Very Severe Cyclonic Storm‘AMPHAN’ (pronounced as UM-PUN) over central parts of SouthBay of Bengal moved northwards with a speed of 09 kmph during past 06 hours and lay centred at 1730 hrs IST of today,

According to the latestrelease (at 2030 Hrs. IST)by the National Weather Forecasting Centre/Cyclone Warning Division of the India Meteorological Department:
The Very Severe Cyclonic Storm‘AMPHAN’ (pronounced as UM-PUN) over central parts of SouthBay of Bengal moved northwards with a speed of 09 kmph during past 06 hours and lay centred at 1730 hrs IST of today, the 17th May, 2020 over central parts of South Bay of Bengal near latitude 12.0°N and longitude 86.0°E, about 930 km south of Paradip (Odisha), 1080 km south-southwest of Digha (West Bengal) and 1200 km south-southwest of Khepupara (Bangladesh). It is very likely to intensify further into an Extremely Severe Cyclonic Storm during next 24 hours. It is very likely to move nearly northwards slowly during next 12 hours and then re-curve north-northeastwards and move fast across northwest Bay of Bengal and cross West Bengal – Bangladesh coasts between Digha (West Bengal) and Hatiya Islands (Bangladesh) during the Afternoon / Evening of 20th May 2020 as a Very Severe Cyclonic Storm.

  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

17.05.20/1730

12.0/86.0

125-135 gusting to 150

17.05.20/2330

12.9/86.0

135-145 gusting to 160

18.05.20/0530

13.5/86.0

140-150 gusting to 165

18.05.20/1130

14.0/86.1

150-160 gusting to 170

18.05.20/1730

14.6/86.2

160-170 gusting to 185

19.05.20/0530

15.9/86.5

170-180 gusting to 200

19.05.20/1730

17.5/86.9

170-180 gusting to 200

20.05.20/0530

19.6/87.4

160-170 gusting to 190

20.05.20/1730

21.8/88.0

145-155 gusting to 170

21.05.20/0530

23.4/88.4

95-105 gusting to 115

21.05.20/1730

25.2/88.9

60-70 gusting to 80

22.05.20/0530

26.8/89.4

30-40 gusting to 50

(1) Heavy rainfall Warning:

Odisha

Coastal Odisha is likely to experience light to moderate rainfall at many places with heavy falls at isolated places from 18^th May evening. Rainfall at most places with heavy to very heavy rainfall at a few places over north coastal Odisha (Jagatsinghpur, Kendrapara, Jajpur, Bhadrak, Balasore& Mayurbhanj Districts) on 19^thMay and isolated heavy rainfall over north coastal Odisha (Bhadrak, Balasore& Mayurbhanj Districts) on 20^th May 2020.

 West Bengal

Coastal districts of Gangetic West Bengal (East Medinipur, South & North 24 Parganas) are likely to experience light to moderate rainfall at many places with heavy falls at isolated places on 19^th May. Rainfall at most places with heavy to very heavy falls at a few places & extremely heavy falls at isolated places likely over Gangetic West Bengal (east & west Medinipur, south & north 24 Parganas, Howrah, Hoogli, Kolkata and adjoining districts)on 20^th May.

(2) Wind warning

West Bengal &Odisha

• Squally wind speed reaching 45 to 55 kmph gusting to 65 kmph is likely to commence along and off south Odisha coast from 18^th evening, extend to along & off north Odisha coast from 19^th morning and along and off West Bengal coast from 19^th afternoon.
•  The wind speed will gradually increase becoming gale wind speed reaching 75 to 85 kmph gusting to 95 kmph from 20^th morning along and off north Odisha (Jagatsinghpur, Kendrapara, Bhadrak, Balasore and Mayurbhanj districts) and West Bengal (east & west Medinipur, south & north 24 Parganas, Howrah, Hoogli, Kolkata Districts). It will gradually increase thereafter becoming 110 to 120 kmph gusting to 135 kmph along & off the above-mentioned districts of North Odisha and 120 to 140 kmph gusting to 155 kmph along & off the above districts of West Bengal from the afternoon of 20^th May 2020.
•  Squally wind speed reaching 55-65 kmph gusting to 75 kmph likely to prevail over Puri, Khordha, Cuttack, Jajpur districts of Odisha during 20^th May 2020.

Deep-Sea area

• Gale wind speed reaching 125-135 gusting to 150 kmph is prevailing over the southeast and adjoining the southwest Bay of Bengal.  It is likely to increase becoming 140-150 gusting to 165 kmph over southern parts of central Bay of Bengal by 18^th morning, 170-180 gusting to 200 kmph over northern parts of central Bay of Bengal and adjoining North Bay of Bengal on 19^th, and 155-165 gusting to 180 kmph over north Bay of Bengal during 20^th May. 

(3) Sea condition

Sea condition will be Phenomenal over central parts of south Bay of Bengal and adjoining the central Bay of Bengal during the next 24 hours. It will become Phenomenal over southern parts of central Bay of Bengal from tonight, over northern parts of central Bay of Bengal and adjoining north Bay of Bengal on 19^th May and over north Bay of Bengal on 20^th May 2020.

(4) Fishermen Warning

• The fishermen are advised not to venture into south Bay of Bengal during the next 24 hours, to the central Bay of Bengal from 17^th to 18th May and into North Bay of Bengal from 18^th to 20^th May 2020.
• Also, fishermen are advised not to venture into north Bay of Bengal along and off North Odisha, West Bengal and adjoining Bangladesh coasts during 18^th to 20^th May 2020.

(5)Storm Surge expected

• Storm Surge of about 3-4 meters above Astronomical Tide is likely to inundate low lying areas of south & north 24 Parganas and 2-3 meters over the low lying areas of East Medinipur District of West Bengal around the time of Landfall. 

(6)Damage Expected and Action suggested

(a) West Bengal(East Medinipur, south & north 24 Parganas, Howrah, Hoogli, Kolkata districts)

Damage Expected:

• Extensive damage to all types of kutcha houses, some damage to old badly managed Pucca structures. The potential threat from flying objects.
• Extensive uprooting of communication and power poles.
• Disruption of rail/road links at several places.
• Extensive damage to standing crops, plantations, orchards.
• Blowing down of Palm and coconut trees.
• The uprooting of large bushy trees.
• Large boats and ships may get torn from their moorings.

Fishermen Warning & Action Suggested:

• Total suspension of fishing operations from 18th to 20th May 2020.
• Diversion or suspension of rail and road traffic.
•  People in affected areas to remain indoors. Mobilize evacuation from Low lying areas.
• Movement in motorboats and small ships not advisable. 

(b) Odisha (Jagatsinghpur, Kendrapara, Bhadrak, Balasore, Jajpur& Mayurbhanj)

Damage Expected:

• Total destruction of thatched houses/ extensive damage to kutcha houses. Some damage to pucca houses. The potential threat from flying objects.
• Bending/ uprooting of power and communication poles.
• Major damage to Kutcha and Pucca roads. Minor disruption of railways, overhead power lines, and signaling systems.
• Widespread damage to standing crops, plantations, orchards, falling of green coconuts, and tearing of palm fronds. Blowing down of bushy trees like mango.
• Small boats, country crafts may get detached from moorings.

Fishermen Warning & Action Suggested:

• Total suspension of fishing operations along & off Odisha coast from 18th to 20th May 2020.
• Judicious regulation of rail and road traffic.
• People in affected areas to remain indoors.
• Movement in motorboats and small ships unsafe.
• Small Fishing Boats may get detached and damaged from their moorings.