Super Cyclonic Storm ‘AMPHAN’ (pronounced as UM-PUN) over West central and adjoining central parts of South Bay of Bengal moved nearly northwards with a speed of 11 kmph during past 06 hours and lay centred on the 18th May, 2020 near latitude 14.0°N and longitude 86.3 °E over Westcentral Bay of Bengal about 700 km nearly south of Paradip (Odisha), 860 km south-southwest of Digha (West Bengal) and 980 km south-southwest of Khepupara (Bangladesh).
It is very likely to move north-northeastwards across northwest Bay of Bengal and cross West Bengal – Bangladesh coasts between Digha (West Bengal) and Hatiya Islands (Bangladesh) close to Sundarbans during the Afternoon / Evening of 20th May 2020 as an Extremely Severe Cyclonic Storm with maximum sustained wind speed of 165-175 kmph gusting to 195 kmph.
(1) Heavy rainfall Warning:
Odisha
Coastal Odisha is likely to experience light to moderate rainfall at many places from tonight with heavy falls at isolated places over coastal Odisha (Gajapati, Ganjam, Puri, Jagatsinghpur & Kendrapara Districts) on 18th May, 2020. Rainfall at most places with heavy to very heavy rainfall at a few places over north coastal Odisha (Jagatsinghpur, Kendrapara, Jajpur, Balasore, Bhadrak & Mayurbhanj Districts) and isolated heavy falls over Khordha & Puri districts on 19th May and isolated heavy rainfall over north Odisha (Bhadrak, Balasore, Mayurbhanj, Jajpur, Kendrapara and Keonjhar Districts) on 20th 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 19th 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 20th May and isolated heavy rain over interior districts on 21st May, 2020.
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 & Dinajpur districts on 20th May and over most of the districts of Sub-Himalayan West Bengal & Sikkim on 21st May, 2020.
Assam & Meghalaya
Light to moderate rainfall at most places with heavy to very heavy falls at a few places over the western districts of Assam & Meghalaya on 21st 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 18th evening, increase becoming 55 to 65 kmph gusting to 75 kmph extend to along & off north Odisha coast from 19th morning and along and off West Bengal coast from 19th afternoon.
• 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 (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.
• Gale wind speed reaching 165 to 175 kmph gusting to 195 kmph very likely along & off east Medinipur and north & south 24 Parganas districts and 100-110 kmph gusting to 120 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 230-240 gusting to 265 kmph is prevailing over westcentral Bay of Bengal. It is likely to increase becoming 230-240 gusting to 265 kmph over northern parts of central Bay of Bengal and adjoining North Bay of Bengal from tonight to 19th May morning.
• Gale wind speed reaching 200-210 gusting to 230 kmph over north Bay of Bengal from 19th morning and gradually decrease becoming 165-175 kmph gusting to 195 kmph by 20th evening.
