Sunday 05 September 2021
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Tuesday 28 September 2021 NIGHT Time of Issue: 1930 hours IST ALL INDIA WEATHER SUMMARY AND FORECAST BULLETIN Significant Weather Features ♦ The Well Marked Low Pressure Area over western parts of Vidarbha & neighborhood now lies over northwest Vidarbha. The associated cyclonic circulation extending upto mid-tropospheric levels persists. It is likely to move northwestwards and weaken gradually during next 24 hours. It is likely to emerge into northeast Arabian Sea & adjoining Gujarat coast around 30th September and there is likelihood for the system to further intensity into a Depression over northeast Arabian Sea during subsequent 24 hours. ♦ The Well Marked Low Pressure Area over Northwest Bay of Bengal & adjoining coastal areas of West Bengal persists. The associated cyclonic circulation extends upto mid-tropospheric levels. ♦ The east-west trough continues to run from north Konkan to north Coastal Andhra Pradesh across the embedded cyclonic circulation associated with Well Marked Low Pressure Area area over western parts of Vidarbha & neighbourhood between 1.5 km & 5.8 km above mean sea level. Under the influence of the above systems: i) 28th Sept.: Heavy to very heavy rainfall with extremely heavy falls very likely at isolated places over south Gujarat region, north Madhya Maharashtra, Marathwada, north Konkan, Gangetic West Bengal; Heavy to very heavy rainfall at isolated places over Saurashtra; Heavy rainfall at isolated places over Odisha and Jharkhand. ii) 29th Sept.: Heavy to very heavy rainfall with extremely heavy falls very likely at isolated places over Gujarat state Heavy to very heavy rainfall at isolated places over Gangetic West Bengal, Odisha, Jharkhand, north Madhya Maharashtra & north Konkan; Heavy rainfall at isolated places over Marathwada. iii) 30th Sept.: Heavy to very heavy rainfall very likely at isolated places over Saurashtra & Kutch; Heavy rainfall at isolated places over Odisha, Gangetic West Bengal and Gujarat Region. Main Weather Observations ♦ Rainfall/Thundershowers observed (0830 hrs IST to 1730 hrs IST of today) at most places over West Bengal & Sikkim, Marathwada, Konkan & Goa, Coastal Karnataka and Kerala & Mahe; at many places over Himachal Pradesh, Vidarbha and Lakshadweep; at a few places over Bihar and Odisha; at isolated places over Jammu, Kashmir, Ladakh, Gilgit-Baltistan & Muzaffarabad, Punjab, Uttarakhand, Rajasthan, Gujarat State, Uttar Pradesh, Nagaland, Manipur, Mizoram & Tripura, Chhattisgarh, Madhya Pradesh, Andaman & Nicobar Islands, Interior Karnataka and Tamilnadu, Puducherry & Karaikal. ♦ Significant Rainfall Amount recorded (from 0830 hours IST to 1730 hours IST of today) (2 cm or more): Matheran-10; Mumbai (SCZ)-8; Shimla-5; Mahabaleshwar, Cochin and Aurangabad-4 each; Vishakhapatnam, Harnai, Forbesganj, Khargone and Buldana-3 each; Kailashahar, Shanti Niketan, Alapuzha, Khandwa, Colaba, Shirali, Surat and Nasik-2 each. ♦ Heavy Rainfall recorded (0830 hrs IST to 1730 hrs IST of today): Heavy Rainfall at isolated places over Konkan & Goa and Madhya Maharashtra. ♦ Thunderstorm observed (from 0830 hours IST to 1730 hours IST of today): at isolated places over Himachal Pradesh, Odisha, West Rajasthan, Gujarat State, East Uttar Pradesh, Uttrakhand, Punjab, Bihar, Marathwada, Chhattisgarh, West Bengal & Sikkim, Assam & Meghalaya, Tripura, Rayalaseema and Coastal Andhra Pradesh. ♦ Minimum Temperature Departures as on 28-09-2021: Minimum temperatures are markedly above normal (5.0°C or more) at most places over Punjab; at many places over Himachal Pradesh and at a few places over Jammu, Kashmir, Ladakh, Gilgit-Baltistan & Muzaffarabad, d; appreciably above normal (3.1°C to 5.0°C) at most places over Uttarakhand; at many places over Haryana, Chandigarh & Delhi; at a few places over Madhya Pradesh and at isolated places over Rajasthan and West Uttar Pradesh; above normal (1.6°C to 3.0°C) at most places over East Uttar Pradesh at a few places over Coastal Andhra Pradesh & Yanam; at isolated places over Tamil Nadu, Puducherry & Karaikal. They are below normal (-1.6°C to -3.0°C) at most places over East Uttar Pradesh; at a many places over Sub-Himalayan West Bengal & Sikkim, Jharkhand; at a few places over Bihar and South Interior Karnataka and at isolated places over Odisha, Tamilnadu, Puducherry & Karaikal and Vidarbha and near normal over rest parts of the country. Today, the lowest minimum temperature of 19.0°C is reported at Bulsar (Gujarat Region) over the plains of the country. ♦ Maximum Temperature Departures as on 28-09-2021: Maximum temperatures are markedly above normal (5.0°C or more) at isolated places over Arunachal Pradesh and Assam & Meghalaya; appreciably above normal (3.1°C to 5.0°C) at a few places over Uttrakhand