Low Risk Missouri  ·  Tornado / Flash Flooding

Osage County MO

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

5/ 10
Threat Score
Population
13
Area
605
sq miles
Primary Hazard
Tornado / Flash Flooding
FEMA Disasters
6
federally declared

Osage County MO in Missouri faces tornado / flash flooding risk across its 605 square mile area. Linn serves this central Missouri county on the Osage River near Lake of the Ozarks. Osage 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 5 / 10    Low Risk
Primary Hazard Tornado / Flash Flooding
Secondary Hazard Severe Storm
FEMA Flood Zone Low
Federally Declared Disasters 6
Last Major Event 2019 Flooding
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (573) 897-2139
Emergency Shelters 2 designated facilities
Evacuation Routes State and US highways

// County Profile

County Osage County MO
State Missouri (MO)
Population 13
Area 605 sq miles
FEMA Region Low

// Other Missouri Counties