Whenever there is inclement weather, it pays to keep informed. Wednesday, March 21, 780 flights from Newark and 440 from JFK are already canceled. LaGuardia canceled 590. In other words, you are probably snowed in today.
Most Airlines now offer APP, text, or email updates to flight delays. Make sure to sign up for them. That will be your fastest way to get notifications. Also, make sure to check whether your airline is offering any waivers.
To keep informed on the status of the airports, you should sign up for their automatic notifications. You can sign up for the area airports’ notifications at this link.
Always remember to be safe. It is more dangerous going to an airport in these conditions, than flying. We want you to keep traveling.
If you do it the old-fashioned way and check frequently for yourself, here are the links to major carriers: