Johnson City, TN
Local storm history & FEMA National Risk Index data
Johnson City is rated Relatively Low for overall natural hazard risk — lower risk than most US counties — based on FEMA's National Risk Index for Washington County, TN. The county's highest-rated hazards are landslide, strong wind, and lightning.
Storm events near Johnson City
NOAA-recorded tornado, hail, and flood events within 25 miles of Johnson City's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Johnson City 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 Washington County's FEMA National Risk Index scores, covering Johnson City along with the rest of the county, not a Johnson City-specific figure.
| Hazard | NRI score | Rating |
|---|---|---|
| Wildfire | 42.8 | Very Low |
| Inland Flooding | 71.1 | Relatively Low |
| Coastal Flooding | — | Not Applicable |
| Earthquake | 84 | Relatively Low |
| Heat Wave | 16.8 | Very Low |
| Tornado | 50.1 | Relatively Low |
| Avalanche | — | Not Applicable |
| Cold Wave | 52 | Relatively Low |
| Drought | 48.2 | Relatively Low |
| Hail | 37.9 | Relatively Low |
| Hurricane | 55.9 | Very Low |
| Ice Storm | 64.7 | Relatively Moderate |
| Landslide | 87.9 | Relatively Moderate |
| Lightning | 87.2 | Relatively High |
| Strong Wind | 87.5 | Relatively High |
| Tsunami | — | Not Applicable |
| Volcanic Activity | — | Not Applicable |
| Winter Weather | 38.9 | Relatively Low |
Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Washington County risk profile for disaster declarations, social vulnerability, and climate projection data.
More on Washington County:
Frequently asked questions
What natural hazards is Johnson City, TN at risk of?
Johnson City is rated Relatively Low for overall natural hazard risk by FEMA's National Risk Index — lower risk than most US counties. The highest-rated hazards for Washington County, where Johnson City is located, are landslide, strong wind, and lightning.
What is Johnson City's biggest natural hazard risk?
Landslide is the highest-rated hazard for Washington County, where Johnson City is located, scoring 87.9 out of 100 on FEMA's National Risk Index (rated "Relatively Moderate").
Is Johnson City a high-risk area for natural disasters?
No — Johnson City carries lower risk than most US counties for overall natural hazard risk, per FEMA's National Risk Index rating of "Relatively Low" for Washington County.
Has Johnson City had tornadoes, hail, or flooding?
NOAA has recorded 2 tornado, 49 hail, 84 inland flooding events within 25 miles of Johnson City since 2016.