and at isolated places over Jammu, Kashmir, Ladakh, Gilgit-Baltistan & Muzaffarabad; above normal (1.6°C to 3.0°C) at many places over Sub-Himalayan west Bengal & Sikkim and Tamilnadu, Puducherry & Karaikal; at a few places over West Uttar Pradesh and at isolated places over Himachal Pradesh, Haryana, Chandigarh & Delhi and East Madhya Pradesh. They are markedly below normal (-5.1 or less) at many places over Vidarbha, Marathwada and Madhya Maharashtra; apreciably below normal (-3.1°C to -5.0°C) at a few places over Gangetic West Bengal and North interior Karnataka; at isolated places over West Madhya Pradesh, Gujarat State, Telangana, Coastal Andhra Pradesh & Yanam and Kerala & Mahe and below normal (-1.6°C to -3.0°C) at many places over Rajasthan; at a few places over Odisha and at isolated places over Andaman & Nicobar islands and near normal over rest parts of the country. Today, the highest maximum temperature of 37.4°C reported at Barmer (West Rajasthan). * Red color warning does not mean "Red Alert" Red color warning means "Take Action". Forecast and Warning for any day is valid from 0830 hours IST of day till 0830 hours IST of next day For more details kindly visit www.imd.gov.in or contact : +91 11 24631913, 24643965, 24629798 (Service to the Nation since 1875) Meteorological Analysis (Based on 1730 hours IST) ♦ The Well Marked Low Pressure Area over western parts of Vidarbha & neighborhood now lies over northwest Vidarbha. The associated cyclonic circulation extending upto mid-tropospheric levels persists. It is likely to move northwestwards and weaken gradually during next 24 hours. It is likely to emerge into northeast Arabian Sea & adjoining Gujarat coast around 30th September and there is likelihood for the system to further intensity into a Depression over northeast Arabian Sea during subsequent 24 hours. ♦ The Well Marked Low Pressure Area over Northwest Bay of Bengal & adjoining coastal areas of West Bengal persists. The associated cyclonic circulation extends upto mid-tropospheric levels. ♦ The east-west trough continues to run from north Konkan to north Coastal Andhra Pradesh across the embedded cyclonic circulation associated with Well Marked Low Pressure Area area over western parts of Vidarbha & neighbourhood between 1.5 km & 5.8 km above mean sea level. Weather Forecast for next 5 days * upto 0830 hours IST of 03rd October, 2021 ♦ Meteorological sub-division wise detailed 5 days precipitation forecast is given in Table-1. ♦ No significant change in maximum temperatures over most parts of the country during next 5 days. Weather Outlook for subsequent 2 days From 03rd October, 2021 to 05th October, 2021 ♦ Fairly widespread to widespread rainfall likely over East & adjoining Central India and Northeast India and Scattered to Fairly widespread rainfall over rest parts of Central India, Kerala, Karnataka and Tamilnadu and isolated to scattered in rest parts of the country. * Red color warning does not mean "Red Alert" Red color warning means "Take Action". Forecast and Warning for any day is valid from 0830 hours IST of day till 0830 hours IST of next day For more details kindly visit www.imd.gov.in or contact : +91 11 24631913, 24643965, 24629798 (Service to the Nation since 1875) Weather Warning during next 5 days * 28 September (Day 1): ♦ Heavy to very heavy rainfall with extremely heavy falls very likely at isolated places over Gangetic West Bengal, south Gujarat Region, Marathwada, Madhya Maharashtra and Konkan & Goa; Heavy to very heavy rainfall at isolated places over Saurashtra and heavy rainfall at isolated places over Vidarbha, Jharkhand, Odisha, Andaman & Nicobar Islands, Assam & Meghalaya, Nagaland, Manipur, Mizoram & Tripura, Coastal Andhra Pradesh & Yanam, Telangana, Coastal & North Interior Karnataka, Tamilnadu, Puducherry & Karaikal and Kerala & Mahe. ♦ Thunderstorm accompanied with gusty winds (speed 30-40 kmph) & lightning very likely at isolated places over West Madhya Pradesh and Vidarbha and with lightning very likely at isolated places over Jammu & Kashmir, Himachal Pradesh, Uttarakhand, Uttar Pradesh, Punjab, Haryana, Rajasthan, Madhya Pradesh, Vidarbha, Bihar, Jharkhand, West Bengal & Sikkim, Odisha, Assam & Meghalaya, Nagaland, Manipur, Mizoram & Tripura, Gujarat state, Madhya Maharashtra, Marathwada, Konkan & Goa, Coastal Andhra Pradesh & Yanam, Telangana, North Interior Karnataka, Kerala & Mahe and Tamilnadu, Puducherry & Karaikal. ♦ Strong wind (speed reaching 30-40 kmph gusting to 50 kmph) is likely to prevail over western parts of Vidarbha and adjoining districts of Marathwada and Madhya Pradesh during next 24 hours and decrease thereafter. ♦ Squally wind (speed reaching 45-55 kmph gusting to 65 kmph) very likely over North Bay of Bengal and along & off West Bengal -north Odisha coasts; (speed reaching