A major crash near the Memorial Drive entrance ramp on I-45 southbound early Monday morning backed up traffic in the pre-dawn hours. The incident occurred at 12:19 AM on May 25, affecting the southbound mainline and entrance ramp.
Emergency crews responded to clear the scene. Traffic flow was impacted during recovery, though specific lane closure counts and injury information were not immediately available.
This crash adds to an extraordinary pattern at this I-45 southbound corridor. According to LocalTrafficAccidents.com data, the location has logged 90 total incidents over the past 30 days—53 of them major. Over a 90-day window, the corridor has recorded 272 total incidents, including 151 major crashes and 2 fatal incidents. In the past 12 months, the location has seen 328 total incidents, with 187 classified as major.
The data shows that while most crashes here occur during off-peak hours, roughly 23 percent happen during rush periods. Saturdays are historically the highest-incident day at this location, with 43 crashes recorded over the 90-day period, while the 2 PM-3 PM window is the peak crash hour, averaging 19 incidents. The dominant incident type here remains crashes.
Weather conditions at the time of the incident were clear, with temperatures around 74 degrees.
For context, Harris County as a whole recorded 19,599 incidents in the past 30 days, including 15 fatal crashes. This single location's 90-incident monthly count represents a concentrated pattern that warrants awareness for anyone using this corridor, particularly during overnight hours when visibility and alertness may be compromised.
Motorists should expect potential delays in the immediate area until the scene is fully cleared. Check real-time traffic conditions before traveling this route, particularly during early-morning hours when this location has historically seen elevated incident activity.
Update (8:20 AM CT): The major crash at IH45IB-MEMORIAL S IH 45 FWY @ S IH 45 IB ENTR RAMP, first reported at 12:19 AM, has cleared after more than 8 hours. All lanes have reopened and normal traffic flow has resumed in the area.
Sources: TxDOT Crash Records Information System and Local Traffic Accidents database. Counts through October 1, 2026.
At this location, 90 crashes had been documented in the 30 days before this one.
Crashes at this location have continued — 258 more have been recorded since. Of the crashes since, 135 were classified as major.
Incidents have arrived less frequently at this location since.
Several of those incidents clustered within a short window.
Taken together, the counts place this stretch in the upper tier for crashes locally.
Data updated as of October 08, 2026.
IH45IB-MEMORIAL S IH 45 FWY @ S IH 45 IB ENTR RAMP
Harris County, Texas
This report was produced by LTA's editor-designed production system under the executive editorial direction of Dennis R. Mundy, Executive Editor. The system combines our proprietary data pipeline with AI-assisted drafting to deliver verified incident coverage to LTA's editorial standards.