WESTPORT — Downtown traffic patterns are being altered as of Friday morning through the weekend to make way for the Westport Fine Arts Festival, which will take place Saturday and Sunday.

In order to allow artists and other vendors to set up their booths along streets downtown, police said the following roads will be closed to traffic on the morning of Friday, May 27, through the evening of Sunday, May 29:

Main Street between Post Road East and Avery Place, as well as Elm Street between the Baldwin parking lot and Main Street.

Drivers also should expect delays on other downtown streets over the coming three days, police said.