A depression formed over southeast Bay of Bengal in the morning (0530 IST) of today, the 13th December, 2018. It moved north-northwestwards during past 03 hours and lay centred at 0830 hrs IST of today, the 13th December, 2018 over southeast Bay of Bengal near latitude 6.7°N and longitude 88.6°E, about 830 km east-southeast of Trincomalee (Sri Lanka), 1150 km southeast of Chennai (Tamil Nadu) and 1330 km south-southeast of Machilipatnam (Andhra Pradesh).
Between June 1 and August 18, 2018, Kerala experienced the worst floods ever since 1924. The torrential rains triggered several landslides and forced the release of excess water from 37 dams across the state, aggravating the flood impact. Nearly 341 landslides were reported from 10 districts. The devastating floods and landslides affected 5.4 million people, displaced 1.4 million people, and took 433 lives. The Government reports that 1,259 out of 1,664 villages spread across the state’s 14 districts were affected.
A) Deep Depression over southeast Arabian Sea
Yesterday’s deep depression over southeast Arabian Sea (AS) moved westnorthwestwards and lay centered at 0830 hrs IST of today, the 19 th November, 2018 over the same region near latitude 11.2°N and longitude 66.3°E, about 670 km west-northwest of Agatti and 1360 km east-southeast of Socotra. It is likely to move nearly westwards and weaken into a depression during next 06 hours.
In Tamil Nadu, relief measures are being carried out on a war-footing in the areas hit by Cyclone Gaja. So far, 33 people have lost their lives. More than 11,000 staff are involved in resuming power connections in affected areas.
The remnant of the Severe Cyclonic Storm ‘Gaja’ which lay as a deep depression over interior Tamil Nadu yesterday morning moved west-southwestwards and further weakened into a depression over central Kerala by 1730 hours IST of 16th November 2018. It then moved nearly westwards, emerged into southeast Arabian Sea at midnight and intensified into a deep depression over southeast Arabian Sea at 0530 hours IST of today, the 17th November 2018. Further moving westwards, it lays centred at 1130 hours IST of 17th Nov.
Yesterday’s deep depression over southeast Arabian Sea (AS) moved nearly westwards and crossed Lakshadweep Islands during 1400-1700 hours IST. Thereafter, it moved westnorthwestwards and lay centered at 0830 hrs IST of today, the 18 th November, 2018 over southeast AS near latitude 10.4°N and longitude 69.4°E, 350 km west-southwest of Kavaratti, 340 km west-southwest of Agatti and about 1700 km east-southeast of Socotra.
Cyclonic storm Gaja which was moving westwards has now weakened into a deep-depression. So far it has claimed eleven lives.
The cyclone is expected to continue moving westwards and weaken further into depression near Kerala and Tamil Nadu coast.
Thus, rains are expected to continue over Tamil Nadu, Kerala and South Interior Karnataka.
Yesterday’s Severe Cyclonic Storm ‘Gaja’ moved west-southwestwards and crossed Tamilnadu & Puducherry coast between Nagapattinam and Vedaranniyam near latitude 10.5 0N and longitude 79.8 0E with wind speed of 100-110 kmph gusting to 120 kmph during 0030 to 0230 hours IST of today, the 16th November, 2018. Thereafter, it moved nearly westwards, and weakened into a cyclonic storm in the early morning and further into a Deep Depression in the forenoon of today.
With winter setting in, rains and snow have begun to occur more frequently. Rains down south due to the cyclone Gaja have been quite severe. Snowfall in the northern hill states is bringing in the winter feeling, while unseasonable rain in Delhi has brought some respite from the pollution.
Cyclonic storm Gaja has led to heavy and heavy rainfall with gale force winds in the Southern coasts of Tamil Nadu, Puducherry , Kerala, Rayalseema, South Karnataka,and South coastal Andhra Pradesh.
Yesterday’s cyclonic storm (CS) “Gaja” over southwest and adjoining southeast & westcentral Bay of Bengal (BoB) moved west-southwestwards during past 24 hours, intensified into a severe cyclonic storm (SCS) at 0830 hrs IST of today, the 15th November, 2018 and lay centered over southwest BoB near latitude 11.3°N and longitude 82.6°E, about 320 km east-southeast of Chennai (Tamil Nadu) and 300 km east-northeast of Nagapattinam (Tamil Nadu).
The system is being tracked by Doppler Weather Radar at Chennai and Karaikal.
