San Antonio flood warning: Which areas are at risk? Check map, scary videos and road closures
San Antonio Flood Warning: Risky Areas and Updates
San Antonio flood warning: The National Weather Service has issued a flash flood warning for Bexar County, covering key parts of the San Antonio metropolitan area. This alert is in effect until 10:45 a.m. on Monday, with additional warnings extended to Comal, Guadalupe, and Hays counties. The warning highlights the urgency of the situation as heavy rainfall threatens to cause life-threatening conditions in urban and rural zones.
Areas Most Vulnerable to Flooding
The flood alert includes downtown San Antonio, Alamo Heights, Castle Hills, Hollywood Park, Leon Valley, Helotes, Live Oak, Schertz, and China Grove. The South Side of the city is also under caution, as noted by the San Antonio Express News. These regions are particularly susceptible to rapid water accumulation due to their topography and drainage systems. Local authorities are urging residents to stay informed and prepare for potential evacuations.
"Heavy rainfall may lead to life-threatening flash flooding in creeks, urban areas, highways, streets, and underpasses," the National Weather Service warned.
As of 6:30 a.m., a strong thunderstorm was stationary over Bexar County, producing rainfall at rates between 1 and 3 inches per hour. This intensity could cause sudden flooding within minutes, particularly in low-lying areas. The San Antonio International Airport recorded 2.24 inches of rain on June 15, surpassing the previous June 15 record of 1.68 inches from 1894. This surge in precipitation has raised concerns about the city's drainage capacity.
Transport Disruptions and Road Closures
At least 30 roads across Bexar County have been closed due to the flooding threat, with many closures concentrated in the North Side. Notable affected routes include Loop 1604, I-10, and several neighborhood streets. A detailed list of closed roads is available for residents and drivers to reference. The closures are expected to last until the storm passes, with some areas experiencing prolonged traffic disruptions.
The nearly stationary thunderstorm has led to significant water buildup in roads and low-lying regions, prompting emergency measures. Authorities recommend avoiding travel in warned areas and using alternative routes. If driving is necessary, residents should exercise caution, reduce speed, and avoid flooded highways to minimize the risk of accidents or being stranded.
Broader Weather Impacts and Regional Concerns
Flash flood alerts have been issued for surrounding areas including Boerne, New Braunfels, San Marcos, and Austin, due to slow-moving storms affecting South and Central Texas. These storms have brought persistent rainfall, creating a higher risk of flooding in multiple regions. The National Weather Service has extended the flood watch until 7 p.m. Tuesday, with additional rain expected from Monday afternoon into Tuesday.
Meanwhile, a low pressure system from the Gulf of Mexico may bring further rain to South Texas later in the week, increasing the likelihood of prolonged flooding. This system could compound the current situation, leading to higher water levels in rivers and creeks. Residents are advised to monitor updates and prepare emergency kits, especially in vulnerable areas.
Despite the challenges, some neighborhoods are experiencing milder conditions, though the risk remains high. The San Antonio community is working closely with emergency services to ensure prompt response and communication. Schools and businesses have been advised to remain vigilant and adjust operations as needed.
Residents in flood-prone zones are encouraged to review the latest map updates and stay informed about the evolving conditions. The National Weather Service continues to provide real-time alerts, emphasizing the importance of immediate action. With the threat of flooding lingering, preparedness is key to minimizing damage and ensuring safety.