Gandhinagar: The Very Severe Cyclonic Storm “Biparjoy” (pronounced as “Biporjoy”) over Northeast Arabian Sea moved nearly northwestwards with a speed of 8 kmph during past 6-hours and lay centered at 1430 hours IST of today, the 13 th June, 2023 over the same region near latitude 21.1°N and longitude 66.5°E, about 300 km west-southwest of Devbhumi Dwarka, 330 km west of Porbandar, 320 km southwest of Jakhau Port, 340 km southwest of Naliya and 430 km south of Karachi (Pakistan).

It is very likely to move nearly northwards till 13 th midnight, then move northnortheastwards and cross Saurashtra & Kutch and adjoining Pakistan coasts between Mandvi (Gujarat) and Karachi (Pakistan) near Jakhau Port (Gujarat) around evening of 15th June as a very severe cyclonic storm with maximum sustained wind speed of 125- 135 kmph gusting to 150 kmph.

Heavy Rainfall warning for Gujarat (Kutch, Devbhumi Dwarka, Porbandar, Jamnagar, Rajkot, Junagarh and Morbi districts):

~ Light to moderate rainfall at many places in coastal districts of Saurashtra & Kutch with isolated heavy to very heavy rainfall on 13^th

~ Light to moderate rainfall at most places with heavy to very heavy rainfall and extremely heavy falls at isolated places very likely over Kutch, Devbhumi Dwarka, Porbandar, Jamnagar, Rajkot, Junagarh and Morbi districts of Saurashtra & Kutch on 14^th

~ The intensity of rainfall would increase with heavy to very heavy rainfall at a few places and extremely heavy falls at isolated places very likely over Kutch, Devbhumi Dwarka & Jamnagar and heavy to very heavy rainfall at a few places over Porbandar, Rajkot, Morbi & Junagarh districts of Gujarat and Isolated heavy to very heavy rainfall is very likely over remaining districts of Saurashtra and north Gujarat region on 15^th

~ Light to moderate rainfall at most places with heavy to very heavy rainfall at isolated places very likely over north Gujarat and adjoining south Rajasthan on 16^th

 

Wind warning:

13^th June: Gale wind speed reaching 150-160 kmph gusting to 180 kmph  prevailing over northeast and adjoining eastcentral Arabian Sea Arabian Sea likely to decrease becoming 140- 150 kmph gusting to 165 kmph from the evening. Gale wind speed reaching 80-90 kmph gusting to 100 kmph is likely to prevail over adjoining areas of eastcentral Arabian Sea from the evening. Squally wind speed reaching 50-60 kmph gusting to 70 kmph prevailing over adjoining areas of northwest Arabian Sea.

14^th June: Gale wind speed reaching 135-145 kmph gusting to 160 kmph is likely to prevail over northeast Arabian Sea. Squally wind speed reaching 40-50 kmph gusting to 60 kmph is likely over adjoining areas of eastcentral Arabian Sea.

15^th June: Gale wind speed reaching 125-135 kmph gusting to 150 kmph is likely to prevail over northeast Arabian Sea and likely to decrease becoming 90-100 kmph gusting to 110 kmph from midnight. Squally wind speed reaching 40-50 kmph gusting to 60 kmph is likely over adjoining areas of eastcentral Arabian Sea.

16^th June: Squally wind speed reaching 50-60 kmph gusting to 70 kmph is likely over Northeast & adjoining Eastcentral Arabian Sea till evening.

Wind warning along & off Saurashtra & Kutch coasts (Kutch, Devbhumi Dwarka, Porbandar, Jamnagar, Rajkot, Junagarh and Morbi districts) including Gulf of Kutch:

~ Squally wind speed reaching 50-60 kmph gusting to 70 kmph prevailing over these regions and likely to continue for next 24 hours.

~ It would increase becoming Gale wind speed reaching 65-75 kmph gusting to 85 kmph from 14^th June morning along & off Porbandar & Devbhoomi Dwarka district coasts. It would become 125-135 kmph gusting to 150 kmph from 15^th morning for subsequent 12 hours along & off Kutch, Devbhumi Dwarka, Porbandar, Jamnagar, Rajkot, Junagarh and Morbi districts. Thereafter it would decrease gradually becoming 45-55 kmph gusting to 65 kmph over north Gujarat and adjoining south Rajasthan from 16^th morning to

~ Squally wind speed reaching 55-65 kmph gusting to 75 kmph very likely to prevail along & off remaining districts Saurashtra coast on 14^th & 15^th June and 30-40 kmph gusting to 50 kmph during 16^th morning to evening.

 

Sea condition

13^thJune: Sea condition is phenomenal over northeast and adjoining eastcentral Arabian Sea and rough over adjoining northwest Arabian Sea

14^th June: Sea condition is likely to be phenomenal over northeast Arabian Sea and rough to very rough sea condition is likely over adjoining areas of eastcentral Arabian Sea.

15^th June: Sea condition is likely to be phenomenal to high over northeast Arabian Sea and very rough to rough over adjoining eastcentral Arabian Sea till 15^th June evening and improve thereafter.

Along & off Saurashtra& Kutch coasts:

Sea condition is likely to be rough to very rough till 14^th morning and high to phenomenal thereafter till 15^th June evening and would improve thereafter.

Storm Surge Warning (Kutch, Devbhumi Dwarka, Porbandar, Jamnagarh and Morbi districts)

Storm surge of about 2 -3 m above the astronomical tide is likely to inundate the low lying areas of above districts during the time of landfall. The astronomical tides along these districts could be upto 3-6 meters in different places.

Damage expected over Kutch, Devbhumi Dwarka, Porbandar, Jamnagar, Morbi & Junagarh & Rajkot districts of Gujarat on 15^th June:

~ Total destruction of thatched houses/ extensive damage to kutcha Some damage to Pucca houses.

~ Potential threat from flying

~ Bending/ uprooting of power and communication poles.

~ Major damage to Kutcha and Pucca Flooding of escape routes. Disruption of railways, overhead power lines and signalling systems.

~ Widespread damage to standing crops, plantations, orchards, falling of green coconuts and tearing of palm fronds. Blowing down of bushy trees like

~ Small boats, country crafts may get detached from

~ Visibility severely affected due to salt spray.

Fishermen Warning & Action Suggested (Kutch, Devbhumi Dwarka, Porbandar, Jamnagar, Rajkot, Junagarh and Morbi districts) and for Offshore & Onshore Industries (Graphics Attached):

~ Total suspension of fishing operations over: Eastcentral and adjoining Westcentral Arabian Sea till 15^th   and Northeast Arabian Sea during 13^th -15^th June

~ Those out at sea are advised to return to coast.

~ Judicious regulation of offshore and onshore activities.

~ Ports along the west coast of India may take necessary precautions.

~ Naval base operations may maintain necessary precautions.

~ Movement in motor boats and small ships all & off these coasts to be avoided.

~ Mobilise evacuation from coastal areas of Saurashtra and Kutch (Kutch, Devbhumi Dwarka, Porbandar, Jamnagar, Rajkot, Junagarh and Morbi districts).

~ Judicious regulation of rail and road traffic.

~ People in affected areas to remain indoors.

~ Tourism activities may be restricted over these areas.

~ Preparatory actions before the cyclones.