Moderate Risk Alabama  ·  Tornado / Flash Flooding

Marshall County AL

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

6/ 10
Threat Score
Population
97
Area
567
sq miles
Primary Hazard
Tornado / Flash Flooding
FEMA Disasters
7
federally declared

Marshall County in north Alabama along Lake Guntersville was severely impacted by the April 27 2011 tornado super outbreak with multiple violent tornadoes striking the county. The Tennessee River and Lake Guntersville create flooding risk. Guntersville serves as a regional tourism destination. The county faces moderate tornado risk in the north Alabama tornado corridor. Sand Mountain — a plateau in the county — creates unique terrain-driven weather patterns.

// 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 Severe Storm
FEMA Flood Zone Moderate
Federally Declared Disasters 7
Last Major Event 2011 Tornado Outbreak
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (256) 571-7701
Emergency Shelters 6 designated facilities
Evacuation Routes US-431 US-231 AL-168 AL-75

// County Profile

County Marshall County AL
State Alabama (AL)
Population 97
Area 567 sq miles
FEMA Region Moderate

// Other Alabama Counties