Those who view my daily posting of NASA's Astronomy Picture of the Day are already well-informed and ready for the show.
Here's a diagram of the meteor radiant (apparent point of origin:
The shower peak time depends on your location, and what you can see depends upon the weather and how dark your skies are. Remember, a nearly-full moon will interfere.
Here's a link to a java applet which will help you pinpoint your location's peak viewing time and meteors per hour. Leonid Flux Estimator.
Remember, this is the early morning hours of Tuesday, November 19th for FReepers in North America.
If you are clouded out, there are web cameras which may show meteor trails. Night Sky Live Project
So look in a direction which is not too close to the radiant, but also isn't toward the moon. An eyeful of that brightness wreaks havoc on night vision.