A heavy deluge is anticipated to last for the next five days across Tamilnadu and Rayalaseema as well as over inland Karnataka for the following two days, according to a forecast from the India Meteorological Department (IMD).
Weather systems, rainfall/thunderstorm Forecast and Warnings by IMD:
On October 12, over coastal Andhra Pradesh and Yanam; on October 14 and 15, over Kerala and Mahe; on October 11 through 15, over Tamil Nadu, Puducherry, and Karaikal; on October 11 through 13, over Rayalaseema; on October 12 and 14, over Madhya Maharashtra and Marathwada; and on October 12, over Kerala and Mahe.
A Western Disturbance is defined as a trough in the westward winds in the mid- and upper troposphere, and it often occurs around 70°E and north of 25°N. The lower troposphere exhibits cyclonic circulation over Punjab and the neighbouring state of Haryana.
A trough that extends all the way to southwest Madhya Pradesh is associated with a cyclonic circulation that is present in the lower troposphere over Kerala.
In the lower troposphere, there is a cyclonic circulation above the northern Andaman Sea, and it is predicted to travel almost westward during the next 3–4 days.
On October 13 and 14, coastal Andhra Pradesh and Yanam; on October 11, Madhya Maharashtra and Marathwada; on October 12, Konkan and Goa; on October 12, Tamil Nadu, Puducherry, and Karaikal; on October 11–15; on October 11–13; and on October 14, Rayalaseema.
On the 11th and 12th of October 2022, there is a decent chance of widespread light to moderate rainfall with a few lone torrential rainstorms in Sub-Himalayan West Bengal, Sikkim, and Bihar.
On October 11, there may have been a few isolated, incredibly strong downpours in Sub-Himalayan West Bengal and Sikkim.
Arunachal Pradesh, Assam, Meghalaya, Nagaland, Manipur, Mizoram, and Tripura are anticipated to see a significant quantity of widespread light to moderate rain on October 11 and 12, 2022, as well as a few isolated heavy downpours, thunderstorms, and lightning. On October 11, there is a very high likelihood of isolated, exceptionally heavy rainfall in Arunachal Pradesh, south Assam, and Meghalaya.
On October 11, there is a decent chance of widespread light to moderate rain over Himachal Pradesh, Uttarakhand, Haryana, East Uttar Pradesh, and Madhya Pradesh, as well as a few lone occurrences of heavy rain, thunderstorms, and lightning.
After two days of nonstop rain that disrupted daily life in the hills, the Met office issued a warning on Tuesday for heavy to very heavy rain in the districts of north Bengal and Sikkim.
Traffic in Darjeeling, Kalimpong, and the Himalayan state is allegedly being disrupted by landslides on the Siliguri-Gangtok route and other locations.
Up until Wednesday, the organisation had issued a red alert for Sikkim due to torrential rain and an orange warning for north Bengal’s Kalimpong, Jalpaiguri, Alipurduar, and Darjeeling due to exceptionally heavy rain.