Department Has Forecast Widespread Rainfall Across Northeast and Eastern India Over the Next Week, With Isolated Spells of Extremely Heavy

Isolated heavy to very heavy rainfall is likely over northeast and adjoining east India during the next two days, followed by isolated heavy rainfall over the subsequent five days. Extremely heavy rainfall of 21 cm or more is forecast over Assam and Meghalaya on 5 August. Kerala, coastal Karnataka, and south interior Karnataka are also expected to receive isolated heavy showers over the next three days.

Fairly widespread to widespread rainfall is expected over Assam and Meghalaya during 5-6 August, and over Nagaland, Manipur, Mizoram, and Tripura during 5-10 August. Scattered rainfall is likely to continue over Arunachal Pradesh during 5-10 August and over Assam and Meghalaya during 7-10 August. In eastern India, fairly widespread to widespread rainfall is forecast over Andaman and Nicobar Islands, Gangetic West Bengal, Odisha, and Sub-Himalayan West Bengal and Sikkim during 5-10 August, with similar conditions over Jharkhand during 5-8 August and 10 August, and over Bihar during 5-6 August.

The IMD on Tuesday issued a low to moderate flash flood risk warning for several districts across the Northeast, Sub-Himalayan West Bengal and Sikkim, and parts of the western Himalayan region over the next 24 hours. The alert covers districts including Darjeeling, Jalpaiguri, Cooch Behar, and all districts of Sikkim; in Assam and Meghalaya, it includes Kokrajhar, Bongaigaon, Dhubri, Kamrup Rural, Darrang, Nagaon, Golaghat, Jorhat, Dibrugarh, Tinsukia, and several districts in the Khasi, Garo, and Jaintia Hills. The warning also extends to parts of Manipur, including Senapati, Ukhrul, Thoubal, Chandel, and Churachandpur, and to several districts of Nagaland such as Kohima, Dimapur, Phek, Tuensang, Wokha, Mokokchung, Longleng, and Mon.

Separately, a low flash flood risk is forecast in parts of Himachal Pradesh, Jammu and Kashmir, Ladakh, and Uttarakhand, covering districts including Chamba, Kangra, Mandi, Shimla, Solan, and Sirmaur in Himachal Pradesh; Doda, Kathua, and Udhampur in Jammu and Kashmir; and Dehradun, Tehri Garhwal, Chamoli, Bageshwar, Pithoragarh, Nainital, Champawat, and Pauri Garhwal in Uttarakhand. Heavy rainfall could trigger surface runoff and inundation in low-lying areas and locations with saturated soils, increasing the risk of localized flooding. Authorities have advised residents in vulnerable areas to remain alert and monitor local weather updates. In the last 24 hours, extremely heavy rainfall was reported over Madhya Pradesh and Maharashtra, while very heavy rainfall, ranging from 12 cm to 20 cm, was recorded over Uttarakhand, Himachal Pradesh, Punjab, Meghalaya, Sub-Himalayan West Bengal and Sikkim, Jharkhand, Coastal Karnataka, Kerala, south interior Karnataka, and Telangana.