Tomorrow is Atham, the starting day of Onam celebrations.In Kerala everybody celebrates Atham as the starting day of Onam celebrations. 'Atham Pathinu Ponnonam' (Onam the tenth day from Atham) is the saying.
Atham is celebrated at Thrippunithura, known as 'Atha chamayam'. Earlier it was the Kochi King who was arranging the celebrations. Now it is the Municipality and the Thrippunithura temple. Government also help conducting.it.
Celebrations include a procession in which floats, different native art forms, children in different costumes, etc. will be there. Thousands participate in it.
Also the annual festival of Thrikkakara temple (where Vamana moorthy is the idol) starts on Atham day.