Due to the active monsoon over the northern Bay of Bengal, the country is likely to see varying degrees of rainfall throughout the remaining days of June, according to the Bangladesh Meteorological Department (BMD).
Meteorologist Kazi Jebunnesa said: “Due to the active monsoon, rainfall is expected to increase in the coming days,” reports bdnews24.com.
Meanwhile, due to the possibility of heavy to very heavy rainfall, the Meteorological Department has advised hoisting local cautionary signal no 3 at the maritime ports of Chattogram, Cox’s Bazar, Payra, and Mongla since Tuesday.
In a 24-hour period, 1 to 10mm is considered light rainfall, 11 to 22mm is moderate, 23 to 43mm is moderately heavy, 44 to 88mm is heavy, and anything above 88mm is recorded as very heavy rainfall.
According to the Flood Forecasting and Warning Centre of the Water Development Board, water levels in the Someshwari River in the Sylhet and Mymensingh divisions are rising. Moderate to heavy rainfall is likely in this basin over the next three days.
The Sari-Goyain River in Sylhet, the Jadukata River in Sunamganj, and the Someshwari River in Netrokona may reach the danger level in the next 48 hours.
The Met Office’s regular bulletin on Friday said that a low-pressure system over India’s northeastern Jharkhand and adjoining Gangetic West Bengal is currently situated over Bihar and adjoining areas. An associated trough extends up to the northern Bay of Bengal.
The axis of the monsoon trough extends from the centre of the well-marked low-pressure system, through West Bengal and central Bangladesh, to Assam. The monsoon is active over Bangladesh and strong over the northern Bay of Bengal.
The 24-hour forecast from 9am on Friday said that most places in the Rangpur, Rajshahi, Mymensingh, Dhaka, Khulna, Barisal, Chattogram, and Sylhet divisions may experience temporary gusty winds accompanied by lightning and light to moderate rain or thunderstorms.
Some areas across the country may also see moderately heavy to very heavy rainfall during this period.
Temperatures across the country may rise slightly.
In the last 24 hours leading up to 3pm Friday, the highest recorded rainfall in the country was 75mm in Kutubdia. Rainfall measured 64mm in Bandarban, 63mm in Rajshahi’s Baghabari, and 52mm in Faridpur, with varying intensities recorded in other regions as well.
The highest temperature recorded in the last 24 hours was 33°C in Mongla, while the lowest was 23.3°C in Tangail.