<?php if (have_posts()):
$postsArray = array();
$cnt=0;
while (have_posts() && $cnt<3) : the_post();
$eventdate = get_post_meta($post->ID, 'eventdate', true);
$todaysDate = time();
if ( $todaysDate < $eventdate):
$postsArray[] = '<li><a href="'.get_permalink().'" rel="related" title="'.get_the_title().'">'.get_the_title().'</a></li>';
$cnt++;
endif;
endwhile;
if(!empty($postsArray)):
echo '<li class="widget-container">';
echo '<h3 class="widget-title">Upcoming Events</h3><ul>', implode("\n",$postsArray), '</ul>';
echo '</li>';
endif;
endif; ?>