The India Meteorological Department has warned of thunderstorms with lightning and gusty winds across Delhi and several states on October 7.

Thunderstorms with lightning and winds of 30 to 40 kmph are very likely at isolated places over Delhi, Haryana, Chandigarh, Bihar, Uttarakhand, Punjab, West Bengal and Sikkim, West Uttar Pradesh, Odisha, Jharkhand, Kerala, Telangana, Karnataka and Jammu-Kashmir-Ladakh, the IMD’s all-India bulletin says.

Heavy rainfall is very likely at isolated places over Assam and Meghalaya, Nagaland, Manipur, Mizoram, Tripura, Punjab, Tamil Nadu, Puducherry and Uttarakhand.

The IMD also said scattered to fairly widespread rain with thunderstorms is likely over northwest India on October 7, with isolated heavy rain or snow over Uttarakhand and heavy rain over Himachal Pradesh, Punjab, Haryana, Chandigarh and Delhi.

People have been advised to stay indoors during lightning and avoid open fields. The weather office will update its warnings through the day.

The warnings are valid for the day starting 8:30 am. The IMD updates its severe weather bulletins daily, and state disaster teams have been asked to stay prepared.