Johnstown, PA
Local storm history & FEMA National Risk Index data
Johnstown is rated Relatively Low for overall natural hazard risk — lower risk than most US counties — based on FEMA's National Risk Index for Cambria County, PA. The county's highest-rated hazards are inland flooding, lightning, and landslide.
Storm events near Johnstown
NOAA-recorded tornado, hail, and flood events within 25 miles of Johnstown's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Johnstown 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 Cambria County's FEMA National Risk Index scores, covering Johnstown along with the rest of the county, not a Johnstown-specific figure.
| Hazard | NRI score | Rating |
|---|---|---|
| Wildfire | 41 | Very Low |
| Inland Flooding | 85.7 | Relatively Moderate |
| Coastal Flooding | — | Not Applicable |
| Earthquake | 60.6 | Relatively Low |
| Heat Wave | 21.7 | Very Low |
| Tornado | 63.9 | Relatively Low |
| Avalanche | 51.2 | Very Low |
| Cold Wave | 70.5 | Relatively Moderate |
| Drought | 0 | No Rating |
| Hail | 72 | Relatively Low |
| Hurricane | 76.2 | Relatively Low |
| Ice Storm | 38.4 | Relatively Low |
| Landslide | 80.6 | Relatively Low |
| Lightning | 84.5 | Relatively High |
| Strong Wind | 73.9 | Relatively Moderate |
| Tsunami | — | Not Applicable |
| Volcanic Activity | — | Not Applicable |
| Winter Weather | 74.6 | Relatively Moderate |
Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Cambria County risk profile for disaster declarations, social vulnerability, and climate projection data.
More on Cambria County:
Frequently asked questions
What natural hazards is Johnstown, PA at risk of?
Johnstown 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 Cambria County, where Johnstown is located, are inland flooding, lightning, and landslide.
What is Johnstown's biggest natural hazard risk?
Inland Flooding is the highest-rated hazard for Cambria County, where Johnstown is located, scoring 85.7 out of 100 on FEMA's National Risk Index (rated "Relatively Moderate").
Is Johnstown a high-risk area for natural disasters?
No — Johnstown carries lower risk than most US counties for overall natural hazard risk, per FEMA's National Risk Index rating of "Relatively Low" for Cambria County.
Has Johnstown had tornadoes, hail, or flooding?
NOAA has recorded 17 tornado, 38 hail, 98 inland flooding events within 25 miles of Johnstown since 2016.