A winter storm in Houston this weekend brings the threat of freezing temperatures, dangerous wind chills and icy road conditions. See the latest weather forecast, timeline, impacts, warnings and live coverage.

After what was the coldest week of the winter so far, a large scale weather pattern shift is coming to Houston's forecast this week.

It's still several days off, but we could see winter weather this weekend. Impact and timing will likely change, but we want to give you an early heads up!

Though both Bush and Hobby Airports are open and operating, more than 100 flights have been canceled between them, according to a flight analyst.

The National Weather Service released a cold weather advisory at 11:16 p.m. on Saturday in effect until Sunday at 10 a.m. The advisory is for Hillsborough, Sarasota and Lee counties. Understanding cold weather alerts Cold weather advisory: Be Aware.