Low Risk Wyoming  ·  Tornado / Blizzard

Sweetwater County WY

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

5/ 10
Threat Score
Population
42
Area
10,426
sq miles
Primary Hazard
Tornado / Blizzard
FEMA Disasters
6
federally declared

Sweetwater County WY in Wyoming faces tornado / blizzard risk across its 10,426 square mile area. Rock Springs serves this large southwest Wyoming county with oil and gas industry. Sweetwater 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.

// Risk Intelligence

Threat Score 5 / 10    Low Risk
Primary Hazard Tornado / Blizzard
Secondary Hazard Flash Flooding
FEMA Flood Zone Low
Federally Declared Disasters 6
Last Major Event 2020 Wildfire
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (307) 872-3730
Emergency Shelters 2 designated facilities
Evacuation Routes State and US highways

// County Profile

County Sweetwater County WY
State Wyoming (WY)
Population 42
Area 10,426 sq miles
FEMA Region Low

// Major Cities

Green River WY Rock Springs WY

// Cities in This County

// Other Wyoming Counties