Brigham City, UT
Local storm history & FEMA National Risk Index data
Brigham City is rated Relatively Low for overall natural hazard risk — lower risk than most US counties — based on FEMA's National Risk Index for Box Elder County, UT. The county's highest-rated hazards are wildfire, earthquake, and avalanche.
Storm events near Brigham City
NOAA-recorded tornado, hail, and flood events within 25 miles of Brigham City's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Brigham 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 Box Elder County's FEMA National Risk Index scores, covering Brigham City along with the rest of the county, not a Brigham City-specific figure.
| Hazard | NRI score | Rating |
|---|---|---|
| Wildfire | 95.4 | Relatively Moderate |
| Inland Flooding | 19.5 | Very Low |
| Coastal Flooding | — | Not Applicable |
| Earthquake | 93.3 | Relatively Moderate |
| Heat Wave | 43.8 | Relatively Low |
| Tornado | 12.6 | Very Low |
| Avalanche | 83 | Relatively Moderate |
| Cold Wave | 21.9 | Very Low |
| Drought | 60.6 | Relatively Low |
| Hail | 7.8 | Very Low |
| Hurricane | — | Not Applicable |
| Ice Storm | 13.9 | Very Low |
| Landslide | 46.9 | Very Low |
| Lightning | 61.6 | Relatively Moderate |
| Strong Wind | 66.5 | Relatively Moderate |
| Tsunami | — | Not Applicable |
| Volcanic Activity | 10.1 | Very Low |
| Winter Weather | 72.7 | Relatively Moderate |
Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Box Elder County risk profile for disaster declarations, social vulnerability, and climate projection data.
Other cities in Box Elder County:
More on Box Elder County:
Frequently asked questions
What natural hazards is Brigham City, UT at risk of?
Brigham 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 Box Elder County, where Brigham City is located, are wildfire, earthquake, and avalanche.
What is Brigham City's biggest natural hazard risk?
Wildfire is the highest-rated hazard for Box Elder County, where Brigham City is located, scoring 95.4 out of 100 on FEMA's National Risk Index (rated "Relatively Moderate").
Is Brigham City a high-risk area for natural disasters?
No — Brigham City carries lower risk than most US counties for overall natural hazard risk, per FEMA's National Risk Index rating of "Relatively Low" for Box Elder County.
Has Brigham City had tornadoes, hail, or flooding?
NOAA has recorded 2 tornado, 11 hail, 10 inland flooding events within 25 miles of Brigham City since 2016.