Grayson County, Texas
FEMA National Risk Index threat assessment for Grayson County.
Threat Level
High
NRI Composite Score
15.0
Social Vulnerability
41.0
Community Resilience
54.7
Top Hazards
Winter Weather
29.8
Relatively High
Tornado
28.1
Relatively High
Hail
25.8
Relatively High
Heat Wave
19.2
Relatively High
Wildfire
17.9
Relatively Moderate
Ice Storm
17.6
Relatively Moderate
Inland Flooding
16.8
Relatively Moderate
Strong Wind
15.9
Relatively Moderate
Lightning
14.0
Relatively Low
Landslide
9.6
Relatively Low
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