IMD Rainfall Alert
A cyclonic circulation lies over northeast Assam & neighborhood in lower to middle tropospheric levels. Under the influence of this systems Rainfall Alert:
- Fairly widespread/widespread light to moderate rainfall with isolated thunderstorms & lightning very likely over Arunachal Pradesh, Assam & Meghalaya, Nagaland, Manipur, Mizoram & Tripura and Sub-Himalayan West Bengal & Sikkim during 22″-26th March, 2024.
- Isolated heavy rainfall/snowfall very likely over Arunachal Pradesh during 22nd, 23rd ,25th & 26th; over Sikkim on 23rd and isolated heavy rainfall over Assam & Meghalaya 23rd,25th & 26th March, 2024.
- Isolated to scattered light to moderate rainfall with isolated thunderstorms, lightning very likely over Gangetic West Bengal on 22nd; over Bihar on 23rd & 24th March.
❖ The Western Disturbance now seen as a trough in middle tropospheric westerlies roughly along Long. 72°E to the north of Lat. 32°N. Two fresh Western Disturbances are likely to affect Western Himalayan Region, the first from night of 23rd March and the second from night of 26th March, 2024. Under their influence:
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- Isolated to Scattered light rainfall/snowfall with isolated thunderstorms & lightning very likely over Himachal Pradesh, Uttarakhand on 22nd and over Jammu-Kashmir-Ladakh-Gilgit-Baltistan-Muzaffarabad during 22nd – 24th March, 2024.
- Isolated to Scattered light rainfall/snowfall likely over Jammu-Kashmir-Ladakh-Gilgit-Baltistan-Muzaffarabad and Himachal Pradesh on 26th & 27th and increase in intensity on 28th March,2024.
- Isolated to scattered light rainfall/snowfall over Uttarakhand during 23rd – 28th March.
- Isolated light rainfall with isolated thunderstorms & lightning very likely over Punjab on 22nd March, 2024.
- Isolated light rainfall likely over Punjab during 22nd – 24th and over Haryana on 22nd & 24th and north Rajasthan on 24th March, 2024.
- Strong surface winds are to prevail very likely over Punjab and Haryana during 22nd – March,2024.
Maximum temperature forecast for next 5 days:
Maximum temperatures are below normal by 8-10°C over many parts of Gangetic West Bengal, Jharkhand; by 4-8°C over East Uttar Pradesh, Bihar, north Odisha, Sub-Himalayan West Bengal & Sikkim, Assam & Meghalaya, Nagaland, Manipur, Mizoram & Tripura; by 2-4°C over West Uttar Pradesh, Delhi, East Madhya Pradesh, Chhattisgarh, Telangana, Coastal Andhra Pradesh & Yanam. These are above normal by 2-4°C over Jammu-Kashmir-Ladakh-Gilgit-Baltistan-Muzaffarabad, Himachal Pradesh, West Rajasthan, Saurashtra & Kutch, Konkan & Goa and near normal over rest parts of the country. Hot and humid weather very likely to prevail over Rayalaseema, Kerala & Mahe during next 5 days; over Tamil Nadu, Puducherry & Karaikal during next 2 days
Main Weather Observations:
Rainfall/snowfall (from 0830 hours 1ST to 1730 hours 1ST of today): at many places over Arunachal Pradesh; at a few places over Sub-Himalayan West Bengal & Sikkim, Jammu-Kashmir-Ladakh-Gilgit-Baltistan-Muzaffarabad and at isolated places over Himachal Pradesh, Uttarakhand.
Rainfall distribution (from 0830 hours IST to 1730 hours 1ST of today): at a few places over Assam & Meghalaya, Nagaland, Manipur, Mizoram & Tripura; at isolated places over Gangetic West Bengal, Kerala & Mah
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Significant amount of rainfall (from 0830 hours 1ST to 1730 hours 1ST of today):
(in cm) 2 cm): Arunachal Pradesh: Lohit, Changlong- 3 each, Namsai- 2, Minimum Temperature Departures (as on 22-03-2024): Minimum temperatures are markedly above normal (5.1°C or more) at isolated places over Punjab; appreciably above normal (3.1°C to 5.0°C) at most places over Himachal Pradesh; at few places over Jammu-Kashmir-Ladakh-Gilgit-Baltistan-Muzaffarabad; at isolated place over West Rajasthan; above normal (1.6°C to 3.0°C) at most places over Coastal Karnataka; at many places over Haryana-Chandigarh-Delhi; at a few places over Uttarakhand, Konkan & Goa, and Kerala & Mahe and at isolated places over East Rajasthan, Madhya Maharashtra and Tamil Nadu, Puducherry & Karaikal.
They are markedly below normal (-5.1°C or less) at most places over Bihar; appreciably below normal (-3.1°C to -5.0°C) at isolated places over Chhattisgarh and East Madhya Pradesh; below normal (-1.6°C to -3.0°C) at most places over Jharkhand and West Bengal & Sikkim; at a few places over East Uttar Pradesh, Odisha and at isolated places over Vidarbha, Assam & Meghalaya and Nagaland, Manipur, Mizoram & Tripura, Coastal Andhra Pradesh & Yanam and near normal over rest parts of the country. Today, the lowest minimum temperature of 12.2°C is reported at Rewa (East Madhya Pradesh) over the plains of the country.
Maximum Temperature Departures (as on 22-03-2024):
Maximum temperatures are above normal (1.6°C to 3.0°C) at many places over West Rajasthan, Punjab; at a few places over Himachal Pradesh, Kerala & Mahe; at isolated places over Jammu- Kashmir-Ladakh-Gilgit-Baltistan-Muzaffarabad, Uttarakhand, East Rajasthan, West Madhya Pradesh, Gujarat Region, Madhya Maharashtra, North Interior Karnataka and Tamil Nadu, Puducherry & Karaikal.
They are appreciably below normal (-3.1°C to – 5.0°C) at many places over Bihar, Jharkhand, Gangetic West Bengal; at a few places over Nagaland, Manipur, Mizoram & Tripura; below normal (-1.6°C to -3.0°C) at many places over East Uttar Pradesh; at a few places over Chhattisgarh, Odisha, Arunachal Pradesh, Assam & Meghalaya; at isolated places over West Uttar Pradesh, East Madhya Pradesh, Vidarbha, Telangana and Coastal Andhra Pradesh & Yanam and near normal over rest parts of the country. Today, the highest maximum temperature of 41.5°C is reported at Nandyal (Rayalaseema) over the country.
Meteorological Analysis (Based on 1730 hours 1ST)
- The trough/wind discontinuity from north Tamil Nadu to west Vidarbha at 0.9 km above mean sea level persists. The cyclonic circulation over northwest Rajasthan & adjoining Pakistan extending upto 1.5 km above mean sea level persists. The cyclonic circulation over northeast Assam & neighbourhood between 1.5 & 4.5 km above mean sea level persists.
- The Western Disturbance as a trough in middle tropospheric westerlies with its axis at 5.8 km above mean sea level now runs roughly along Long. 72°E to the north of Lat. 32°N.
- A fresh Western Disturbance is likely to affect Western Himalayan Region from the night of 23ra March, 2024.
- Another fresh Western Disturbance is likely to affect Western Himalayan Region from the night of 26th March, 2024
