Depression over East Equatorial Indian Ocean & adjoining southeast Bay of Bengal

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Latest satellite imageries & surface observations indicate that a depression has formed over East Equatorial Indian Ocean & adjoining southeast Bay of Bengal and lay centred at 0830 hrs IST of today, the 26^th April, 2019 near latitude 2.7°N and longitude 89.7°E, about 1140 km east- southeast of Trincomalee (Sri Lanka), 1490 km southeast of Chennai (Tamil Nadu) and 1760 km south-southeast of Machilipatnam (Andhra Pradesh). It is very likely to intensify further into a deep depression during next 24 hours and into a Cyclonic Storm during the subsequent 12 hours.

It is very likely to move northwestwards off Srilanka coast during next 96 hours and reach near north Tamilnadu & south Andhra Pradesh coast on 30^th April 2019 evening.

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
26.04.19/0830	2.7/89.7	40-50 gusting to 65	Depression
26.04.19/1730	3.8/89.1	45-55 gusting to 65	Depression
27.04.19/0530	4.9/88.3	50-60 gusting to 70	Deep Depression
27.04.19/1730	6.4/87.2	60-70 gusting to 80	Cyclonic Storm
28.04.19/0530	7.7/86.3	70-80 gusting to 90	Cyclonic Storm
28.04.19/1730	9.0/85.3	80-90 gusting to 100	Cyclonic Storm
29.04.19/0530	10.0/84.5	90-100 gusting to 115	Severe Cyclonic Storm
29.04.19/1730	11.0/83.5	100-110 gusting to 125	Severe Cyclonic Storm
30.04.19/0530	11.7/82.7	110-120 gusting to 135	Severe Cyclonic Storm

• • • Light to moderate rainfall at many places with heavy falls at isolated places also very likely over south coastal Andhra Pradesh on 30^th April and light to moderate rainfall at most places with heavy to very heavy falls at isolated places likely over coastal Andhra Pradesh on 1^st May, 2019.
  • Wind warning
    • Squally wind speed reaching 45-55 kmph gusting to 65 kmph over East Equatorial Indian Ocean & adjoining central parts of south Bay of Bengal on 26th; gale wind speed reaching 65-75 kmph gusting to 85 kmph over Southwest Bay of Bengal & adjoining Equatorial Indian Ocean on 27th; 80-90 kmph gusting to 100 kmph over Southwest Bay of Bengal & adjoining Equatorial Indian Ocean and along & off Sri Lanka coast on 28th and 90-100 kmph gusting to 115 kmph over Southwest Bay of Bengal, along & off Sri Lanka coast and off Tamilnadu & Puducherry coast on 29th.
    • Strong wind speed reaching 30-40 kmph gusting to 50 kmph likely to commence along & off Tamilnadu & Puducherry coast, Comorin area and Gulf of Mannar from 28th morning, becoming squally wind speed reaching 40-50 kmph gusting to 60 kmph from 28th night and becoming Squally wind speed reaching 50-60 kmph gusting to 70 kmph from 29th morning. Wind speed would gradually increase further becoming 90-100 kmph gusting to 115 kmph along & off north Tamilnadu & Puducherry and adjoining south Andhra Pradesh districts coasts from 30th afternoon.
    • Strong wind speed reaching 30-40 kmph gusting to 50 kmph likely to commence over Kerala from 28th morning and becoming squally wind speed reaching 40-50 kmph gusting to 60 kmph from 29th morning.

1. 3. Sea condition
      • The sea condition likely to be rough over East Equatorial Indian Ocean & adjoining central parts of south Bay of Bengal on 26th; rough to very rough over Southwest Bay of Bengal & adjoining Equatorial Indian Ocean on 27^th.
      • The sea condition likely to be very rough to high over Southwest Bay of Bengal & adjoining Equatorial Indian Ocean and along & off Sri Lanka on 28th; high to very high over Southwest Bay of Bengal, along & off Sri Lanka, Puducherry, Tamilnadu & adjoining south Andhra Pradesh coasts on 29^th & 30^th.
2. 4. Fishermen Warning
      • The fishermen are advised not to venture into deep sea areas of East Equatorial Indian Ocean & adjoining central parts of south Bay of Bengal on 26th; Southwest Bay of Bengal & adjoining Equatorial Indian Ocean on 27th; Southwest Bay of Bengal & adjoining Equatorial Indian Ocean and along & off Sri Lanka on 28th and Southwest Bay of Bengal, along & off Sri Lanka, Puducherry, Tamilnadu & adjoining south Andhra Pradesh coasts on 29th & 30th.
      • Those, who are out in deep sea areas are advised return to the coast by 28^th April, 2019.