The maritime ports of Chattogram, Cox's Bazar, Mongla and Payra have been asked to hoist at the mast local cautionary signal No 3 to alert vessels of a possible squall.
The weather office's advisory for cautionary signal No 3 -- which means a depression has formed and may affect the port later -- comes in the wake of the formation of a low-pressure area over the west-central Bay and the adjoining Northwest Bay.
It is likely to intensify further, the Bangladesh Meteorological Department (BMD) said in a special bulletin on Saturday morning.
Under its influence, a deep convection is taking place over the North Bay and adjoining areas.
Squally weather may affect the maritime ports, the North Bay and the adjoining coastal areas of Bangladesh.
All fishing boats and trawlers over the North Bay and deep sea have been advised to remain closer to the coast and proceed with caution till further notice, the bulletin said.
They have also been advised not to venture into the deep sea.
Cyclonic Storm Michaung over Southwest Bay and adjoining area moved North-Northwestwards and now lies over West central Bay of Bengal and adjoining area.
It is likely to move North-Northwestwards and intensify further, according to the latest bulletin of Bangladesh Meteorological Organisation (BMD).
It was centred at 6am on Monday about 1545 km Southwest of Chattogram port, 1510 km Southwest of Cox’s Bazar port, 1390 km Southwest of Mongla port and 1405 km Southwest of Payra port, said the bulletin.
All maritime ports have been advised to keep hoisted distant warning signal no. two ( R ) two.
Maximum sustained wind speed within 54km of the cyclone centre is about 62 kph rising to 88 kph in gusts/squalls.
Sea will remain very rough near the cyclone centre.
Light rain/thunder showers accompanied by temporary gusty wind is likely to occur at one or two places over Khulna, Barishal & Chattogram divisions today. Weather may remain mainly dry with partly cloudy sky elsewhere over the country.
The deep depression over the Bay of Bengal on Sunday intensified into a cyclonic storm 'Michaung' and is likely to cross the South Andhra Pradesh coast between Nellore and Machilipatnam during the forenoon of December 5 as a severe cyclonic storm with a maximum sustained wind speed of 90-100 kmph gusting to 110 kmph, the India Meteorological Department (IMD) said.
Weather may remain mainly dry with temporary partly cloudy sky over the country, said a met office forecast for the next 24hours begins from 9am today.
Light fog may occur at places over Northern part of the country during late night till morning.
Night and Day temperature may remain nearly unchanged over the country.
Country's maximum temperature on Saturday was recorded 32.2 degree celsius at Chattogram and minimum temperature today was recorded 13.0 degree Celsius at Tetulia.
The Deep Depression over Southwest Bay and adjoining area moved Northwestwards and intensified into a Cyclonic Storm ' Michaung`(pronunciation: Migjaum) over the same area (near Lat: 11.5oN & Long: 82.5oE) at 06 AM today ( 03 December 2023). It is likely to move Northwestwards and intensify further.
Today's sunset at Dhaka at 05-11 PM and Tomorrow's sunrise at 06-26 AM.
The lowest temperature in the country this morning was recorded at 9.3 degree Celsius in Chuadanga. The northern district has been recording the lowest temperature for three days in a row.
Cold weather is disrupting day-to-day life in the district and the poor are the worst sufferers.
Moderate to thick fog may occur over the river basins and light to moderate fog may occur elsewhere over the country during late night till morning, said a regular bulletin of Bangladesh Meteorological Department (BMD).
"The existing temperature may rise a little from Sunday," said Md Shahinul Islam, a meteorologist of BMD.
Weather may remain dry with temporary partly cloudy sky over the country.
Night temperature may rise slightly and day temperature may remain nearly unchanged across the country.
The low pressure area over southeast Bay and adjoining area persists. One of its associated trough extends up to northeast Bay.
UNB's Chuadanga correspondent reports that poor people, especially daily labourers, are the worst sufferers due to this cold spell. Many of them preferred to remain indoor due to the shivering weather.
Movement was also disrupted due to poor visibility caused by dense fog.
People are thronging the local markets to buy warm clothes.
Rakibul Hasan, in-charge of the Chuadanga Weather Observatory Centre, said, "The weather department has recorded a minimum temperature of 9.3 degree Celsius on Saturday which is the lowest temperature across the country this year. The mercury may fall in the coming days."
Meanwhile, the hospitals in the districts are overwhelmed with patients with cold-related diseases.
The UNB correspondent found that over 150 children and many adults are admitted at the outdoor facilities of hospitals.
Dr. Mahbubur Rahman Milon, a child specialist of Chuadanga Sadar Hospital, said, "As a mild cold wave is sweeping over the district, the number of patients with cold-related diseases are increasing day by day. All the physicians and staff are struggling to provide healthcare services to the patients."
Bangladesh Meteorological Department (BMD) today predicted that weather may remain dry over the country in the next 24 hours commencing 9am today.
"Weather may remain dry over the country. Light fog is likely to occur at some places over the country early morning tomorrow," said a BMD bulletin.
However, night and day temperatures may remain nearly unchanged over the country.
Country's maximum temperature on Monday was recorded 32.0 degrees Celsius at Cox's Bazar, while the minimum temperature today was 12.4 degrees Celsius at Tetulia.
The sun sets at 05:11 pm today and rises at 06:28 am tomorrow in the capital.
Maritime ports of Chattogram, Cox’s Bazar, Mongla and Payra have been advised to lower local cautionary signal number 4 and hoist signal number 7 instead as the cyclone has entered within the 500 km range of the coast of Bangladesh.
According to the latest bulletin of Bangladesh Meteorological Department, the deep depression over the east-central Bay and adjoining areas moved north-westwards and intensified into a cyclonic storm over the east-central Bay and adjoining west-central Bay.
Sea will remain very rough near the eye of the cyclone.
All fishing boats and trawlers over North Bay and deep sea have been advised to remain in shelter till further notice
Under the peripheral effect of the cyclone, North Bay and adjoining coastal areas of Bangladesh are likely to experience gusty or squally winds of 62-88 kph in addition to heavy to very heavy rainfall.
Under the influence of deep depression, new moon phase and steep pressure gradient, the low-lying areas of coastal Satkhira, Khulna, Bagerhat, Jhalakathi, Pirojpur, Barguna, Patuakhali, Bhola, Barishal, Laxmipur, Chandpur, Noakhali, Feni, Chattogram, Cox’s Bazar districts and their offshore islands and char area likely to be inundated by the wind driven surge height of 5-7 feet above the normal astronomical tide.
Cyclonic Storm Michaung over Southwest Bay and adjoining area moved North-Northwestwards and now lies over West central Bay of Bengal and adjoining area. It is likely to move North-Northwestwards and intensify further, according to the latest bulletin of Bangladesh Meteorological Organisation (BMD).