Monsoon rains and onrush of hill waters from the upstream have worsened flooding in the northern districts, as huge swathes of land freshly inundated land left tens of thousands of people stranded.
Until Friday evening, water level at Jamuna River continued to rise and was flowing 65 and 50 cm above danger level at Sariyakandi and Dhunat. Water level at Buriganga River rose by 10 cm more was flowing 38 cm above the danger mark. Jamuna River swelled 40 cm more at Bahadurabad and flowing 83 cm above the danger level.
According to the Flood Forecasting and Warning Centre's (FFWC) report released in the morning, the Brahmaputra-Jamuna, the Ganges-Padma and the Meghna river basins were swelling which may continue during the next 24-48 hours.
The rivers are flowing over danger level at 10 points while water level has risen at 73 points and decreased at 37 points, said the morning forecast.
Flood situation in Sylhet remained unchanged.
In Kurigram, the situation deteriorated on Friday due to the increased water flow from the upstream. The water level in the Dharala, Dudhkumar, Brahmaputra and others were on the rise.
By Friday, water level at Brahmaputra river increased by 10 cm flowing 38 cm above the danger level in the area, marooning 50,000 more people in 30 villages. Two hundred schools were closed down.
Communications between Roumary and Dhaka were snapped after water washed away a part of about 60-feet stretch of the DC Road at Golabari.
Deputy Commissioner (DC) Habibur Rahman said some 250,000 people were marooned as the flood water roiled into 53 unions of the districts Sadar, Chilmari, Phulbari, Roumari, Rajibpur, Ulipur and Nageswari upazilas.
The official said the district administration sought an allotment of 500 tonnes of rice and Tk 1 million in cash for the distressed people on an emergency basis.
"The NGOs have also been urged to stand by the distressed people, apart from the government."
Rangpur Divisional Commissioner Jashim Uddin Ahmed visited the flood-affected areas.
In Sylhet, flood situation remained unchanged in its three Upazilas while it improved in three others. Flood-affected areas in the Sylhet City have gone under knee-deep water. Over 3,00,000 people got stranded in their submerged houses in the district while communications on Sylhet-Goainghat and Sylhet-Kanaighat roads remained snapped for the last few days.
Sylhet City Corporation has opened up seven shelter centres where over 3,000 flood victims have taken shelter, said Mayor Badar Uddin Ahmad Kamran.
Water-purifying tablets are also being distributed in the flood-affected areas.
In Bogra, flood situation worsened as the Jamuna River continued to swell flowing 50 cm above the danger level at different points. Fresh 35 villages were flooded.
On Thursday, about 200 houses in 12 villages on the eastern side of the Bogra flood protection embankment have been submerged as water level at the Jamual River rose abnormally.
The district's Deputy Assistant Engineer of Water Development Board Shakhawat Hossain said river erosion took a dangerous turn at Shahrabari Ghat and in its adjacent areas.
In Gaibandha, water level at all the rivers continued to swell with Barhmaputra and Jamuna Rivers water flowing 72 cm above danger level while Ghaghat River was flowing 48 cm above danger level, flooding 115 fresh villages.
On Thursday, the swelling rivers had flooded 80 villages and rendered about 1,500 families homeless, according to relief officials. About 30,000 families are left stranded.
The district's Relief and Rehabilitation Officer Shah Alam said several areas dissolved into rivers.
In Jamalpur, water level at Jamuna River rose 40 CM above the danger level at Bahadurabad only on Friday, making a further 30,000 people stranded in their submerged houses.
In Cox's Bazar, over 10,00,000 people were marooned in seven Upazilas and 21 unions were identified as the worst hit. At least 37 people died in hillslide, wall collapse, drowning and lightning strikes.
As many as 20,000 people have taken shelter at different centres.
Deputy Commissioner of the district Joynul Bari said people of 52 unions are floating on water.
Water Development Board fears hard-point at the Sirajganj town protection embankment is at the risk of getting washed away any moment.
Earth-filled sacks and cement-concentrated blocks were used to reinforce the embankment.
However, flood situation has improved in Bandarban and motor vehicle operation resumed from Bandarban to Keranihat, Lama and Nakkhayangchharhi. Low-lying areas in the city are still water-logged.
Lama Municipality Inspector Tanfizur Rahman said even though water receded from Lama Bazar and its adjacent areas, low-lying areas are still under water.