Moderate Risk Iowa  ·  Tornado / Flash Flooding

Story County IA

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

5/ 10
Threat Score
Population
100
Area
573
sq miles
Primary Hazard
Tornado / Flash Flooding
FEMA Disasters
6
federally declared

Story County home to Ames and Iowa State University faces moderate tornado risk and the 2020 derecho caused significant damage across the county. The Skunk River creates flooding risk. Iowa State University with 30000 students creates major institutional emergency planning requirements and the campus suffered significant damage from the 2020 derecho wind event. The county serves as a research and agricultural technology hub for central Iowa.

// 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 5 / 10    Moderate Risk
Primary Hazard Tornado / Flash Flooding
Secondary Hazard Derecho
FEMA Flood Zone Moderate
Federally Declared Disasters 6
Last Major Event 2020 Derecho
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (515) 382-6566
Emergency Shelters 6 designated facilities
Evacuation Routes I-35 US-30 IA-69 IA-210

// County Profile

County Story County IA
State Iowa (IA)
Population 100
Area 573 sq miles
FEMA Region Moderate

// Major Cities

Ames IA

// Cities in This County

// Other Iowa Counties

// Nearby Infrastructure Risks

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

🏟
Jack Trice Stadium Ames IA
Stadium / Arena  ·  Ames, IA  ·  Iowa State Cyclones / NCAA  ·  2-mi risk zone
6/10 Moderate

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