Fog conditions observed (at 2330 hours IST of today, 11.01.2024): Very Dense fog reported in isolated pockets of Jammu Division; Moderate fog in isolated pockets over Punjab, Haryana-Chandigarh-Delhi, Uttar Pradesh, West Madhya Pradesh and shallow fog in isolated pockets over Assam & Meghalaya.

Forecast & Warnings:

♦ Due to trough/wind discontinuity over peninsular India in lower tropospheric levels: Isolated heavy rainfall very likely over AP, Telangana & Kerala today; over Tamilnadu on 05th & 06th May with thunderstorm/gusty winds over the region during next 5 days A cyclonic circulation lies over South Andaman Sea and neighbourhood. Under its influence, a Low Pressure Area is likely to form over the same region around 06th May. It is very likely to move northwestwards and intensify gradually into a Depression during subsequent 48 hrs.

A cyclonic circulation is likely to form over South Andaman Sea and neighbourhood around 04th May. Under its influence, a Low Pressure Area is likely to form over the same region around 06th May. It is likely become more marked during subsequent 24 hours. It is very likely to cause;
Heavy rainfall at isolated places very likely over Nicobar Islands on 04th & 05th and isolated heavy to very heavy rainfall over Andaman Islands on 06th & 07th May.

Abatement of Heat wave conditions over most parts of the country.

Thunderstorm/gusty winds very likely over Northwest India till 04th may; over East India & south Peninsular India till 06th May and over Northeast India till 03rd May, 2022. Scattered to fairly widespread rainfall with isolated thunderstorm/lightning/gusty winds (speed reaching 40-50 kmph) during 03rd-06th May. Isolated hailstorm also likely over Himachal Pradesh & Uttarakhand on 03rd & 04th May, 2022.

Forecast & warnings dated 18.02.2022:
•Fairly widespread to widespread rainfall very likely over Andaman & Nicobar Islands during next 2 days and reduce thereafter. Isolated heavy rainfall also likely over Andaman & Nicobar Islands on 18th February. (1/8) Isolated thunderstorm/lightning likely over Andaman & Nicobar Islands on 18th & 19th February. Strong surface winds speed reaching upto 30-40 kmph likely to prevail along & off Andaman & Nicobar Islands during next 24 hours. (2/8)

Forecast & warnings dated 17.02.2022:
•Fairly widespread/widespread rainfall over Andaman & Nicobar Islands during next 3 days & reduce thereafter. Isolated heavy rainfall with thunderstorm/lightning also over An & Nicobar Islands on 17th and over Andaman Islands on 18th Feb. Strong surface winds (20-30 kmph) likely along & off Andaman & Nicobar Islands during next 48 hours.

Due to northeasterly winds over coastal Tamilnadu in lower tropospheric levels, isolated light/moderate rainfall very likely over south Tamilnadu and Kerala during next 5 days and scattered light/moderate rainfall over Lakshadweep Islands during next 2 days. 1/6 Under the influence of two successive feeble Western Disturbances; isolated light rainfall/snowfall very likely over Jammu-Kashmir-Ladakh-Gilgit-Baltistan-Muzaffarabad during next 5 days and over Himachal Pradesh during 18th to 20th and over Uttarakhand on 20th Feb, 2022. 2/6

Significant weather features dated 17.11.2021
 A Low Pressure Area lies over Southeast & adjoining Southwest Bay of Bengal with the associated cyclonic circulation extending upto 5.8 km above mean sea level. It is likely to move nearly westwards and reach Westcentral & adjoining Southwest Bay of Bengal off south Andhra Pradesh- north Tamilnadu coasts by tomorrow, the 18th November 2021.

Press Realese on Isolated Extremely Heavy falls on south Coastal Andhra Pradesh & north Tamilnadu on 18th November, 2021 with Significant Features as follows:

♦ A Low Pressure Area lies over Southeast Bay of Bengal. It is likely to move nearly westwards and reach Westcentral & adjoining Southwest Bay of Bengal off south Andhra Pradesh- north Tamilnadu coasts on 18th November 2021.

♦ Another Low Pressure Area over Eastcentral Arabian Sea off Karnataka coast persists. It is likely to move west-northwestwards and become more marked during next 48 hrs.

A Low Pressure Area lies over north Andaman Sea & neighbourhood. It is likely to move west-northwestwards and become well marked over Eastcentral & adjoining Southeast Bay of Bengal during next 48 hours. Thereafter it is likely to continue to move nearly westwards and reach Westcentral & adjoining
Southwest Bay of Bengal off south Andhra Pradesh- north Tamilnadu coasts on 18th November 2021.

Significant Weather Features dated 08-06-2021 are:
♦ The Northern Limit of Monsoon (NLM) continues to pass through lat. 18.0°N/ Long. 65°E, lat. 18.5°N/ Long. 70°E, Alibagh, Pune, Medak, Nalgonda, Rentachintala, Sriharikota , lat. 14°N/ Long. 85.0°E, 16°N/88°E, 20°N/90.5°E and 24.0°N/89.5°E and Bagdogra.

Press Release on Formation of low pressure area over North Bay of Bengal & neighbourhood around 11th June, 2021 and Advance of Southwest Monsoon into east India, remaining parts of north Peninsula and some parts of central India by 13 June. 1. Synoptic System and Rapid advance of Southwest Monsoon:
♦ A Low Pressure Area is likely to form over North Bay of Bengal & neighbourhood around 11th June, 2021. Southwesterly winds over Arabian Sea also likely to strengthen from 10 June, 2021.

