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Boys enjoy a refreshing splash under a pump used to irrigate paddy fields to beat the scorching summer heat at Dakshin Paiksha village at Srinagar in Munshiganj on Sunday. | Md Saurav

Amid the ongoing heatwave scorching the country since May 7, the Bangladesh Meteorological Department has forecast a drop in temperatures starting today.

The 120-hour forecast, effective from 6:00pm on Sunday, predicted that rain or thunderstorms were likely in a few places over the next five days starting today.


A severe to very severe heatwave swept over 58 districts on Sunday, with Chuadanga recording the highest temperature at 41.8C. Dhaka witnessed the temperature at 39.9C.

‘The number of districts  grappling with heatwaves dropped to 58 on Sunday from 62 on Saturday,’ said Kazi Jebunnesa, a meteorologist at the Bangladesh Meteorological Department.

She said that temperatures were expected to fall today, though a mild heatwave might persist in some areas.

‘Dhaka’s temperature may also drop and stay between 35C and 37C, with a chance of light rain on Monday (today),’ she said, adding that rain had already begun on Sunday in several districts, including Mymensingh, Sylhet and Netrakona.

According to the forecast, a severe heat wave was sweeping over the districts of Rajshahi, Pabna, Sirajganj, Rajbari, Khulna, Chuadanga, Meherpur and Jashore and a mild to moderate heat wave was sweeping over Dhaka, Chattogram and Barishal divisions and the rest parts of Rajshahi and Khulna divisions and the districts of Rangpur, Dinajpur, Nilphamari, Gaibandha, Mymensingh, Jamalpur and Sherpur on Sunday and the heatwaves may abate in some places.

Rain or thunderstorms accompanied by lightning flashes and temporary gusty wind are likely to occur today at a few places over Mymensingh and Sylhet divisions and at one or two places over Rangpur, Dhaka, Khulna, Barishal and Chattogram divisions.

Weather may remain mainly dry with temporary partly cloudy sky elsewhere over the country, the forecast said, adding that day temperature might remain nearly unchanged and night temperature might fall slightly over the country.

A mild heatwave occurs when temperatures are between 36C and 37.9C, a moderate heatwave ranges from 38C to 39.9C, temperatures between 40C and 41.9C are considered severe, and anything above 42C is classified as very severe, according to the meteorologist.

Earlier, BMD meteorologist Abul Kalam Mallik told ¶¶Òõ¾«Æ· that this year so far five short-duration heatwaves had swept over the country — one in March, three in April and the ongoing one in May.