Rock Island, IL
Local storm history & FEMA National Risk Index data
Rock Island 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 Rock Island County, IL. The county's highest-rated hazards are cold wave, strong wind, and heat wave.
Storm events near Rock Island
NOAA-recorded tornado, hail, and flood events within 25 miles of Rock Island's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Rock Island 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 Rock Island County's FEMA National Risk Index scores, covering Rock Island along with the rest of the county, not a Rock Island-specific figure.
| Hazard | NRI score | Rating |
|---|---|---|
| Wildfire | 8.7 | Very Low |
| Inland Flooding | 79.5 | Relatively Moderate |
| Coastal Flooding | — | Not Applicable |
| Earthquake | 62.3 | Relatively Low |
| Heat Wave | 93.4 | Relatively Moderate |
| Tornado | 91 | Relatively High |
| Avalanche | — | Not Applicable |
| Cold Wave | 95.7 | Relatively High |
| Drought | 70.5 | Relatively Moderate |
| Hail | 91.8 | Relatively Moderate |
| Hurricane | 13.8 | Very Low |
| Ice Storm | 80.4 | Relatively Moderate |
| Landslide | 84 | Relatively Low |
| Lightning | 89.5 | Relatively High |
| Strong Wind | 94.1 | Relatively High |
| Tsunami | — | Not Applicable |
| Volcanic Activity | — | Not Applicable |
| Winter Weather | 90.3 | Relatively High |
Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Rock Island County risk profile for disaster declarations, social vulnerability, and climate projection data.
Other cities in Rock Island County:
More on Rock Island County:
Frequently asked questions
What natural hazards is Rock Island, IL at risk of?
Rock Island 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 Rock Island County, where Rock Island is located, are cold wave, strong wind, and heat wave.
What is Rock Island's biggest natural hazard risk?
Cold Wave is the highest-rated hazard for Rock Island County, where Rock Island is located, scoring 95.7 out of 100 on FEMA's National Risk Index (rated "Relatively High").
Is Rock Island a high-risk area for natural disasters?
Somewhat — Rock Island 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 Rock Island County.
Has Rock Island had tornadoes, hail, or flooding?
NOAA has recorded 66 tornado, 231 hail, 123 inland flooding events within 25 miles of Rock Island since 2016.