Several Dallas-Fort Worth school districts announced school closures Jan. 26 ahead of an arctic winter storm that will sweep the state this weekend.

What residents need to know: As of Jan. 23, the following school districts and colleges have announced that they will be closed, including:

• Keller ISD
• Northwest ISD
• Carroll ISD
• Grapevine-Colleyville ISD
• Tarrant County College

The Dallas-Fort Worth metroplex is under a winter storm warning from 6 p.m Friday until Sunday at noon. 

Major takeaways: An Arctic cold front moved into the region early Friday with cold rain expected to turn into a wintry mix in the evening. Freezing rain and sleet will spread southward overnight from Friday into Saturday, according to the National Weather Service's current forecasts. The precipitation is expected to transition into all sleet in North Texas Saturday afternoon with a mix of snow and sleet anticipated Sunday morning. 

Through Sunday evening, the DFW area could see anywhere from one-quarter inch to a half inch of ice accumulation. Residents can expect icy roads, trees and power lines, per the NWS. 

Dallas Love Field Airport and Dallas Fort Worth International Airport have seen a large number of cancellations and delayed flights due to the expected impact of Winter Storm Fern.

Zooming in: More than 1,300 flights were cancelled or delayed between Jan. 23 and Jan. 24. According to Flightaware.com, 102 flights into DFW Airport and 29 into Dallas Love Field were cancelled Jan. 23, which accounted for 10% and 9%, respectively, of flights into the airports.

As of 3:30 p.m. Jan. 23, there were 96 delayed landings into DFW Airport and six into Love Field. Travellers leaving both airports had fewer cancellations or delays.

Stay tuned: The largest number of cancellations for flights in and out of those airports are on Jan. 24, according to FlightAware.

Leaving DFW Airport, more than 600 flights have been cancelled, while nearly 600 flights that were supposed to land at DFW Airport are now also cancelled. Love Field’s numbers include 90 flights out canceled and 90 flights into Dallas canceled as of 3:30 p.m. Jan. 23.

City officials and staff with Keller, Fort Worth and Roanoke are all preparing for the arctic cold that is scheduled to arrive in North Texas Jan. 23.

What's happening: The city of Keller has already treated intersections and bridges with brine ahead of the winter storm. Mayor Armin Mizani posted on Facebook that the city has several trucks with plow capabilities. These trucks will be used in the event of snow or ice along main roads. He said if power goes out for an extended period of time, the city will open a warming station, as it has done in the past.

Fort Worth crews will start treating roads Jan. 23, according to a news release. The city is responsible for more than 8,600 miles of city roadways and more than 240 bridges. The priority for the city crew for transportation and public works department will be bridges and hospital entrances, critical hills and then intersections and arterials, respectively.

Roanoke officials are prepared to open warming shelters if and when they are needed.