Murrysville, PA
Local storm history & FEMA National Risk Index data
Murrysville 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 Westmoreland County, PA. The county's highest-rated hazards are lightning, inland flooding, and landslide.
Storm events near Murrysville
NOAA-recorded tornado, hail, and flood events within 25 miles of Murrysville's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Murrysville 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 Westmoreland County's FEMA National Risk Index scores, covering Murrysville along with the rest of the county, not a Murrysville-specific figure.
| Hazard | NRI score | Rating |
|---|---|---|
| Wildfire | 54 | Very Low |
| Inland Flooding | 93.8 | Relatively High |
| Coastal Flooding | — | Not Applicable |
| Earthquake | 73.8 | Relatively Low |
| Heat Wave | 59.9 | Relatively Low |
| Tornado | 55.7 | Relatively Low |
| Avalanche | 44 | Very Low |
| Cold Wave | 14.9 | Very Low |
| Drought | 25.1 | Very Low |
| Hail | 85.8 | Relatively Moderate |
| Hurricane | 69 | Relatively Low |
| Ice Storm | 62.4 | Relatively Moderate |
| Landslide | 91.3 | Relatively Moderate |
| Lightning | 95.6 | Relatively High |
| Strong Wind | 90.2 | Relatively High |
| Tsunami | — | Not Applicable |
| Volcanic Activity | — | Not Applicable |
| Winter Weather | 70.4 | Relatively Moderate |
Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Westmoreland County risk profile for disaster declarations, social vulnerability, and climate projection data.
Other cities in Westmoreland County:
More on Westmoreland County:
Frequently asked questions
What natural hazards is Murrysville, PA at risk of?
Murrysville 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 Westmoreland County, where Murrysville is located, are lightning, inland flooding, and landslide.
What is Murrysville's biggest natural hazard risk?
Lightning is the highest-rated hazard for Westmoreland County, where Murrysville is located, scoring 95.6 out of 100 on FEMA's National Risk Index (rated "Relatively High").
Is Murrysville a high-risk area for natural disasters?
Somewhat — Murrysville 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 Westmoreland County.
Has Murrysville had tornadoes, hail, or flooding?
NOAA has recorded 29 tornado, 208 hail, 485 inland flooding events within 25 miles of Murrysville since 2016.