FEMA rates relative hail risk for Adams County as very high and reports FEMA annualized frequency of 8.379 per year for the area.
FEMA summary
FEMA's profile for Adams County reports FEMA annualized frequency of 8.379 per year for hail. FEMA's relative risk rating for the area is very high; the annualized frequency is a separate measure.
Hazard metrics cover FEMA county-equivalent geographies rather than individual addresses or parcels. Use local or state hazard maps before making a property, insurance, retrofit, or evacuation decision.
Select a hazard to inspect FEMA's figures for Adams County.
Hail
FEMA combines its area-wide loss estimate and community data in this relative rating. Event frequency appears separately below.
Relative FEMA score
99.9/100
Occurrence thresholds vary by hazard. The FEMA methodology defines the value for each hazard.
The area loss estimate combines FEMA's modeled losses to buildings, population, and agriculture across Adams County. It is not an estimate for a home or address.
City risk summary
For Westminster, FEMA rates hail risk for Adams County as very high, with a relative score of 99.9/100. The next highest relative scores are lightning at 96.7/100 and tornado at 95.7/100.
Using FEMA data for Adams County, Westminster is tied #3 among 16 covered Colorado entries for hail risk; 2 entries share that score. Arvada is about 5.9 straight-line miles from the Westminster map point; its FEMA figures cover Jefferson County.
For homeowners and movers
Preparedness actions
Living in Westminster? Learn how to handle water storage, sanitation, and security in a small space.
The map shows Westminster. All FEMA figures on this page cover Adams County.
The FEMA figures cover Adams County. Address-level conditions require local maps, building records, and property details.
FEMA rates relative hail risk for Adams County as very high. Its FEMA annualized frequency is 8.379 per year. Damage at a specific address also depends on the building, soil, elevation, and exact hazard zone.
Among 16 Colorado cities covered by this directory, Westminster is Tied #3 for relative hail risk based on FEMA's score for Adams County. 2 covered cities share this rank because they use the same FEMA geography. Homes within Westminster can have different soil, elevation, construction, and hazard-zone conditions.
In FEMA's data for Adams County, the highest relative ratings are Hail (Very High), Lightning (Relatively High), and Tornado (Relatively High). FEMA uses estimated losses and community data along with event frequency when assigning these ratings.
The hazard numbers cover Adams County. For an individual home, check local fault, flood, fire, evacuation, and building records for the exact address.
FEMA gives Adams County an overall relative risk rating of relatively moderate. Conditions at a specific home depend on its hazard zones, building type, maintenance, insurance, and access to evacuation routes and emergency services.
Start with this step: Confirm the exact hazard using official local maps before making property or insurance decisions. Know how local officials issue warnings and evacuation instructions. Use Ready.gov Be Informed and local emergency guidance for a complete plan.
Distances are measured between city coordinates.
| City | Distance | Hail rating | Relative score |
|---|---|---|---|
| Arvada, CO | 6 mi | Very High | 99.7 |
| Thornton, CO | 7 mi | Very High | 99.9 |
| Lafayette, CO | 8 mi | Relatively Moderate | 89.8 |
| Denver, CO | 13 mi | Very High | 99.7 |
| Lakewood, CO | 13 mi | Very High | 99.7 |
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View productHazard metrics come from FEMA National Risk Index v1.19.0 (March 2023). City population and coordinates come from SimpleMaps US Cities Database. For current conditions, use official local maps, warnings, inspections, and professional advice.