West Virginia avalanche risk

48 counties scored 0 rated Very High

Wyoming County has the highest avalanche risk in West Virginia, scoring 78.8 out of 100 — rated "Relatively Moderate" by FEMA's National Risk Index.

# County NRI score Rating
1 Wyoming County 78.8 Relatively Moderate
2 Boone County 76.8 Relatively Low
3 Logan County 76.6 Relatively Low
4 Fayette County 76.5 Relatively Low
5 McDowell County 75.9 Relatively Low
6 Raleigh County 75.1 Relatively Low
7 Kanawha County 75 Relatively Low
8 Mingo County 74.4 Relatively Low
9 Pendleton County 74 Relatively Low
10 Webster County 72.7 Relatively Low
11 Nicholas County 71.9 Relatively Low
12 Grant County 70.3 Relatively Low
13 Summers County 70.2 Relatively Low
14 Greenbrier County 69.4 Relatively Low
15 Hardy County 68.1 Relatively Low
16 Clay County 67.3 Relatively Low
17 Tucker County 67 Relatively Low
18 Pocahontas County 66.4 Very Low
19 Randolph County 65.5 Very Low
20 Preston County 63.9 Very Low
21 Hampshire County 63.3 Very Low
22 Braxton County 61.8 Very Low
23 Mercer County 61.1 Very Low
24 Mineral County 60.5 Very Low
25 Monroe County 53.4 Very Low
26 Morgan County 52.9 Very Low
27 Monongalia County 47.4 Very Low
28 Marshall County 42.3 Very Low
29 Lincoln County 33.2 Very Low
30 Upshur County 29.4 Very Low
31 Wetzel County 28.9 Very Low
32 Hancock County 23.8 Very Low
33 Jefferson County 20.8 Very Low
34 Lewis County 19.3 Very Low
35 Pleasants County 19.2 Very Low
36 Wayne County 18.9 Very Low
37 Gilmer County 18.7 Very Low
38 Barbour County 17.7 Very Low
39 Brooke County 17.4 Very Low
40 Berkeley County 17 Very Low
41 Ohio County 15.9 Very Low
42 Marion County 14 Very Low
43 Taylor County 11.8 Very Low
44 Calhoun County 11.5 Very Low
45 Harrison County 11 Very Low
46 Tyler County 7.7 Very Low
47 Roane County 7.2 Very Low
48 Doddridge County 6 Very Low

Source: FEMA National Risk Index v1.20.0, December 2025. Scores are 0–100 percentile rankings among all US counties. See the methodology page for definitions. Download the full CSV for all counties.

Avalanche risk nationally:

Other hazard risks in West Virginia:

Frequently asked questions

What is the highest avalanche risk county in West Virginia?

Wyoming County, WV has the highest avalanche risk in West Virginia, with a FEMA National Risk Index score of 78.8 out of 100 (rated "Relatively Moderate").

What causes avalanche risk in West Virginia?

Avalanche risk reflects expected annual losses from snow avalanche events, primarily affecting mountain counties in the West. The highest scores belong to Colorado, Utah, Montana, and Washington counties where active ski terrain, mountain highways, and communities overlap with historically active avalanche paths and high seasonal snowpack. Avalanche events are reported at forecast-zone level in NOAA Storm Events and are not included in county-level counts.