Houston has been experiencing below-average temperatures as a polar vortex ushers in cooler conditions across the state.

Both Hobby and Bush airports are shut down on Tuesday due to the winter storm. If you were planning to fly out this week, here's what you need to know.

Airport officials said they would monitor weather conditions throughout the day Tuesday to decide if the airports will resume operations Wednesday.

The Terminal B lobby at George Bush Intercontinental Airport used for flight check-ins, TSA security and baggage claim will temporarily close.

The Terminal B lobby at George Bush Intercontinental Airport (IAH) will temporarily close on Jan. 21, marking a significant milestone in United Airlines ’ $2.5 billion project to redevelop the terminal. The lobby is expected to reopen in 2026, according to a Houston Airport System press release.

Residents across the country from the Northern Plains to the tip of Maine are bracing for dangerously low temperatures as residents along the East Coast contend with a thick blanket of snow — and more snowfall in the forecast.

More than 130 flights have been canceled or delayed due to icy conditions across Texas. Dozens of flights at the Austin-Bergstrom International Airport have been canceled Tuesday as winter weather brings snow and icy conditions to Central Texas and much of Texas.

If you're flying out of these large airports in Texas, here's what the delays look like as of 10 a.m. CT on Jan. 21, according to FlightAware.

According to the FOX Forecast Center, about 1-3 inches of snow is forecast for nearly all the Gulf Coast states, with parts of East Texas, central Louisiana and western Mississippi potentially seeing higher amounts between 5 and 8 inches.

We're publishing the latest information from around Southeast Texas as the area deals with the impact of the cold temperatures, snow and ice.

Record-setting snow swept throughout states like Louisiana, Texas and Alabama on Tuesday, putting them out of commission through Wednesday.