Heat Wave Risk in Oklahoma

All Oklahoma counties ranked by FEMA National Risk Index heat wave score

Heat Wave risk — prolonged periods of extreme heat that threaten health and infrastructure — is rated for 77 of 77 Oklahoma counties in FEMA's National Risk Index. Tulsa County carries the state's highest heat wave score at 99.6, with $76M in expected annual heat wave losses.

3 Oklahoma counties are rated High or Very High for heat wave, and expected annual losses from heat wave total roughly $241M statewide. The full ranking below links to each county's complete 18-hazard risk profile.

County Rankings — Heat Wave

#CountyHeat Wave ScoreRatingAnn. Freq.Ann. Loss
1 Tulsa County
99.6
High 26.26 / yr $76M
2 Oklahoma County
99.5
High 18.16 / yr $51M
3 Cleveland County
97.3
High 18.26 / yr $12M
4 Sequoyah County
95.2
Medium 24.21 / yr $4M
5 Rogers County
94.8
Medium 24.63 / yr $6M
6 Creek County
94.6
Medium 25.16 / yr $5M
7 Muskogee County
94.6
Medium 25.89 / yr $4M
8 Wagoner County
94.0
Medium 25.74 / yr $5M
9 Canadian County
93.0
Medium 16.79 / yr $6M
10 Cherokee County
93.0
Medium 18.32 / yr $3M
11 Pottawatomie County
92.7
Medium 19.16 / yr $3M
12 Le Flore County
92.5
Medium 24.63 / yr $3M
13 Bryan County
92.3
Medium 21.00 / yr $3M
14 Delaware County
92.0
Medium 17.21 / yr $2M
15 Carter County
91.9
Medium 19.84 / yr $3M
16 Washington County
91.1
Medium 24.21 / yr $3M
17 Osage County
90.9
Medium 23.58 / yr $2M
18 Mayes County
90.8
Medium 23.26 / yr $2M
19 Okmulgee County
90.8
Medium 26.16 / yr $2M
20 McIntosh County
90.5
Medium 25.95 / yr $2M
21 Pittsburg County
89.7
Medium 24.84 / yr $2M
22 Seminole County
87.7
Medium 19.74 / yr $2M
23 Logan County
86.8
Medium 19.00 / yr $2M
24 Payne County
86.7
Medium 19.26 / yr $2M
25 Garfield County
86.4
Medium 17.53 / yr $2M
26 Lincoln County
86.3
Medium 19.53 / yr $2M
27 Ottawa County
85.9
Medium 18.79 / yr $1M
28 Adair County
85.4
Medium 13.47 / yr $1M
29 Grady County
85.3
Medium 17.21 / yr $2M
30 Choctaw County
85.2
Medium 23.26 / yr $1M
31 Stephens County
82.9
Medium 19.42 / yr $2M
32 McCurtain County
82.8
Medium 18.37 / yr $1M
33 Kay County
81.4
Medium 17.32 / yr $1M
34 McClain County
81.0
Medium 17.89 / yr $2M
35 Pontotoc County
79.0
Medium 20.47 / yr $1M
36 Comanche County
77.5
Low 14.95 / yr $1M
37 Garvin County
77.4
Low 19.37 / yr $1M
38 Jackson County
76.9
Low 11.32 / yr $1M
39 Woodward County
75.9
Low 6.68 / yr $1M
40 Marshall County
74.9
Low 20.58 / yr $703K
41 Caddo County
73.7
Low 12.26 / yr $793K
42 Okfuskee County
73.4
Low 25.11 / yr $636K
43 Pawnee County
73.3
Low 23.79 / yr $781K
44 Craig County
73.0
Low 22.58 / yr $697K
45 Pushmataha County
70.7
Low 23.42 / yr $566K
46 Johnston County
70.1
Low 20.47 / yr $587K
47 Kiowa County
69.1
Low 11.00 / yr $588K
48 Latimer County
66.0
Low 23.95 / yr $464K
49 Noble County
65.4
Low 17.89 / yr $518K
50 Atoka County
64.9
Low 21.21 / yr $550K
51 Grant County
64.8
Low 16.95 / yr $588K
52 Murray County
64.7
Low 19.32 / yr $548K
53 Nowata County
63.9
Low 23.53 / yr $452K
54 Haskell County
63.5
Low 25.11 / yr $650K
55 Kingfisher County
62.4
Low 17.58 / yr $601K
56 Hughes County
61.8
Low 20.47 / yr $548K
57 Custer County
61.7
Low 7.53 / yr $517K
58 Beckham County
59.6
Low 7.58 / yr $372K
59 Love County
55.9
Low 19.89 / yr $430K
60 Jefferson County
49.9
Low 19.63 / yr $236K
61 Coal County
49.0
Low 20.89 / yr $203K
62 Tillman County
48.3
Low 13.95 / yr $269K
63 Alfalfa County
47.8
Low 12.32 / yr $267K
64 Major County
45.8
Low 12.16 / yr $292K
65 Washita County
45.2
Low 8.42 / yr $194K
66 Woods County
42.9
Low 9.47 / yr $330K
67 Blaine County
41.1
Low 11.47 / yr $222K
68 Greer County
40.4
Low 9.63 / yr $162K
69 Cotton County
33.6
Very Low 15.79 / yr $155K
70 Harper County
30.0
Very Low 5.63 / yr $95K
71 Ellis County
28.9
Very Low 5.47 / yr $85K
72 Dewey County
26.7
Very Low 7.11 / yr $103K
73 Harmon County
25.7
Very Low 9.95 / yr $70K
74 Roger Mills County
24.1
Very Low 6.11 / yr $54K
75 Texas County
18.2
Very Low 1.26 / yr $53K
76 Beaver County
10.5
Very Low 1.37 / yr $20K
77 Cimarron County
3.3
Very Low 0.21 / yr $2K

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

Frequently Asked Questions

Which Oklahoma county has the highest heat wave risk?

Tulsa County has the highest FEMA heat wave risk score in Oklahoma at 99.6 (High), with $76M in expected annual losses and about 26.26 events per year.

How many Oklahoma counties face significant heat wave risk?

77 Oklahoma counties record measurable heat wave risk in FEMA's National Risk Index; 3 of them are rated High or Very High.

Other Hazards in Oklahoma