Significant Weather Features dated 07-06-2021 are:
♦ The Northern Limit of Monsoon (NLM) continues to pass through lat. 18.0°N/ Long. 65°E, lat. 18.5°N/ Long. 70°E, Alibagh, Pune, Medak, Nalgonda, Rentachintala, Sriharikota , lat. 14°N/ Long. 85.0°E, 16°N/88°E, 20°N/90.5°E and 24.0°N/89.5°E and Bagdogra.

Southwest Monsoon advanced into northeastern states and Sub-Himalayan West Bengal & Sikkim.

1.Progress of southwest Monsoon
Southwest Monsoon has further advanced into more parts of central Arabian Sea, some more parts of Maharashtra, entire Karnataka,
@moesgoi @rajeevan61 some more parts of Telangana, entire Tamil Nadu, some more parts of Andhra Pradesh, more parts of central and northeast Bay of Bengal and thence entire northeastern states of India, most parts of Sub-Himalayan West Bengal & Sikkim today, the 06th June 2021.

Significant Weather Features dated 06-6-2021 are:
♦ Southwest Monsoon has further advanced into more parts of central Arabian Sea, some more parts of Maharashtra, entire Karnataka, some more parts of Telangana, entire Tamil Nadu, some more parts of Andhra Pradesh, more parts of central Bay of Bengal and northeast Bay of Bengal and thence entire northeastern states of India(Nagaland, Manipur, Mizoram & Tripura, Assam & Meghalaya, Arunachal Pradesh),

Significant Weather Features based on 0830 hours IST of today:
♦ A Low Pressure Area lies over South Andaman Sea adj SE Bay of Bengal & Equatorial Indian Ocean. It is very likely to concentrate into a Depression during next 48 hours and likely to intensify further thereafter. It is likely to move nearly westwards and reach south Tamil Nadu coast around 02nd December, 2020.

Press Release: Formation of a fresh Low pressure area over Southeast Bay of Bengal around 29th Nov and associated enhanced rainfall activity over South Peninsular India during 1st to 3rd December, 2020. Weather System: A Low Pressure Area is very likely to form over Southeast Bay of Bengal during next 36 hours. It would concentrate into a Depression during subsequent 24 hours and very likely to intensify further thereafter.

Significant Weather Features for today
♦ The Severe Cyclonic Storm ‘NIVAR’ over north coastal Tamilnadu moved northwestwards with a speed of 13 kmph during past 06 hours, weakened into a cyclonic storm and lay centred at 0830 hrs IST of today over north coastal Tamilnadu near Lat. 12.6°N and Long 79.4°E, about 85 km north-northwest of Puducherry and about 95 km west-southwest of Chennai. It would continue to move northwestwards and weaken further into a Deep Depression during next 06 hours and into a Depression by subsequent 06 hours.

♦ Under the influence of Severe Cyclonic Storm ''NIVAR'',
(i) fairly widespread to widespread rainfall/thunderstorm over coastal & north interior Tamilnadu, Puducherry & Karaikal, south coastal Andhra Pradesh and Rayalaseema on 25th & 26th & southeast Telangana on 26th November. Isolated extremely heavy rainfall over coastal & north interior Tamilnadu & Puducherry (Thanjavur, Tiruvarur, Nagapattinam, Cuddalore, Chennai, Kanchipuram, Chengalpattu, Myladuthirai, Ariyalur, Perambalur, Kallakurchi, Villupuram, Tiruvannamalai, Puducherry and Karaikal) on 25th

प्रचण्ड चक्रवाती तूफान "निवार" बीते छह घंटे में 11 किमी प्रति घंटे की गति के साथ पश्चिम-उत्तर-पश्चिम दिशा की ओर बढ़ा और भारतीय समयानुसार आज सुबह , 25 नवंबर, 2020, 0830 बजे दक्षिण-पश्चिम बंगाल की खाड़ी में अक्षांश 10.7 °N एवं देशान्तर 81.7 °E पर केंद्रित है | इसकी दूरी कुड्डालोर से लगभग 240 किमी पूर्व-दक्षिणपूर्व में, पुडुचेरी से लगभग 250 किमी पूर्व-दक्षिणपूर्व में और चेन्नई से 300 किमी दक्षिण-दक्षिणपूर्व में है। इसके तीव्र होकर अगले 06 घंटों के दौरान एक अत्यंत प्रचंड चक्रवाती तूफान में घनीभूत होने की संभावना है।

दक्षिण-पश्चिम बंगाल की खाड़ी के ऊपर स्थित चक्रवाती तूफान "निवार" बीते छह घंटे में 05 किमी प्रति घंटे की गति के साथ पश्चिम की ओर बढ़ा और भारतीय समयानुसार आज शाम , 24 नवंबर, 2020, 1730 बजे दक्षिण-पश्चिम बंगाल की खाड़ी में अक्षांश 10.0°N एवं देशान्तर 82.4°E पर केंद्रित है | इसकी दूरी कुड्डालोर से लगभग 320 किमी पूर्व में, पुडुचेरी से लगभग 350 किमी दक्षिण-पूर्व में और चेन्नई से 410 किमी पूर्व दक्षिण-पूर्व में है।