
9-1-1: Lone Star — Season 4
Tough enough for Texas.
About this season
Owen, Tommy and the rest of the 126 are being called into action to a county fair when a ‘derecho,’ a series of fast-moving group of severe thunderstorms, hit Austin, causing hurricane and tornado-force winds, heavy rains, flash floods and a wide path of destruction. And just when they think it couldn’t get worse, an even more rare weather phenomenon, a ‘heat burst,’ causing temperatures to go up to 122 degrees Fahrenheit, hits the city.
Episodes (18)

1. The New Hotness
8.3Aired 24 January 2023 • 44 min
Captains Strand and Vega along with the members of the 126 are called into action to a county fair when a "Derecho," a series of fast-moving severe thunderstorms, hit Austin, causing hurricanic and tornadic-force winds, heavy rains, flash floods and a wide path of destruction. Owen's newfound passion for motorcycling puts him on a potentially dangerous path. Tommy has the potential for a romance when she meets an attractive single father. And as T.K. and Carlos prepare for their wedding, a secret from Carlos' past may stand in their way to happiness.

2. The New Hot Mess
7.4Aired 31 January 2023 • 44 min
Captain Strand and the 126 race to the rescue when a woman is trapped in her mobile house that has been hijacked by her ex. Owen has a run in with former nemesis Sgt. O’Brien and is then questioned by the FBI. Tommy asks Grace dating advice. T.K. and Carlos meet with Iris Blake.

3. Cry Wolf
8.4Aired 7 February 2023 • 44 min
As Owen gets pulled deeper into the FBI’s investigation of the motorcycle gang, Sgt. O’Brien makes a confession to him. Meanwhile, Grace and the 126 respond to a call from a man who claims his girlfriend slipped over the side of a cliff and Carlos searches for a missing friend, putting his own life in danger.

4. Abandoned
7.8Aired 14 February 2023 • 44 min
As Owen wears an FBI wire for his meeting with O'Brien, The Honor Dogs crash the meet-up and let them know there's an infiltrator in their midst. A frantic TK desperately searches for a missing and held captive Carlos.

5. Human Resources
8.0Aired 21 February 2023 • 44 min
Owen helps defend Marjan when a rescue complaint forces her to make a challenging ethical decision. Meanwhile, Grace befriends a young boy who becomes a frequent 9-1-1 caller, but when she discovers he may be in some real danger she must step in.

6. This Is Not a Drill
7.8Aired 28 February 2023 • 44 min
Capt. Strand reveals to the 126 he has been working with the FBI to help bring down a domestic terrorist group with his Austin motorcycle club/gang The Honor Dogs, then race Owen to respond to a bomb threat at the State Capitol and put a stop to the terrorist deadly plans.

7. Tommy Dearest
7.6Aired 7 March 2023 • 44 min
Capt. Strand and the 126 help a husband whose wife "dies" when she is not upside down. Grace takes a call from a pizza delivery driver who is in for the shock of his life. Tommy is worried Trevor's young daughter is a bad seed as she attempts to break them up. Paul is hesitant to go on a date with Asha, who knows him prior to his transition.

8. Control Freaks
7.8Aired 14 March 2023 • 44 min
The 126 must rescue a father/son involved in a drivers ed lesson gone haywire, then encounter a self-help guru who has lost his self-control. Meanwhile, Owen turns into a "Dadzilla" in helping plan T.K. and Carlos' wedding, and Marjan is suspicious when she meets a couple on her road trip.

9. Road Kill
7.0Aired 21 March 2023 • 44 min
On her way back to Austin, Marjan is in for the fight of her life when she is targeted by a killer.

10. Sellouts
7.8Aired 28 March 2023 • 44 min
Tommy goes paramedic crew-to-crew against her former employer, private contractors Paragon Medics, as they deal with emergencies involving a dialysis patient and at a perfume factory. Meanwhile, Owen hits it off with a beautiful woman he meets at a fundraiser.

11. Double Trouble
8.2Aired 4 April 2023 • 44 min
The 126 race to rescue a woman with an arrow shot into her head; Judd is doubly surprised by news Wyatt shares; Mateo helps a family member in need and comes to regret it.

12. Swipe Left
7.0Aired 11 April 2023 • 44 min
When she discovers her former fiancé is having a baby with his new wife, The 126 help Marjan enter the dating world through a series of chaperoned dates; Owen and the team are called to the rescue when a pregnant woman takes matters (and her anger) out at a motel where she suspects her husband is cheating on her.

13. Open
4.5Aired 18 April 2023 • 44 min
Owen is shocked by a secret Kendra has been keeping from him; Grace confronts her father about his past infidelity.

14. Tongues Out
7.2Aired 25 April 2023 • 44 min
Owen enlists Paul's help in proving Kendra's innocence; Tommy deals with church gossipers over her relationship with Pastor Trevor.

15. Donors
7.2Aired 2 May 2023 • 44 min
Grace and Carlos work together when they suspect a young woman was a victim of a black market organ trafficking ring; Owen's brother Robert comes to visit and meet T.K., but surprises Owen with news that can affect the Strand family.

16. A House Divided
6.8Aired 9 May 2023 • 44 min
When Tommy and Judd disagree on protocol during a rescue at paper mill, a full-on feud develops between the 126 EMS and Fire. Owen awaits news that could change his and T.K.'s lives forever.

17. Best of Men
8.4Aired 16 May 2023 • 44 min
Owen is conflicted when his brother Robert asks him for help; Judd and Grace face a family crisis; As T.K. and Carlos prepare for their wedding day tragedy strikes.

18. In Sickness and in Health
8.4Aired 16 May 2023 • 44 min
Owen is conflicted when his brother Robert asks him for help; Judd and Grace face a family crisis; As T.K. and Carlos prepare for their wedding day tragedy strikes.