Rock Hill, SC
Local storm history & FEMA National Risk Index data
Rock Hill is rated Relatively Moderate for overall natural hazard risk — near the middle compared to other US counties — based on FEMA's National Risk Index for York County, SC. The county's highest-rated hazards are ice storm, tornado, and strong wind.
Storm events near Rock Hill
NOAA-recorded tornado, hail, and flood events within 25 miles of Rock Hill's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Rock Hill itself, not the whole county.
County-wide hazard risk
Every other hazard FEMA and NOAA track — including drought — is only scored at the county level. These are York County's FEMA National Risk Index scores, covering Rock Hill along with the rest of the county, not a Rock Hill-specific figure.
| Hazard | NRI score | Rating |
|---|---|---|
| Wildfire | 63.7 | Relatively Low |
| Inland Flooding | 90.2 | Relatively Moderate |
| Coastal Flooding | — | Not Applicable |
| Earthquake | 85.2 | Relatively Low |
| Heat Wave | 75.4 | Relatively Low |
| Tornado | 96.9 | Relatively High |
| Avalanche | — | Not Applicable |
| Cold Wave | 84.1 | Relatively Moderate |
| Drought | 67.8 | Relatively Moderate |
| Hail | 61.7 | Relatively Low |
| Hurricane | 75.5 | Relatively Low |
| Ice Storm | 98.6 | Very High |
| Landslide | 68.5 | Relatively Low |
| Lightning | 91.1 | Relatively High |
| Strong Wind | 95.4 | Relatively High |
| Tsunami | — | Not Applicable |
| Volcanic Activity | — | Not Applicable |
| Winter Weather | 65.4 | Relatively Moderate |
Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full York County risk profile for disaster declarations, social vulnerability, and climate projection data.
Other cities in York County:
More on York County:
Frequently asked questions
What natural hazards is Rock Hill, SC at risk of?
Rock Hill is rated Relatively Moderate for overall natural hazard risk by FEMA's National Risk Index — near the middle compared to other US counties. The highest-rated hazards for York County, where Rock Hill is located, are ice storm, tornado, and strong wind.
What is Rock Hill's biggest natural hazard risk?
Ice Storm is the highest-rated hazard for York County, where Rock Hill is located, scoring 98.6 out of 100 on FEMA's National Risk Index (rated "Very High").
Is Rock Hill a high-risk area for natural disasters?
Somewhat — Rock Hill carries near the middle compared to other US counties for overall natural hazard risk, per FEMA's National Risk Index rating of "Relatively Moderate" for York County.
Has Rock Hill had tornadoes, hail, or flooding?
NOAA has recorded 14 tornado, 100 hail, 66 inland flooding events within 25 miles of Rock Hill since 2016.