Yesterday’s cyclonic storm (CS) “Gaja” over westcentral and adjoining eastcentral & south Bay of Bengal (BoB) moved west-southwestwards during past 24 hours and lay centered at 0830 hrs IST of today, the 14 th November, 2018 over southwest and adjoining southeast & westcentral BoB near latitude 13.0°N and longitude 85.1°E, about 520 km east of Chennai (Tamil Nadu) and 620 km east-northeast of Nagapattinam (Tamil Nadu).
Yesterday’s cyclonic storm (CS) “Gaja” over westcentral and adjoining eastcentral & southeast Bay of Bengal (BoB) followed an anticlockwise looping track during past 24 hours and lay centred at 0830 hrs IST of today, the 13th November, 2018 over westcentral and adjoining eastcentral & south BoB near latitude 13.3°N and longitude 87.1°E, about 740 km east-northeast of Chennai (Tamil Nadu) and 830 km east-northeast of Nagappattinam (Tamil Nadu). It is likely to move westsouthwestwards and intensify further into a severe cyclonic storm during next 24 hours.
Yesterday’s cyclonic storm (CS) “Gaja” over eastcentral and adjoining westcentral & southeast BoB moved nearly westwards till early morning of today, the 12th November, 2018. Thereafter, it moved southsouthwestwards and lay centered at 0830 hrs IST of the 12 th November, 2018 over westcentral and adjoining eastcentral & southeast BoB near latitude 13.1°N and longitude 87.0°E, about 730 km eastnortheast of Chennai (Tamil Nadu) and 820 km east-northeast of Nagappattinam (Tamil Nadu).
Time of issue: 1230 hours IST
Yesterday’s depression over southeast Bay of Bengal (BoB) intensified into a deep depression (DD) in the same evening over southeast & adjoining central BoB. Moving further west-northwestwards, it intensified into a cyclonic storm (CS) “Gaja” over east-central and adjoining west-central & southeast BoB in the early morning of today, the 11th November, 2018.
The season (June-September) rainfall over the country as a whole was 91% of its long period average (LPA).
Seasonal rainfalls over Northwest India, Central India, South Peninsula and Northeast (NE) India were 98%, 93%, 98% and 76% of respective LPA.
In a rarest of rare occurrence, two very severe cyclonic storms (VSCS), one each in Bay of Bengal (7-13 Oct.) and Arabian Sea (06-14 Oct.) developed simultaneously during October 2018. The VSCS, Titli crossed north Andhra Pradesh and South Odisha coast near Palasa (18.80N/84.40E) to the southwest of Gopalpur during 0430-0530 IST of 11th as a VSCS with the wind speed of 140-150 gusting to 165 kmph, The VSCS, Luban crossed Yemen and adjoining Oman coast to the south of Al-Ghaida during 1100-1130 IST of 14th October as a cyclonic storm with a wind speed of 70-80 kmph gusting to 90 kmph.
The Odisha government has deployed NDRF and ODRAF personnel to speed up rescue and relief operation mainly in three districts where over 60 lakh people were affected by flood due to heavy rainfall triggered by Cyclone Titli.
The flood situation in three south Odisha districts - Ganjam, Gajapati and Rayagada is grim as the water levels in major rivers like Rushikulya and Bansadhara have crossed their danger marks.
Andhra Pradesh Chief Minister N. Chandrababu Naidu conducted an aerial survey in cyclone-hit Srikakulam district.
After the aerial survey, the Chief Minister inspected the relief operations in Palasa town.
He went through the main road and important junctions.
The Chief Minister assured necessary assistance to the villagers and farmers who suffered loss. He ordered distribution of 25 kg rice to BPL families and 50 kg rice to fishermen families.
In Odisha, at least 12 people were killed in a landslide triggered by cyclone Titli-induced heavy rain in Gajapati district, raising the death toll due to the deadly storm to 15 in the state.
The landslide occurred at Bara-ghara in the hilly Rayagada block, where some villagers had taken shelter in a cave, following very heavy rain on Thursday evening.
The toll could increase further, as some others are feared trapped under the debris. Some houses and other structures were also damaged in the landslide.
The Very Severe Cyclonic Storm 'TITLI' crossed north Andhra Pradesh south Odisha coast near 18.80 N and 84.50 E (near Palasa, Srikakulam district) to the southwest of Gopalpur, as a very severe cyclonic storm with estimated maximum sustained surface wind speed of 140-150 kmph gusting to 165 kmph between 0430 and 0530 hours IST of today, the 11th October 2018. Gopalpur recorded 126 kmph wind speed at 0430 hrs IST of 11th October.