At 4.30pm, their Majesties the King and Queen will place sandalwood bunches at the royal crematorium and then conduct a ceremonial royal fire placement. From 4.30pm on, mourners can place sandalwood bunches in tribute to the late Princess at various locations across the country.
There will be eight spots in Sanam Luang where Thais can place the sandalwood bunches.
There will also be many designated spots at proper monasteries in every district.
At 10pm, their Majesties the King and Queen will place the royal fire in the royal crematorium.
From 7pm today to early morning tomorrow, free classical-music renderings, traditional masked khon dancing and grand shadow plays will be on show at the northern end of Sanam Luang.
After the cremation, exquisite processions will tomorrow bring the Princess's remains to the Dusit Maha Prasat Throne Hall and her ashes to the Temple of the Emerald Buddha. The ceremony will start at 8am.
For those unable to witness the historical events in Sanam Luang, all of the ceremonies being held from yesterday to Wednesday are being broadcast by the Television Pool of Thailand (TPT) through every free television channel in Thailand. The Thai TV Global Network (TGN) also airs to 171 countries in Thai and English.
They will today broadcast the three magnificent processions taking the Princess's urn to Sanam Luang at 6.45am, the ceremonial royal fire placement at 4.15pm and the placing of the royal fire at 9.50pm.
TPT and TGN yesterday aired a royal merit-making ceremony at the Dusit Maha Prasat Throne Hall to prepare for the relocation of the late Princess's royal urn to the royal crematorium at 5.15pm.
The moving of the Princess's remains and ashes tomorrow will be aired at 7.50am.
On Monday, people will see a royal merit-making ceremony in dedication to the Princess at the Dusit Maha Prasat Throne Hall. The ceremony will be broadcast at 4.20pm.
On Tuesday at 10.20am, people will see the broadcast of the moving of the Princess's remains to the Chakri Maha Prasat Throne Hall.
An airing showing the royal ceremony moving the Princess's ashes to Wat Ratchabophit, for keeping in the Rangsi Vadhana Memorial, will start at 4.10pm.
Their Majesties the King and Queen will attend the royal cremation of HRH Princess Galyani Vadhana today.
The royal motorcade will traverse Rama V, Si Ayutthaya, Sawankhalok, Larn Luang, Rajdamnoen Klang, Rajdamnoen Nai and Na Phra Lan roads.
The public may stand along these roads to glimpse Their Majesties.
Advice for those doing so is as follows:
l Remain composed
l Do not make any loud noise
l Do not wear a hat or use an umbrella while the royal motorcade is passing.
l Do not use a camera while the royal motorcade is passing.
The cremation will take place at Sanam Luang, which has been railed off with just four designated entrances, in front of Thammasat University's Tha Phrachan campus, in front of the National Theatre, at Phan Pipop Bridge and next to the statue of the Earth Goddess.
The Bangkok Metropolitan Administration has prepared 500,000 paper flowers for mourners wishing to bid a final farewell to the Princess.
These can be placed at eight designated spots around and near Sanam Luang from 12.30pm to 3pm and again in the evening.
Four are at the north end of Sanam Luang, near the Rattanakosin Hotel, in front of the Government Lottery Office, near the statue of the Earth Goddess and at Tha Chang.