article_snippet: The precipitation was causing problems at Dallas/Fort Worth International Airport, where more than 630 arrivals and departures were canceled or delayed.
article_snippet: Nationwide, more than 3,800 flights were delayed, according to the air traffic tracking website FlightAware.
article_snippet: At least 1,750 were canceled.
article_snippet: Things will be worse Thursday, at least as cancellations go.
article_snippet: More than 2,000 flights with U.S. ties have been scrubbed.
highlights_snippet: More than 5,000 flights with U.S. ties canceled or delayed .
  