Moderate Risk Texas  ·  Extreme Heat / Flash Flooding

Webb County TX

EMERGENCY PREPAREDNESS & DISASTER RISK PROFILE  ·  LAST UPDATED: Mar 2026

6/ 10
Threat Score
Population
278
Area
3,376
sq miles
Primary Hazard
Extreme Heat / Flash Flooding
FEMA Disasters
5
federally declared

Webb County anchored by Laredo on the Rio Grande is one of the busiest land ports of entry in the United States with massive commercial truck traffic crossing from Mexico daily. The county faces extreme summer heat regularly exceeding 110°F and flash flooding from desert storms. The Rio Grande creates flooding risk. Border security operations create unique law enforcement and humanitarian emergency planning requirements. The county is a critical node in US-Mexico trade infrastructure.

// Preparedness Recommendations

  • Evacuation routes inland should be identified in advance.
  • Store at least 72 hours of food and water.
  • Elevate critical belongings above flood level.
  • Have backup power ready in case of grid failure.

// Recommended Supplies

Essential gear for power outages, severe weather, and emergency situations in your area.

// Risk Intelligence

Threat Score 6 / 10    Moderate Risk
Primary Hazard Extreme Heat / Flash Flooding
Secondary Hazard Border Security
FEMA Flood Zone Moderate
Federally Declared Disasters 5
Last Major Event 2018 Flooding
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (956) 523-4000
Emergency Shelters 8 designated facilities
Evacuation Routes I-35 US-83 TX-255 TX-359

// County Profile

County Webb County TX
State Texas (TX)
Population 278
Area 3,376 sq miles
FEMA Region Moderate

// Major Cities

Laredo TX

// Cities in This County

// Other Texas Counties