Bangladesh is bracing for another spell of wet weather as the meteorological department has forecast the formation of a low-pressure system over the southeast Bay of Bengal. The development is expected to trigger rainfall across the country, according to the weather bulletin issued on Thursday (November 12) morning.

System Location and Potential Impact

According to the Bangladesh Meteorological Department, a low-pressure area is likely to form over the southeast Bay of Bengal and adjoining areas. Under its influence, temporary cloudy skies accompanied by rain or thunderstorms are expected across various parts of the country. Significant rainfall is likely in many places across Khulna, Barishal, Chattogram, and Sylhet divisions, while some areas of Rajshahi, Dhaka, Mymensingh, and Rangpur divisions may also experience gusty winds with rain.

Temperature and Humidity

The meteorological office has stated that temperatures may drop slightly due to the rainfall. Day and night temperatures are expected to remain nearly unchanged, though humidity levels could rise. Daytime temperatures across the country are forecast to range between 28 and 32 degrees Celsius.

River and Waterbody Conditions

Authorities have expressed concern that ongoing rainfall could raise water levels in various rivers across the country. However, no rivers are currently flowing above their danger levels. The meteorological department is monitoring the situation and has stated that necessary measures will be taken as needed.

72-Hour Forecast

According to the extended forecast, the rainfall trend is likely to persist over the next 72 hours. The low-pressure system may intensify into a depression, the weather office has warned. In such a scenario, squally winds could affect coastal areas, and fishing trawlers have been advised not to venture far from the coast.

General Advisories

The meteorological department has urged the public to exercise necessary precautions during rainfall. Specific guidance includes avoiding proximity to power transmission lines, not taking shelter under trees, and staying in safe locations to protect against lightning strikes. Farmers have also been advised to expedite the harvesting of their crops.