New Delhi, May 19: According to the latest release at 1730 Hrs. IST by the National Weather Forecasting Centre and Cyclone Warning Division of the India Meteorological Department, mention that light to moderate rainfall at most places with heavy to very heavy falls at a few places over the western districts of Assam and Meghalaya on 21st May that is on Thursday.
The Super Cyclonic Storm ‘AMPHAN’ over Westcentral Bay of Bengal moved north-north-eastwards with a speed of 18 kmph during past 06 hours and lay centred at 1430 hrs IST of 19th May, 2020 as an Extremely Severe Cyclonic Storm near latitude 17.0°N and longitude 86.9°E over Westcentral Bay of Bengal about 420 km nearly south of Paradip in Odisha, 570 km south-southwest of Digha in West Bengal and 700 km south-southwest of Khepupara Bangladesh.
It is very likely to move north-north eastwards across northwest Bay of Bengal and cross West Bengal – Bangladesh coasts between Digha of West Bengal and Hatiya Islands in Bangladesh close to Sundarbans during Afternoon to Evening hours of 20th May 2020 with maximum sustained wind speed of 155-165 kmph gusting to 185 kmph.
The system is now being continuously tracked by the Doppler Weather Radar (DWR) at Vishakhapatnam Andhra Pradesh. The IMD warning that heavy rain fall will in the state of Odisha today and West Bengal today and 20th May 2020 and will cross west Bengal on the 21st May 2020.
The Sub-Himalayan West Bengal and Sikkim,Light to moderate rainfall at most places with heavy to very heavy falls at a few places over Malda and Dinajpur districts on 20th May and over most of the districts of Sub-Himalayan West Bengal and Sikkim on 21st May, 2020.
Wind warning was isisued to the state of West Bengal and Odisha, Squally wind, speed reaching 55 to 65 kmph gusting to 75 kmph is prevailing along & off south Odisha coast and 40-50 kmph gusting to 60 kmph along & off north Odisha coast. It is very likely to increase becoming 55 to 65 kmph gusting to 75 kmph along & off north Odisha coast by today evening and along & off West Bengal coast by tonight.
The wind speed will gradually increase becoming gale wind speed reaching 75 to 85 kmph gusting to 95 kmph from 20th morning along and off north Odisha coast (Jagatsinghpur, Kendrapara, Bhadrak, Balasore and Mayurbhanj districts) and West Bengal coast (east & west Medinipur, south and north 24 Parganas, Howrah, Hoogli, Kolkata Districts). It will gradually increase thereafter becoming 100 to 110 kmph gusting to 125 kmph along and off the above mentioned districts of North Odisha.
Gale wind speed reaching 155 to 165 kmph gusting to 185 kmph very likely along & off east Medinipur and north & south 24 Parganas districts and 110-120 kmph gusting to 130 kmph over Kolkata, Hoogli, Howrah and West Medinipur Districts of West Bengal during the time of landfall 20th afternoon to night. Squally wind speed reaching 55-65 kmph gusting to 75 kmph likely to prevail over Puri, Khordha, Cuttack, Jajpur districts of Odisha during 20th May 2020.
Deep Sea area, Gale wind speed reaching 210-220 gusting to 240 kmph is prevailing over westcentral Bay of Bengal. Gale wind speed reaching 200-210 gusting to 230 kmph is likely to prevail over northern parts of central Bay of Bengal and adjoining North Bay of Bengal from the evening of today, the 19thMay. It will gradually decrease becoming 165-175 kmph gusting to 195 kmph by 20th afternoon.
Sea condition: Sea condition is Phenomenal and is likely to continue for next 06 hours over southern parts of West central Bay of Bengal. It will become Phenomenal over northern parts of central Bay of Bengal and adjoining north Bay of Bengal by today evening and over north Bay of Bengal on 20th May 2020.
Fishermen Warning The fishermen are advised not to venture into west-central and adjoining central parts of south Bay of Bengal during next 24 hours, into central Bay of Bengal and North Bay of Bengal during 19th to 20th 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 till 20th May 2020.
Storm Surge expected Storm Surge of about 4-5 meters above Astronomical Tide is likely to inundate low lying areas of south & north 24 Parganas and about 3-4 meters over the low lying areas of East Medinipur District of West Bengal during the time of Landfall. (Figure enclosed)
Damage Expected and Action suggested, (a) West Bengal (east Medinipur, south & north 24 Parganas, Howrah, Hoogli, Kolkata districts) there will be Extensive damage to all types of kutcha houses, some damage to old badly managed Pucca structures.Potential threat from flying objects.Extensive uprooting of communication and power poles.Disruption of rail and road link at several places.
