Carroll ISD and Grapevine-Colleyville ISD announced their schools and offices will remain closed on Wednesday, Jan. 28, due to ongoing inclement weather.

What you need to know: CISD school officials stated they are monitoring the weather and prioritizing safety above all else on the district’s Facebook page. All after-school extracurricular activities have been canceled with the possible exception of afternoon varsity practices.

GCISD officials also stated that all after-school activities and practices are canceled.

The Dallas-Fort Worth area can expect roads to stay icy until Tuesday afternoon, according to the National Weather Service. 

The overview: While roads may have melted throughout the day Monday with sunny skies, the DFW metroplex won't see "long-lasting improvement" until Tuesday when highs are expected to be in the upper 30s and 40s, NWS meteorologist Brennen Darrah said. Some ice could linger though on backroads, which may not see improvement until Wednesday into Thursday, he said. 

Dallas Fort Worth International Airport is still leading the way in canceled flights across the United States.

Zooming in: According to data provided by Flightaware.com, DFW Airport had 841 cancellations between departing and arriving flights on Jan. 26, up from 625 earlier in the morning.