Weather forecast: IMD issues red alert for coastal Karnataka, heavy rainfall and thunderstorm in Delhi, UP, Haryana

The India Meteorological Department (IMD) has forecast widespread rainfall activity across several parts of India from 9 June onwards. Despite the relief from rain, heatwave conditions will continue to grip parts of northwest and central India. The weather office has also issued a 'red alert' for coastal Karnataka districts including Dakshina Kannada and Udupi amid forecasts of extremely heavy rainfall in the next two days.

Fairly widespread to widespread rainfall is likely over states in the Northeast like Assam and Meghalaya, Arunachal Pradesh, Nagaland, Manipur, Mizoram and Tripura between 9 and 14 June. Similar conditions are expected over Kerala, Lakshadweep and coastal Karnataka during the same period. Also, Telangana is likely to receive widespread rainfall between 9 and 11 June.

The weather office has warned of heavy to very heavy rainfall over Assam and Meghalaya from 9 to 14 June and over Arunachal Pradesh between 9 and 14 June. Heavy rainfall is predicted over Nagaland, Manipur, Mizoram and Tripura during the same tenure. In eastern India, heavy rainfall is forecast over Bihar between 10 and 12 June, Odisha on 11 and 12 June, and Sub-Himalayan West Bengal and Sikkim from 10 to 13 June. Very heavy rainfall is also expected over Sub-Himalayan West Bengal and Sikkim on 9 June.

Among southern states, heavy rainfall is expected over Kerala and Mahe between 9 and 12 June, while coastal Karnataka may witness heavy showers from 12 to 14 June. North Interior Karnataka is likely to receive heavy rainfall on 12 and 13 June, while South Interior Karnataka may experience similar conditions between 11 and 14 June. Telangana is also likely to witness heavy rainfall from 9 to 10 June.

The meteorological department has further forecast thunderstorms accompanied by lightning and gusty winds of up to 60 kmph across multiple states. Punjab, Haryana, Delhi, Rajasthan and Uttar Pradesh are expected to witness such conditions between 10 and 14 June, while eastern and central states, including Madhya Pradesh, Chhattisgarh, Bihar, Jharkhand, Odisha and West Bengal, are also likely to see thunderstorm activity during this week.

A western disturbance might influence weather conditions over northwest India, bringing scattered rainfall across Himachal Pradesh, Uttarakhand and Jammu & Kashmir through 14 June. Hailstorm activity is also predicted over these hill states on 11 and 12 June. Parts of Haryana and Delhi may also witness isolated hailstorms on 12 June. Duststorm activity has been forecast over western Rajasthan on 11 and 12 June.

Along with thundersquall activity, wind speeds might hit 50-70 kmph in parts of Punjab, Haryana, Delhi, Rajasthan and Uttar Pradesh during 11 and 12 June. Similar conditions might also be seen in Bihar, Jharkhand, Odisha and Gangetic West Bengal between 10 and 12 June.

Despite increasing rainfall in the country, heatwave conditions are expected to persist in isolated pockets of northwest and central India over the next few days. Heatwave conditions are likely over Punjab, Haryana, Delhi, Rajasthan, Jammu & Kashmir, Himachal Pradesh, western Uttar Pradesh and Vidarbha through 10 and 11 June. Parts of east and west Madhya Pradesh are said to experience heatwave conditions on 10 and 11 June, as well.

Hot and humid weather conditions are expected to prevail over Odisha through 11 June, alongside Konkan and Goa, as well as Tamil Nadu, Puducherry and Karaikal through 9 June.

Meanwhile, the maximum temperatures across northwest India are likely to rise by 2-4°C until 11 June before dipping by 3-5°C thereafter.

The IMD said maximum temperatures across northwest India are likely to rise by 2-4°C until 11 June before declining by 3-5°C thereafter. Central India may witness a further rise in temperature of 2-3°C till 11 June, followed by a similar fall. Maharashtra is expected to see a nominal decline of around 2°C till 9 June. However, for the rest of India, no significant change in temperatures is forecasted till 14 June.