In Uttaradit province, floods and landslides hit many communities in Muang Uttaradit district, while a 1km-long section of Highway No.11 (Den Chai-Uttaradit) was submerged yesterday. No casualties were reported.
Surachai Thatkawin, the provincial disaster prevention and mitigation chief, said 100mm of rainfall was measured and flash floods and landslides could continue until at least tomorrow.
Uttaradit deputy governor Chalermchai Fuangkhon said about 300 houses in Laplae district were under about 1m of water.
In Phichit province, floods from Phetchabun and Wang Thong mountain ranges hit Muang Phichit district.
About 30 houses were submerged under about 1 metre of water and hundreds of rai of farmland were inundated.
In Phitsanulok, landslides blocked a 100m stretch of Nakhon Thai-Bo Pho Road in Ban Bo Pho village of Nakhon Thai district yesterday morning.
Boonying Khumsuphan, the provincial disaster prevention and mitigation chief, said heavy rains raised the possibility of landslides and flash floods in Nakhon Thai, Chat Trakan, Wang Thong, Wat Bot and Noen Maprang districts for the next few days.
Meanwhile, repairs are still under way to a northern railway track in Lamphun province that was damaged by the flooding. Repairs continued in the midst of pouring rain on the track, which lost its foundations for a distance of about 90m between Khun Tan and Tha Chompoo railway stations in Mae Tha district.
At present, northbound trains from Bangkok can only travel as far as Lampang province.
In Nakhon Sawan province, flash floods hit communities and farmland in Mae Wong and Lat Yao districts. At least 1,000 rai of paddy fields were damaged.
Wisarn Wasuntharaporn, the provincial irrigation chief, said the floods should recede in three days.
Maitree Pitinanont, the irrigation chief of Ayutthaya province, said the water flow rate from Nakhon Sawan towards Ayutthaya was rising from 1,500 to 2,000 cubic metres a second yesterday evening.
He expects the water to start affecting people living in low-lying areas in Phak Hai, Bang Ban and Sena districts on the western side of Ayutthaya at noon today.
Locals have been urged to moved their belongings to high places.