I-35 South Closure in San Antonio Causes Significant Delays

San Antonio, TX, August 31, 2026 —

A significant traffic disruption is affecting motorists in San Antonio today, with a closure reported on Interstate 35 South. The closure is located between Olympia Parkway and Loop 1604.

Authorities have indicated that this closure is a major factor contributing to substantial delays for commuters traveling in the affected area. Preliminary reports suggest that drivers could experience delays of up to three hours due to the ongoing situation. The exact nature of the incident or the reason for the closure has not been fully detailed in the initial traffic alert.

Specific details regarding the cause of the closure, such as construction, an accident, or other events, were not immediately available. Similarly, the names of any involved parties, such as contractors or emergency services, were not provided. The duration for which the roadway will remain closed is also unclear at this time.

Drivers are advised to seek alternative routes and allow for significantly extended travel times. Information regarding the timeline for reopening the affected lanes of I-35 South between Olympia Parkway and Loop 1604 was not specified. Updates on the situation are expected from local traffic authorities as more information becomes available. Motorists are encouraged to monitor local traffic reports for the latest conditions and advisories.

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