On Thursday, India Meteorological Department (IMD) said Intense rainfall activity will continue over three southern states Tamil Nadu, Kerala and Karnataka for the next 3 days following which, the rains are likely to reduce. IMD issued Heavy Rainfall alert in these Southern states till Monday. Further, the weather agency has issued a red alert for 8 Kerala districts and an orange alert for the rest of the state.
A red alert for the day has been issued for Pathanamthitta, Alappuzha, Kottayam, Ernakulam, Idukki, Thrissur, Palakkad and Kannur and an orange alert in the remaining districts. Landslides and flash floods in Kerala triggered by heavy rains killed 18 people in the last few days, damaged hundreds of properties and displaced thousands to relief camps, the state government had said on Wednesday.
The weather agency also said that rainfall activity will increase in Gujarat, Rajasthan, Maharashtra, Goa, Telangana, Chhattisgarh, Madhya Pradesh and Odisha from Saturday. India Meteorological Department (IMD) issued heavy rainfall is expected in Rayalaseema on 4 August; coastal and south interior Karnataka between 4 and 6 November; North Interior Karnataka, Kerala & Mahe, ghat areas of Tamil Nadu on 5 August; Telangana from 6 to 8; and Coastal Andhra Pradesh on 08th.
Isolated very heavy rainfall also likely over Uttarakhand on 4 and over East Rajasthan on 7 & 8 August. A red alert indicates heavy to extremely heavy rains of over 20 cm in 24 hours, while orange alert means very heavy rains of 6 cm to 20 cm. A yellow alert means heavy rainfall between 6 and 11 cm.
Extremely heavy rainfall are also over ghat areas of Tamil Nadu and Kerala & Mahe on 4 and over Coastal & South Interior Karnataka on 5 August. Very heavy rainfall is also likely over Chhattisgarh from 5 to 8 August; over Madhya Pradesh, Vidarbha and Gujarat State on 8 August and over Madhya Maharashtra & Konkan & Goa between 5 and 8 August.
Fairly widespread rainfall with isolated heavy falls and thunderstorm/lightning very likely over Sub Himalayan West Bengal & Sikkim on 5 August; over Jharkhand 6 & 7 and Odisha between 5 and 8; Nagaland, Manipur, Mizoram & Tripura during 4th-8th; over Andaman & Nicobar Islands during 4-6 and over Assam & Meghalaya on 4, 5 August