Hook um_logout_after_user_welcome

um_logout_after_user_welcome.php

<?php

/**
 * Hook: um_logout_after_user_welcome
 *
 * Type: action
 *
 * Description: Fires in the logout template.
 *
 * @example https://github.com/ultimatemember/ultimatemember/blob/master/templates/logout.php#L37
 * @link    https://docs.ultimatemember.com/article/1169-umlogoutafteruserwelcome
 *
 * @package um\templates
 * @see     templates/logout.php
 * @since   2.0
 * @version 3.0
 *
 * @param array $args Logout arguments.
 */
function my_logout_after_user_welcome( $args ) {
	// your code here.
}
add_action( 'um_logout_after_user_welcome', 'my_logout_after_user_welcome', 10, 1 );