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Tennessee winter weather risk

95 counties scored 1 rated Very High

Rutherford County has the highest winter weather risk in Tennessee, scoring 96.6 out of 100 — rated "Very High" by FEMA's National Risk Index.

# County NRI score Rating NOAA events
2016–2026
1 Rutherford County 96.6 Very High 0
2 Knox County 95.4 Relatively High 0
3 Hamilton County 93.8 Relatively High 0
4 Wilson County 88.9 Relatively High 0
5 Shelby County 88.7 Relatively High 0
6 Sumner County 88.4 Relatively High 0
7 Cumberland County 85.6 Relatively High 0
8 Putnam County 84.8 Relatively Moderate 0
9 Williamson County 84.7 Relatively Moderate 0
10 Gibson County 83.6 Relatively Moderate 0
11 Dyer County 83.1 Relatively Moderate 0
12 Davidson County 82.4 Relatively Moderate 0
13 Campbell County 81.6 Relatively Moderate 0
14 Sevier County 81.2 Relatively Moderate 0
15 Warren County 80.6 Relatively Moderate 0
16 Henry County 79.2 Relatively Moderate 0
17 Obion County 78 Relatively Moderate 0
18 Coffee County 77.6 Relatively Moderate 0
19 Anderson County 76 Relatively Moderate 0
20 White County 75.9 Relatively Moderate 0
21 Bedford County 72.8 Relatively Moderate 0
22 Maury County 71.8 Relatively Moderate 0
23 Weakley County 71.6 Relatively Moderate 0
24 Blount County 70.8 Relatively Moderate 0
25 Franklin County 70.7 Relatively Moderate 0
26 Claiborne County 70.6 Relatively Moderate 0
27 Roane County 70.1 Relatively Moderate 0
28 Bradley County 68.9 Relatively Moderate 0
29 Loudon County 68.7 Relatively Moderate 0
30 Scott County 68.4 Relatively Moderate 0
31 Fentress County 68.1 Relatively Moderate 0
32 Lauderdale County 66.2 Relatively Moderate 0
33 Marion County 63 Relatively Moderate 0
34 Macon County 61.2 Relatively Moderate 0
35 Hawkins County 60.9 Relatively Moderate 0
36 Lincoln County 59.9 Relatively Low 0
37 Morgan County 59.1 Relatively Low 0
38 Grundy County 58.8 Relatively Low 0
39 DeKalb County 58.7 Relatively Low 0
40 Sullivan County 57.6 Relatively Low 0
41 Montgomery County 56.7 Relatively Low 0
42 Lawrence County 56.6 Relatively Low 0
43 Overton County 56.6 Relatively Low 0
44 Crockett County 52.9 Relatively Low 0
45 McMinn County 52.7 Relatively Low 0
46 Madison County 51.9 Relatively Low 0
47 Stewart County 50.7 Relatively Low 0
48 Carroll County 50.6 Relatively Low 0
49 Hamblen County 48.7 Relatively Low 0
50 Jackson County 48.3 Relatively Low 0
51 Giles County 47.2 Relatively Low 0
52 Monroe County 45 Relatively Low 0
53 Cannon County 44.4 Relatively Low 0
54 Rhea County 44.3 Relatively Low 0
55 Sequatchie County 43.7 Relatively Low 0
56 Haywood County 41.9 Relatively Low 0
57 Lake County 41.5 Relatively Low 0
58 Marshall County 40 Relatively Low 0
59 Union County 39.8 Relatively Low 0
60 Jefferson County 39.3 Relatively Low 0
61 Washington County 38.9 Relatively Low 0
62 Pickett County 38.8 Relatively Low 0
63 Bledsoe County 38.5 Relatively Low 0
64 Benton County 37.8 Relatively Low 0
65 Clay County 36.7 Relatively Low 0
66 Carter County 36.4 Relatively Low 0
67 Greene County 34.4 Relatively Low 0
68 Robertson County 32.2 Relatively Low 0
69 Grainger County 32 Relatively Low 0
70 Smith County 31.2 Relatively Low 0
71 Johnson County 30 Relatively Low 0
72 Van Buren County 26.1 Relatively Low 0
73 Moore County 25.4 Relatively Low 0
74 Lewis County 25.3 Relatively Low 0
75 Tipton County 24.9 Relatively Low 0
76 Cocke County 24.3 Very Low 0
77 Dickson County 22.8 Very Low 0
78 Hardin County 22.7 Very Low 0
79 Trousdale County 22 Very Low 0
80 Henderson County 21.6 Very Low 0
81 Hancock County 21.3 Very Low 0
82 Meigs County 20.8 Very Low 0
83 Hardeman County 20.1 Very Low 0
84 Hickman County 19.5 Very Low 0
85 Unicoi County 19 Very Low 0
86 Cheatham County 17.5 Very Low 0
87 McNairy County 17 Very Low 0
88 Polk County 16.9 Very Low 0
89 Decatur County 13 Very Low 0
90 Wayne County 13 Very Low 0
91 Fayette County 12.8 Very Low 0
92 Chester County 12.3 Very Low 0
93 Humphreys County 10.6 Very Low 0
94 Perry County 9.3 Very Low 0
95 Houston County 7.4 Very Low 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.

Winter Weather risk nationally:

Top 50 US counties

Other hazard risks in Tennessee:

WildfireInland FloodingCoastal FloodingEarthquakeHeat WaveTornadoHurricaneHailStrong WindIce StormCold WaveLightningDroughtLandslideAvalancheTsunamiVolcanic Activity

Frequently asked questions

What is the highest winter weather risk county in Tennessee?

Rutherford County, TN has the highest winter weather risk in Tennessee, with a FEMA National Risk Index score of 96.6 out of 100 (rated "Very High").

How many counties in Tennessee are rated Very High for winter weather risk?

1 of 95 scored Tennessee counties are rated "Very High" for winter weather risk by FEMA's National Risk Index.

What causes winter weather risk in Tennessee?

Winter weather risk captures expected losses from heavy snow, blizzards, and mixed precipitation. Highest scores appear in the Great Lakes snowbelt, northern Rockies, and interior Northeast, where lake-effect and orographic snowfall is frequent. Winter weather impacts transportation networks, utilities, agriculture, and population health.