Evanston, WY

Local storm history & FEMA National Risk Index data

Population: 11,691 · Part of Uinta County

Evanston is rated Very Low for overall natural hazard risk — among the lowest-risk counties in the country — based on FEMA's National Risk Index for Uinta County, WY. The county's highest-rated hazards are winter weather, wildfire, and landslide.

Storm events near Evanston

NOAA-recorded tornado, hail, and flood events within 25 miles of Evanston's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Evanston itself, not the whole county.

Tornado 0 events
Hail 2 events
Inland Flooding 0 events

County-wide hazard risk

Every other hazard FEMA and NOAA track — including drought — is only scored at the county level. These are Uinta County's FEMA National Risk Index scores, covering Evanston along with the rest of the county, not a Evanston-specific figure.

Hazard NRI score Rating
Wildfire 83.5 Relatively Low
Inland Flooding 34.1 Very Low
Coastal Flooding Not Applicable
Earthquake 64.2 Relatively Low
Heat Wave 0 No Rating
Tornado 10.4 Very Low
Avalanche 0.3 Very Low
Cold Wave 20.6 Very Low
Drought 17.8 Very Low
Hail 7.3 Very Low
Hurricane Not Applicable
Ice Storm 9.6 Very Low
Landslide 79.9 Relatively Low
Lightning 66.9 Relatively Moderate
Strong Wind 20.5 Relatively Low
Tsunami Not Applicable
Volcanic Activity Not Applicable
Winter Weather 86.2 Relatively High

Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Uinta County risk profile for disaster declarations, social vulnerability, and climate projection data.

More on Uinta County:

Frequently asked questions

What natural hazards is Evanston, WY at risk of?

Evanston is rated Very Low for overall natural hazard risk by FEMA's National Risk Index — among the lowest-risk counties in the country. The highest-rated hazards for Uinta County, where Evanston is located, are winter weather, wildfire, and landslide.

What is Evanston's biggest natural hazard risk?

Winter Weather is the highest-rated hazard for Uinta County, where Evanston is located, scoring 86.2 out of 100 on FEMA's National Risk Index (rated "Relatively High").

Is Evanston a high-risk area for natural disasters?

No — Evanston carries among the lowest-risk counties in the country for overall natural hazard risk, per FEMA's National Risk Index rating of "Very Low" for Uinta County.

Has Evanston had tornadoes, hail, or flooding?

NOAA has recorded 2 hail events within 25 miles of Evanston since 2016.