Lightning Risk in Oklahoma

All Oklahoma counties ranked by FEMA National Risk Index lightning score

Lightning risk — electrical discharges from storms that ignite fires and cause casualties — is rated for 77 of 77 Oklahoma counties in FEMA's National Risk Index. Tulsa County carries the state's highest lightning score at 91.9, with $1M in expected annual lightning losses.

8 Oklahoma counties are rated High or Very High for lightning, and expected annual losses from lightning total roughly $17M statewide. The full ranking below links to each county's complete 18-hazard risk profile.

County Rankings — Lightning

#CountyLightning ScoreRatingAnn. Freq.Ann. Loss
1 Tulsa County
91.9
High 54.13 / yr $1M
2 Oklahoma County
91.8
High 51.25 / yr $1M
3 Sequoyah County
88.7
High 59.74 / yr $644K
4 Mayes County
87.0
High 55.49 / yr $705K
5 Cimarron County
86.2
High 46.66 / yr $637K
6 McIntosh County
84.2
High 56.75 / yr $498K
7 Cherokee County
83.0
High 57.29 / yr $647K
8 Pontotoc County
82.4
High 54.76 / yr $753K
9 Bryan County
79.2
Medium 55.79 / yr $503K
10 Muskogee County
78.4
Medium 57.39 / yr $488K
11 Pottawatomie County
77.9
Medium 53.19 / yr $504K
12 Le Flore County
77.4
Medium 61.92 / yr $419K
13 Cleveland County
74.4
Medium 52.32 / yr $642K
14 Rogers County
72.9
Medium 54.54 / yr $558K
15 Delaware County
71.5
Medium 56.25 / yr $320K
16 Texas County
69.3
Medium 43.31 / yr $495K
17 Wagoner County
68.7
Medium 55.74 / yr $512K
18 McCurtain County
66.4
Medium 64.10 / yr $261K
19 Pittsburg County
62.5
Medium 58.10 / yr $252K
20 Creek County
61.3
Medium 54.42 / yr $307K
21 Comanche County
60.9
Medium 50.38 / yr $291K
22 Garvin County
59.8
Medium 52.65 / yr $295K
23 Kay County
59.0
Medium 51.19 / yr $258K
24 Carter County
57.1
Medium 53.89 / yr $250K
25 Okmulgee County
53.8
Low 55.22 / yr $189K
26 Osage County
53.7
Low 52.57 / yr $192K
27 Ottawa County
52.9
Low 55.50 / yr $173K
28 Washington County
52.6
Low 54.10 / yr $229K
29 Adair County
51.7
Low 58.63 / yr $172K
30 Seminole County
48.8
Low 54.29 / yr $155K
31 Lincoln County
43.6
Low 52.47 / yr $124K
32 Craig County
42.7
Low 54.93 / yr $119K
33 Caddo County
42.3
Low 50.02 / yr $128K
34 Marshall County
42.2
Low 54.40 / yr $107K
35 Payne County
41.9
Low 51.63 / yr $168K
36 Beckham County
40.1
Low 49.54 / yr $105K
37 Murray County
37.7
Low 53.85 / yr $112K
38 Stephens County
36.9
Low 51.71 / yr $127K
39 Garfield County
34.6
Low 50.83 / yr $121K
40 Latimer County
32.9
Low 59.97 / yr $74K
41 Atoka County
32.1
Low 58.48 / yr $89K
42 Okfuskee County
31.3
Low 54.82 / yr $68K
43 Haskell County
30.3
Low 59.04 / yr $105K
44 Hughes County
29.3
Low 56.03 / yr $93K
45 Nowata County
28.9
Low 54.63 / yr $68K
46 Grady County
27.8
Low 50.97 / yr $97K
47 Pushmataha County
27.2
Low 61.88 / yr $59K
48 Canadian County
26.5
Low 50.84 / yr $137K
49 Johnston County
26.2
Low 55.20 / yr $60K
50 Choctaw County
25.8
Low 59.62 / yr $52K
51 McClain County
23.0
Very Low 52.11 / yr $89K
52 Coal County
18.6
Very Low 55.74 / yr $36K
53 Logan County
16.9
Very Low 51.25 / yr $61K
54 Beaver County
16.5
Very Low 45.43 / yr $58K
55 Woodward County
15.4
Very Low 47.53 / yr $51K
56 Noble County
14.7
Very Low 51.48 / yr $35K
57 Custer County
14.3
Very Low 49.36 / yr $41K
58 Jackson County
13.9
Very Low 49.68 / yr $44K
59 Pawnee County
12.9
Very Low 52.70 / yr $33K
60 Love County
12.1
Very Low 53.46 / yr $36K
61 Greer County
10.7
Very Low 49.57 / yr $25K
62 Alfalfa County
9.1
Very Low 49.67 / yr $24K
63 Woods County
9.0
Very Low 47.85 / yr $37K
64 Roger Mills County
8.3
Very Low 48.05 / yr $16K
65 Kingfisher County
8.0
Very Low 51.08 / yr $24K
66 Washita County
7.9
Very Low 50.20 / yr $17K
67 Ellis County
7.5
Very Low 46.75 / yr $16K
68 Harper County
7.1
Very Low 47.56 / yr $16K
69 Grant County
6.9
Very Low 51.32 / yr $18K
70 Jefferson County
6.9
Very Low 52.50 / yr $14K
71 Major County
6.7
Very Low 49.36 / yr $21K
72 Harmon County
5.5
Very Low 49.36 / yr $12K
73 Kiowa County
5.2
Very Low 49.35 / yr $11K
74 Blaine County
4.2
Very Low 49.63 / yr $13K
75 Tillman County
2.9
Very Low 50.17 / yr $8K
76 Cotton County
2.8
Very Low 50.81 / yr $9K
77 Dewey County
1.7
Very Low 48.84 / yr $6K

77 Oklahoma counties with measurable lightning risk. See the national lightning ranking or all Oklahoma counties by overall risk.

Frequently Asked Questions

Which Oklahoma county has the highest lightning risk?

Tulsa County has the highest FEMA lightning risk score in Oklahoma at 91.9 (High), with $1M in expected annual losses and about 54.13 events per year.

How many Oklahoma counties face significant lightning risk?

77 Oklahoma counties record measurable lightning risk in FEMA's National Risk Index; 8 of them are rated High or Very High.

Other Hazards in Oklahoma