The Bangladesh Meteorological Department has forecast heavy to very heavy rainfall in several regions over the next two days due to the active southwest monsoon. According to a bulletin signed by meteorologist A K M Nazmul Haque on Sunday, June 21, rainfall between 44 and 88 millimeters, and in some places exceeding 88 millimeters, is likely in parts of Rangpur, Mymensingh, and Sylhet divisions within 48 hours from 9 a.m.

The department also issued a weather warning for inland river ports, stating that until 6 p.m. today, temporary gusty or squally winds at speeds of 45 to 60 kilometers per hour may blow over Mymensingh, Patuakhali, Noakhali, Chattogram, and Sylhet districts, accompanied by rain or thundershowers. River ports in these areas have been instructed to hoist cautionary signal number 1.

The forecast indicates continued monsoon activity across northern and northeastern Bangladesh, prompting authorities to alert local ports and residents to possible weather disruptions.