Clay County SD in South Dakota faces tornado / blizzard risk across its 412 square mile area. Vermillion home to University of South Dakota serves this southeast county on the Missouri. Clay serves as the county seat and regional emergency coordination hub.
// Preparedness Recommendations
- Identify an interior room or storm shelter.
- Monitor NOAA weather alerts continuously.
- Keep emergency kit accessible at all times.
- Prepare for sudden power outages.
// Recommended Supplies
Essential gear for power outages, severe weather, and emergency situations in your area.
- Emergency Food Supplies
- Water Filtration & Storage
- Backup Generator
- Solar Backup Power
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// Risk Intelligence
| Threat Score | 6 / 10 Moderate Risk |
| Primary Hazard | Tornado / Blizzard |
| Secondary Hazard | Red River Flooding |
| FEMA Flood Zone | Moderate |
| Federally Declared Disasters | 7 |
| Last Major Event | 2019 Missouri River Flooding |
| Event Frequency | Annual |
// Emergency Operations
| Emergency Mgmt Phone | (605) 677-7103 |
| Emergency Shelters | 3 designated facilities |
| Evacuation Routes | State and US highways |
// County Profile
| County | Clay County SD |
| State | South Dakota (SD) |
| Population | 14 |
| Area | 412 sq miles |
| FEMA Region | Moderate |
// Major Cities
// Cities in This County
// Other South Dakota Counties
Hand County SD
Tornado / Blizzard
6/10
Moderate
Brule County SD
Tornado / Blizzard
6/10
Moderate
Lyman County SD
Tornado / Blizzard
6/10
Moderate
Deuel County SD
Tornado / Blizzard
6/10
Moderate
Spink County SD
Blizzard / Flash Flooding
6/10
Moderate
Minnehaha County SD
Tornado / Severe Storm
6/10
Moderate