Hilton Head Island, SC

Local storm history & FEMA National Risk Index data

Population: 38,158 · Part of Beaufort County

Hilton Head Island is rated Relatively High for overall natural hazard risk — higher risk than most US counties — based on FEMA's National Risk Index for Beaufort County, SC. The county's highest-rated hazards are hurricane, lightning, and coastal flooding.

Storm events near Hilton Head Island

NOAA-recorded tornado, hail, and flood events within 25 miles of Hilton Head Island's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Hilton Head Island itself, not the whole county.

Tornado 12 events
Hail 35 events
Inland Flooding 37 events

County-wide hazard risk

Every other hazard FEMA and NOAA track — including drought — is only scored at the county level. These are Beaufort County's FEMA National Risk Index scores, covering Hilton Head Island along with the rest of the county, not a Hilton Head Island-specific figure.

Hazard NRI score Rating
Wildfire 90.3 Relatively Moderate
Inland Flooding 80.8 Relatively Moderate
Coastal Flooding 94.2 Relatively High
Earthquake 93.6 Relatively Moderate
Heat Wave 87.9 Relatively Moderate
Tornado 82 Relatively Moderate
Avalanche Not Applicable
Cold Wave 73.5 Relatively Moderate
Drought 43.4 Relatively Low
Hail 68.6 Relatively Low
Hurricane 99.5 Very High
Ice Storm 88 Relatively High
Landslide 25.9 Very Low
Lightning 96.2 Relatively High
Strong Wind 86.3 Relatively High
Tsunami Insufficient Data
Volcanic Activity Not Applicable
Winter Weather 69.9 Relatively Moderate

Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Beaufort County risk profile for disaster declarations, social vulnerability, and climate projection data.

Other cities in Beaufort County:

More on Beaufort County:

Frequently asked questions

What natural hazards is Hilton Head Island, SC at risk of?

Hilton Head Island is rated Relatively High for overall natural hazard risk by FEMA's National Risk Index — higher risk than most US counties. The highest-rated hazards for Beaufort County, where Hilton Head Island is located, are hurricane, lightning, and coastal flooding.

What is Hilton Head Island's biggest natural hazard risk?

Hurricane is the highest-rated hazard for Beaufort County, where Hilton Head Island is located, scoring 99.5 out of 100 on FEMA's National Risk Index (rated "Very High").

Is Hilton Head Island a high-risk area for natural disasters?

Yes — Hilton Head Island carries higher risk than most US counties for overall natural hazard risk, per FEMA's National Risk Index rating of "Relatively High" for Beaufort County.

Has Hilton Head Island had tornadoes, hail, or flooding?

NOAA has recorded 12 tornado, 35 hail, 37 inland flooding events within 25 miles of Hilton Head Island since 2016.