Torrential rain in several other provinces in the Northeast as well as the North grounded several domestic flights.
Flatboats were deployed extensively to rescue stranded villagers in urban areas in Muang and Phone Phisai districts, where floodwaters were reported rising up to 80cm.
In Mae Hong Son, flashfloods ravaged several resorts in Pai district, driving tourists to high ground and prompting evacuations, while lowlying villages were also inundated.
Many Nok Air flights in the northern province were cancelled, forcing tourists to use ground transportation to get to and from Chiang Mai.
A Nok Air plane returned to Chiang Mai after failing to land in Mae Hong Son because of poor visibility from rain and fog.
All seven district chiefs have been ordered to stay on alert to monitor the flood situation and calls for emergency relief operations, Governor Kamthorn Thawornsathit said.
All state hospitals in the North and Northeast have been put on standby for flashfloods and emergency medical services.
They were ordered directly by the Public Health Ministry to build barriers and move equipment to upper floors, stockpile medicine and supplies, evacuate patients and prepare to serve local residents through mobile units.
The latest weather forecast predicted flashfloods in 13 north, northeastern and eastern provinces as Nock Ten approached.
Another statement, reporting weather conditions for today, tomorrow and Wednesday, warned of flood risks in other provinces further west as Nock Ten moves inland.
Fishing trawlers were advised not to venture offshore in both the Gulf of Thailand and Andaman Sea from yesterday to Thursday due to high swells.
Many residents in Sukhothai and Nong Khai braved the rain and floods to vote in the byelections, but the turnouts in both provinces were expected to be lower than for the July 3 general election.
In Phichit, up to 6,000 rai of farmland have been swamped and wider areas would be submerged if the rain continues, relief officials said.
Asia News Network
Monday, Aug 01, 2011