Moderate Risk Iowa  ·  Tornado / Flash Flooding

Buena Vista County IA

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

6/ 10
Threat Score
Population
20
Area
575
sq miles
Primary Hazard
Tornado / Flash Flooding
FEMA Disasters
7
federally declared

Buena Vista County IA in Iowa faces tornado / flash flooding risk across its 575 square mile area. Storm Lake serves this northwest Iowa county with Storm Lake recreation and diversity. Buena Vista serves as the county seat and regional emergency coordination hub.

// 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 Blizzard
FEMA Flood Zone Moderate
Federally Declared Disasters 7
Last Major Event 2019 Tornado
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (712) 749-2546
Emergency Shelters 3 designated facilities
Evacuation Routes State and US highways

// County Profile

County Buena Vista County IA
State Iowa (IA)
Population 20
Area 575 sq miles
FEMA Region Moderate

// Other Iowa Counties