Midwest travel disrupted by cross-country winter storm after Thanksgiving, with another system approaching

As Americans begin returning from holiday festivities, a powerful winter storm is set to complicate travel plans nationwide. Those delaying their trips to Monday or Tuesday may encounter significant weather-related challenges.

The storm, which began moving through the Rockies on Friday, has transformed into a large-scale system impacting nearly 49 million people under winter weather warnings across the northern United States. It is accompanied by a surge of Arctic air, causing temperatures to drop sharply just as December begins.

Flight Delays and Cancellations

Air travelers are facing considerable disruptions. More than 700 flights have been canceled and over 9,400 delayed as of Sunday afternoon, following Saturday's 1,900 flight cancellations primarily in the Midwest. Chicagos OHare International Airport experienced heavy delays and cancellations due to a record 8.4 inches of snow on Saturday. Flights in New York City and Boston also faced delays due to strong winds, low visibility, and high traveler volume.

In Des Moines, Iowa, operations resumed Sunday after a Delta Connection plane slid off the runway Saturday night amid icy conditions. All 58 passengers and crew were unharmed, and the airline provided compensation.

Snow, Ice, and Dangerous Roads

Across the Midwest, snow and ice have caused hazardous driving conditions. Iowa State Patrol reported nearly 200 people rescued from ditches Saturday afternoon as roads deteriorated quickly. Authorities urge travelers to stay off the roads unless necessary.

In Indiana, a 35-car and 10-semi pileup on Interstate 70 near Terre Haute led to a five-hour closure. Eleven people were transported by ambulance, though no major injuries were reported.

Southern areas can expect rain and isolated thunderstorms, with potential for localized flooding. The Southeast will see showers Sunday before the system moves offshore.

New Storm System Expected

A new storm is forecast to form over the Ark-La-Tex region early Monday, bringing rain and snow to areas already affected and spreading into the Ohio River Valley, Tennessee Valley, and eventually the Northeast and New England. Significant icing is possible in the Appalachians. Cities including Des Moines, St. Louis, and Chicago may see additional snow, while heavy rainfall is expected across the Southeast and Gulf Coast, including Houston, New Orleans, and Atlanta.

Arctic Cold Invasion

Alongside the storm, Arctic air has plunged into the Rockies and Plains. High temperatures in the central U.S. will be 1520 degrees below average, with some Midwest areas remaining well below freezing. Overnight lows will drop into single digits across the north-central states, and northern Texas will experience sub-freezing temperatures. Cold conditions are expected to spread eastward, affecting much of the Lower 48, with parts of Montana, the Dakotas, and the Upper Midwest seeing temperatures below zero Monday morning.

The early December Arctic blast signals a frigid start to meteorological winter, with temperatures expected to remain unusually cold through the first week of the season. This may foreshadow further disruptions from polar vortex shifts later in the month.

Analysis: Winter Storm’s Nationwide Impact

The ongoing winter storm is not just an inconvenience; it’s a reminder of how vulnerable our travel infrastructure can be to severe weather. As millions of Americans head back home after the holiday season, they are now facing unexpected disruptions. For those planning to return on Monday or Tuesday, the storm could escalate the complexity of their travel plans, forcing them to contend with delays, cancellations, and hazardous road conditions.

The storm, which began in the Rockies, has morphed into a widespread system impacting nearly 49 million people. With Arctic air accompanying the snow, this storm is also delivering an early taste of winter, with temperatures plunging just as December begins. The fact that these conditions are likely to persist throughout the week suggests this winter season may have an unpredictable, and at times, dangerous trajectory.

Flight delays and cancellations have been significant, with over 700 flights canceled and more than 9,400 delayed as of Sunday. Major airports, including those in Chicago, New York City, and Boston, are grappling with the worst of the conditions. Travelers should expect continued disruptions, particularly in airports that are already experiencing high passenger volume combined with poor weather conditions.

The icy roads across the Midwest are also raising safety concerns, as snow and ice create hazardous conditions. While authorities are advising against unnecessary travel, it’s clear that many travelers are still on the roads, often with dire consequences. The multiple pileups in Indiana and rescues by state patrol in Iowa underscore the risks that come with driving in these conditions.

Looking ahead, the weather outlook is equally grim, with a new storm system forming early Monday. This will only add to the misery for those already affected, as rain and snow are expected to spread into more regions, including the Northeast and New England. While some southern areas may experience rainfall and thunderstorms, the majority of the storm’s impact will be in the form of snow, ice, and the potential for flooding.

The arrival of Arctic air is a key feature of this storm, and it shows no sign of relenting. Central U.S. temperatures are predicted to be significantly lower than average, and many areas will see sub-freezing overnight lows. With winter still in its early stages, this storm’s intensity serves as a stark reminder of the challenges posed by extreme weather in the coming months.

As the storm continues to affect a wide swath of the country, the implications are clear: travelers and residents alike should prepare for more disruptions, and the cold conditions could set the tone for the rest of the season. This storm serves as an early warning that the winter months ahead will be marked by colder than usual temperatures and ongoing weather-related challenges.

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• Cross-country winter storm disrupts post-Thanksgiving travel in the Midwest, and another system is behind it