Washington drought risk

39 counties scored 0 rated Very High

Yakima County has the highest drought risk in Washington, scoring 36.1 out of 100 — rated "Relatively Low" by FEMA's National Risk Index.

# County NRI score Rating NOAA events
2016–2026
1 Yakima County 36.1 Relatively Low 0
2 Grant County 32.7 Relatively Low 0
3 Benton County 28.1 Very Low 0
4 Walla Walla County 23.5 Very Low 0
5 Franklin County 22.7 Very Low 0
6 Adams County 20.5 Very Low 0
7 Okanogan County 20.3 Very Low 0
8 Whitman County 20 Very Low 0
9 Douglas County 18.2 Very Low 0
10 Lincoln County 17.8 Very Low 0
11 Klickitat County 17.6 Very Low 0
12 Chelan County 17.5 Very Low 0
13 Spokane County 16.6 Very Low 0
14 Kittitas County 16.5 Very Low 0
15 Columbia County 14.9 Very Low 0
16 Garfield County 14.6 Very Low 0
17 Whatcom County 14.5 Very Low 0
18 Stevens County 13.9 Very Low 0
19 Asotin County 13.8 Very Low 0
20 King County 13.7 Very Low 0
21 Skagit County 13.7 Very Low 0
22 Thurston County 13.3 Very Low 0
23 Lewis County 13.1 Very Low 0
24 Pend Oreille County 13.1 Very Low 0
25 Ferry County 13 Very Low 0
26 Grays Harbor County 13 Very Low 0
27 Snohomish County 13 Very Low 0
28 Pacific County 12.8 Very Low 0
29 Pierce County 12.8 Very Low 0
30 Clallam County 12.7 Very Low 0
31 Skamania County 12.7 Very Low 0
32 Mason County 12.6 Very Low 0
33 Jefferson County 12.5 Very Low 0
34 Clark County 0 No Rating 0
35 Cowlitz County 0 No Rating 0
36 Island County 0 No Rating 0
37 Kitsap County 0 No Rating 0
38 San Juan County 0 No Rating 0
39 Wahkiakum County 0 No Rating 0

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.

Drought risk nationally:

Other hazard risks in Washington:

Frequently asked questions

What is the highest drought risk county in Washington?

Yakima County, WA has the highest drought risk in Washington, with a FEMA National Risk Index score of 36.1 out of 100 (rated "Relatively Low").

What causes drought risk in Washington?

Drought risk captures expected annual losses from prolonged precipitation deficits affecting agriculture, water supply, and ecosystems. High scores cover the western Great Plains, Southwest, and California's Central Valley. Climate change is increasing drought frequency and severity across much of the US, with multi-year droughts becoming more common in the West.