Moderate Risk Arkansas  ·  Tornado / Flash Flooding

Sebastian County AR

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

6/ 10
Threat Score
Population
128
Area
535
sq miles
Primary Hazard
Tornado / Flash Flooding
FEMA Disasters
7
federally declared

Sebastian County anchored by Fort Smith on the Arkansas River at the Oklahoma border faces serious tornado risk on the flat plains of the Arkansas River Valley. The Arkansas River has repeatedly flooded Fort Smith communities. The county serves as a regional hub for western Arkansas and eastern Oklahoma emergency coordination. Fort Smith was devastated by a series of tornadoes in 2019 causing significant damage across the metropolitan area.

// 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 Tornado / Flash Flooding
Secondary Hazard Severe Storm
FEMA Flood Zone Moderate
Federally Declared Disasters 7
Last Major Event 2019 Tornado
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (479) 784-1470
Emergency Shelters 8 designated facilities
Evacuation Routes I-40 US-71 AR-22 AR-10

// County Profile

County Sebastian County AR
State Arkansas (AR)
Population 128
Area 535 sq miles
FEMA Region Moderate

// Major Cities

Fort Smith AR

// Cities in This County

// Other Arkansas Counties

// Nearby Infrastructure Risks

Critical infrastructure facilities within or near this area that could affect civilian safety during emergencies, conflict, or infrastructure failures.

🌊
Arkansas River Levee System AR
Major Dam  ·  Little Rock, AR  ·  US Army Corps of Engineers  ·  10-mi risk zone
7/10 High
Ebbing Air National Guard Base Fort Smith AR
Military Installation  ·  Fort Smith AR  ·  Arkansas Air National Guard / 188th Wing  ·  15-mi risk zone
6/10 Moderate
Fort Chaffee Joint Maneuver Training Center AR
Military Installation  ·  Fort Smith AR  ·  Arkansas National Guard  ·  15-mi risk zone
5/10 Moderate

Infrastructure risk data is for emergency preparedness awareness. Facility locations are publicly known. Always follow official emergency guidance.