Addison, TX
Local storm history & FEMA National Risk Index data
Addison is rated Very High for overall natural hazard risk — among the most at-risk counties in the country — based on FEMA's National Risk Index for Dallas County, TX. The county's highest-rated hazards are hail, heat wave, and cold wave.
Storm events near Addison
NOAA-recorded tornado, hail, and flood events within 25 miles of Addison's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Addison 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 Dallas County's FEMA National Risk Index scores, covering Addison along with the rest of the county, not a Addison-specific figure.
| Hazard | NRI score | Rating |
|---|---|---|
| Wildfire | 80.3 | Relatively Low |
| Inland Flooding | 99.6 | Very High |
| Coastal Flooding | — | Not Applicable |
| Earthquake | 91.3 | Relatively Moderate |
| Heat Wave | 99.9 | Very High |
| Tornado | 99.8 | Very High |
| Avalanche | — | Not Applicable |
| Cold Wave | 99.9 | Very High |
| Drought | 34.2 | Relatively Low |
| Hail | 100 | Very High |
| Hurricane | 73.6 | Relatively Low |
| Ice Storm | 99.7 | Very High |
| Landslide | 46.4 | Very Low |
| Lightning | 98.1 | Very High |
| Strong Wind | 98.5 | Very High |
| Tsunami | — | Not Applicable |
| Volcanic Activity | — | Not Applicable |
| Winter Weather | 98.7 | Very High |
Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Dallas County risk profile for disaster declarations, social vulnerability, and climate projection data.
Other cities in Dallas County:
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Frequently asked questions
What natural hazards is Addison, TX at risk of?
Addison is rated Very High for overall natural hazard risk by FEMA's National Risk Index — among the most at-risk counties in the country. The highest-rated hazards for Dallas County, where Addison is located, are hail, heat wave, and cold wave.
What is Addison's biggest natural hazard risk?
Hail is the highest-rated hazard for Dallas County, where Addison is located, scoring 100 out of 100 on FEMA's National Risk Index (rated "Very High").
Is Addison a high-risk area for natural disasters?
Yes — Addison carries among the most at-risk counties in the country for overall natural hazard risk, per FEMA's National Risk Index rating of "Very High" for Dallas County.
Has Addison had tornadoes, hail, or flooding?
NOAA has recorded 27 tornado, 865 hail, 197 inland flooding events within 25 miles of Addison since 2016.