(CNN) — More than 700 US flights have been canceled on Monday as winter weather bears down on a wide swath of the United States.

 

As of 1 p.m. ET, just over 700 flights within, into or out of the US had been canceled Monday, according to flight tracking site FlightAware. More than 2,000 flights were delayed.

The bulk of the cancellations so far are affecting Dallas Love Field and Dallas-Fort Worth International airports in Texas, with about 100 cancellations to or from Denver International Airport in Colorado.

There's a winter storm warning in effect for a large portion of Texas, including the Dallas-Fort Worth area, until 6 a.m. Central Time on Wednesday.

Dallas-based Southwest Airlines had canceled about 330 flights within, into or out of the US by 1 p.m. ET on Monday.

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