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, 117 flights into DFW Airport and 30 into Dallas Love Field were cancelled Jan. 23, which accounted for 10% and 2%, respectively, of flights into the airports.

As of 5:30 p.m. Jan. 23, there were 103 delayed landings into DFW Airport and nine 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 is on Jan. 24, according to FlightAware.

Leaving DFW Airport, 635 flights have been cancelled, while 603 flights that were supposed to land at DFW Airport are now also cancelled. Love Field’s numbers include 90 flights out cancelled and 91 flights into Dallas cancelled as of 5:30 p.m. Jan. 23.

All Collin County and Denton County early voting locations will be closed on Jan. 24 due to expected inclement weather, county officials announced Friday.

What you need to know: Frisco and Plano each have a City Council seat on the ballot for the Jan. 31 special election. Polling locations are currently only closed on Saturday in both counties, and Denton County officials will “closely monitor weather conditions” in case additional voting time or location changes are needed, a news release states. The early voting period is scheduled to end on Jan. 27.