Weakley County
Tennessee — Natural Disaster Risk Assessment
LowComposite Risk Score
National percentile: 74th
Weakley County faces low composite natural disaster risk (NRI Risk Index score 74.0, 74th national percentile), driven primarily by earthquake and lightning exposure. Expected annual loss across all 18 hazard types is $35M.
Source: FEMA National Risk Index v1.20 · Updated December 2025
Top Hazards
All 18 Hazard Risks
| Earthquake | Medium | 0.01 / yr | $18M |
| Lightning | High | 57.27 / yr | $2M |
| Cold Wave | Medium | 2.42 / yr | $5M |
| Ice Storm | Medium | 1.40 / yr | $483K |
| Tornado | Medium | 0.48 / yr | $4M |
| Winter Weather | Medium | 7.16 / yr | $146K |
| Strong Wind | Medium | 3.03 / yr | $1M |
| Heat Wave | Low | 12.16 / yr | $911K |
| Drought | Medium | 9.17 / yr | $437K |
| Landslide | Very Low | 0.89 / yr | $3K |
| Hurricane | Very Low | 0.03 / yr | $63K |
| Riverine Flood | Very Low | 0.96 / yr | $3M |
| Wildfire | Very Low | 0.00 / yr | $5K |
| Hail | Very Low | 2.79 / yr | $36K |
| Avalanche | Very Low | 0.00 / yr | $0 |
| Coastal Flood | Very Low | 0.00 / yr | $0 |
| Tsunami | Very Low | 0.00 / yr | $0 |
| Volcanic Activity | Very Low | 0.00 / yr | $0 |
Frequently Asked Questions
What is the overall natural disaster risk for Weakley County?
Weakley County has a composite FEMA National Risk Index score of 74.0 out of 100, placing it in the Low category and the 74th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.
What are the top natural hazards in Weakley County?
The three highest-rated hazards are Earthquake (Medium, $18M EAL), Lightning (High, $2M EAL), Cold Wave (Medium, $5M EAL). These account for most of the county's expected annual losses.
How does Weakley County compare to other Tennessee counties?
Weakley County ranks #20 of 95 Tennessee counties for overall natural disaster risk, with a low rating.
What does Expected Annual Loss (EAL) mean?
EAL is FEMA's estimate of average annual dollar losses from natural hazards, calculated from historical event data and exposure models. Weakley County's $35M EAL is a statistical average, not a guarantee for any specific year or address.