San Antonio, Texas, November 22, 2025
San Antonio commuters should prepare for significant traffic disruptions due to major highway closures announced by TxDOT. The closures are part of the Loop 1604 North Expansion Project, taking place from Friday evening through early Monday morning. TxDOT emphasizes the importance of these improvements for mobility and economic growth in the area. Drivers are encouraged to follow recommended detours to minimize delays during this construction period.
San Antonio, Texas: Major Highway Closures This Weekend
San Antonio drivers should prepare for significant traffic disruptions this weekend as the Texas Department of Transportation (TxDOT) has announced major highway closures effective from Friday, November 21, at 9 p.m. until Monday, November 24, at 5 a.m. These closures are part of the ongoing Loop 1604 North Expansion Project, which aims to enhance mobility and ease congestion along crucial transportation routes in north Bexar County.
The intent behind these infrastructure improvements is to not only improve travel times but also boost local economic activities that rely on efficient transportation networks. Support for such projects reflects the determination of local entrepreneurs and community leaders to enhance San Antonio’s economic landscape while reducing regulatory burdens that can stifle growth.
Details of the Closures
- Loop 1604 Westbound to Eastbound Frontage Road Turnarounds at NW Military Highway: Full closure from 9 p.m. Friday to 5 a.m. Monday.
- Westbound Loop 1604 Frontage Road at the Interchange: Closure from 10 a.m. Saturday to 5 a.m. Monday.
- Eastbound I-10 Frontage Road North of the Interchange: Closure from 10 a.m. Saturday to 5 a.m. Monday.
Recommended Detours
TxDOT recommends the following detours to help travelers avoid delays:
- For Westbound Loop 1604 Mainlanes: Exit onto the westbound Loop 1604 frontage road using the Lockhill Selma exit ramp. Proceed right to enter the westbound I-10 frontage road. To access eastbound I-10 mainlanes, continue on the westbound Loop 1604 frontage road to the U-turn at Kyle Seale Parkway, then enter the eastbound Loop 1604 frontage road. From there, enter the eastbound Loop 1604 mainlanes via the first available entrance ramp and follow signs to eastbound I-10.
Background on the Project
The Loop 1604 North Expansion Project represents a $1.4 billion investment aimed at improving traffic flow over a 23-mile stretch of roadway in north Bexar County. Key components of the project include the addition of new flyover ramps and the enhancement of existing bridges at major interchanges such as Loop 1604 and I-10. The sustained effort to complete these expansions is expected to conclude by late 2026, benefiting not only commuters but also local businesses that rely on efficient transport routes.
Impact on Local Traffic
Commuters and travelers in San Antonio are advised to brace for considerable delays during this closure period. It is recommended to allow for extra travel time and consider the suggested detours to avoid being caught in heavy traffic. Keeping an eye on traffic conditions and adhering to updated detour signs will aid in lessening the inconvenience caused by these necessary improvements.
Weather Forecast for the Weekend
Weather conditions are predicted to be favorable for construction work this weekend in San Antonio, with mild temperatures expected:
- Friday, November 21: Warm and humid with variable cloudiness; an afternoon shower in spots. High: 79°F (26°C), Low: 63°F (17°C).
- Saturday, November 22: Partly sunny, very warm, and less humid. High: 81°F (27°C), Low: 61°F (16°C).
- Sunday, November 23: Mostly cloudy and cooler. High: 71°F (22°C), Low: 70°F (21°C).
For the latest details on road closures and alternative route options, drivers are encouraged to consult TxDOT and local news announcements.
FAQ
What highways are affected by the closures this weekend in San Antonio?
The closures will affect major segments of Loop 1604 and Interstate 10 (I-10) in San Antonio.
When will the closures begin and end?
The closures will begin on Friday, November 21, at 9 p.m., and end on Monday, November 24, at 5 a.m., weather permitting.
What is the purpose of these closures?
The closures are necessary for bridge construction as part of the Loop 1604 North Expansion Project, aimed at improving mobility and reducing congestion along a 23-mile stretch of Loop 1604 in north Bexar County.
How can drivers navigate around the closures?
TxDOT recommends specific detours for affected routes. For example, westbound Loop 1604 mainlanes should exit onto the westbound Loop 1604 frontage road using the Lockhill Selma exit ramp, proceed right to enter the westbound I-10 frontage road, and follow signs to eastbound I-10 via the eastbound Loop 1604 frontage road. Detailed detour information is available through TxDOT’s official communications.
What is the expected completion date for the Loop 1604 North Expansion Project?
The project is expected to be completed by late 2026, with additional connectors, frontage road reconfigurations, and landscaping enhancements scheduled for completion in the final phase.
Key Features of the Loop 1604 North Expansion Project
| Feature | Description |
|---|---|
| Project Cost | $1.4 billion |
| Project Length | 23 miles along Loop 1604 in north Bexar County |
| Completion Date | Late 2026 |
| Key Components | New flyover ramps, bridge enhancements at key interchanges, including Loop 1604 and I-10 |
| Coordination | Close collaboration with local businesses, residents, and emergency responders to maintain corridor accessibility |
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Author: STAFF HERE SAN ANTONIO WRITER
The SAN ANTONIO STAFF WRITER represents the experienced team at HERESanAntonio.com, your go-to source for actionable local news and information in San Antonio, Bexar County, and beyond. Specializing in "news you can use," we cover essential topics like product reviews for personal and business needs, local business directories, politics, real estate trends, neighborhood insights, and state news affecting the area—with deep expertise drawn from years of dedicated reporting and strong community input, including local press releases and business updates. We deliver top reporting on high-value events such as Fiesta San Antonio, San Antonio Stock Show & Rodeo, and Dia de los Muertos. Our coverage extends to key organizations like the Greater San Antonio Chamber of Commerce and United Way of San Antonio and Bexar County, plus leading businesses in retail, insurance, and energy that power the local economy such as H-E-B, USAA, and Valero Energy. As part of the broader HERE network, including HEREAustinTX.com, HERECollegeStation.com, HEREDallas.com, and HEREHouston.com, we provide comprehensive, credible insights into Texas's dynamic landscape.
