Riders wait for the train at the Mineola LIRR station...

Riders wait for the train at the Mineola LIRR station on Sunday morning. Credit: Joshua Needelman

The MTA is warning that the storm may have severe impacts on the Long Island Rail Road.

But before the snow began, on Sunday morning, the LIRR was operating mostly on or close to schedule.

Many flights arriving at the airports on Sunday were canceled.

At Kennedy Airport, 63% of arrivals and 42% of departing flights were canceled as of 10 a.m., according to the website FlightAware.

At LaGuardia, 62% of arrivals and 46% of departures were canceled.

Fifteen inbound and outbound flights at Long Island MacArthur Airport were canceled Sunday as of about 11 a.m. Another seven were delayed, according to the Ronkonkoma airport's website.

Get the latest news and more great videos at NewsdayTV Credit: Newsday

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