, along & off Kerala, Karnataka & south Maharashtra Coasts on 11th; rough to very rough along & off Maharashtra Coast on 12th; very rough to high along & off Gujarat, north Maharashtra Coasts & northern parts of eastcentral Arabian Sea on 13th June, 2019.

 

(iv) Fishermen Warning

  • The fishermen are advised not to venture into Southeast Arabian Sea, Lakshadweep area,  along & off Kerala and Karnataka coasts on 11th; Eastcentral Arabian Sea and along & off Maharashtra Coast on 11th & 12th; northeast Arabian sea and along & off Gujarat coast on 12th & 13th.

(iv) Storm Surge Warning

Storm surge of height of about 1.0- 1.5 m above the astronomical tides likely to inundate the low lying coastal areas of Kutch, Devbhoomi Dwarka, Porbandar, Junagarh, Diu, Gir Somnath, Amreli and Bhavnagar districts at the time of landfall.

 

(v) Damage Expected and Action suggested for Kutch, Devbhoomi Dwarka, Porbandar, Junagarh, Diu, Gir Somnath, Amreli and Bhavnagar districts of Gujarat:

(i) Major damage to thatched houses/ huts. Roof tops may blow off. Unattached metal sheets may fly. (ii) Minor damage to power and communication lines. (iii)   Major damage to Kutcha and some damage to Pucca roads. Flooding of escape routes. (iv) Breaking of tree branches, uprooting of large avenue trees. Moderate damage to banana and papaya trees. Large dead limbs blown from trees. (v) Major damage to coastal crops. (vi) Damage to embankments/ salt pans.

          Action suggested:

  1. Total suspension of fishing operations. (ii) Coastal hutment dwellers to be moved to safer places. People in affected areas to remain indoors. (iii) Movement in motor boats unsafe.

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KSP

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