Cold Wave Risk in Louisiana

All Louisiana counties ranked by FEMA National Risk Index cold wave score

Cold Wave risk — prolonged spells of dangerously low temperatures — is rated for 64 of 64 Louisiana counties in FEMA's National Risk Index. East Baton Rouge Parish carries the state's highest cold wave score at 98.7, with $23M in expected annual cold wave losses.

12 Louisiana counties are rated High or Very High for cold wave, and expected annual losses from cold wave total roughly $185M statewide. The full ranking below links to each county's complete 18-hazard risk profile.

County Rankings — Cold Wave

#CountyCold Wave ScoreRatingAnn. Freq.Ann. Loss
1 East Baton Rouge Parish
98.7
High 0.95 / yr $23M
2 Orleans Parish
97.7
High 0.65 / yr $15M
3 Lafayette Parish
97.6
High 1.05 / yr $19M
4 Jefferson Parish
96.5
High 0.59 / yr $12M
5 St. Landry Parish
93.0
High 1.21 / yr $6M
6 St. Tammany Parish
92.7
High 1.09 / yr $9M
7 Rapides Parish
92.6
High 1.21 / yr $7M
8 Calcasieu Parish
92.3
High 1.05 / yr $7M
9 Caddo Parish
92.1
High 0.68 / yr $6M
10 Pointe Coupee Parish
92.0
High 0.95 / yr $5M
11 Evangeline Parish
90.8
High 1.21 / yr $5M
12 St. Martin Parish
90.7
High 1.03 / yr $5M
13 Terrebonne Parish
89.1
Medium 0.71 / yr $6M
14 Iberia Parish
85.6
Medium 1.00 / yr $4M
15 Acadia Parish
84.6
Medium 1.05 / yr $3M
16 Livingston Parish
84.5
Medium 0.95 / yr $5M
17 Avoyelles Parish
84.4
Medium 1.21 / yr $3M
18 Tangipahoa Parish
83.4
Medium 0.95 / yr $4M
19 Ascension Parish
82.5
Medium 0.89 / yr $4M
20 Lafourche Parish
81.4
Medium 0.91 / yr $3M
21 Vermilion Parish
77.7
Medium 1.05 / yr $3M
22 St. Mary Parish
76.7
Medium 0.92 / yr $2M
23 Iberville Parish
73.1
Medium 0.90 / yr $2M
24 West Feliciana Parish
71.1
Medium 0.95 / yr $2M
25 Ouachita Parish
70.7
Medium 0.58 / yr $2M
26 Vernon Parish
70.5
Medium 1.21 / yr $2M
27 West Baton Rouge Parish
69.0
Medium 0.95 / yr $3M
28 East Feliciana Parish
66.9
Medium 0.95 / yr $1M
29 Allen Parish
66.0
Medium 1.21 / yr $2M
30 Bossier Parish
65.2
Low 0.68 / yr $2M
31 Jefferson Davis Parish
60.0
Low 1.05 / yr $1M
32 St. Charles Parish
58.8
Low 0.74 / yr $1M
33 Washington Parish
56.5
Low 0.95 / yr $740K
34 St. John the Baptist Parish
55.6
Low 0.74 / yr $1M
35 Concordia Parish
55.0
Low 0.74 / yr $753K
36 Beauregard Parish
53.8
Low 1.21 / yr $981K
37 St. Bernard Parish
51.8
Low 0.47 / yr $1M
38 Assumption Parish
50.3
Low 0.74 / yr $675K
39 Plaquemines Parish
45.4
Low 0.64 / yr $709K
40 Morehouse Parish
44.6
Low 1.00 / yr $474K
41 St. James Parish
43.3
Low 0.74 / yr $576K
42 Richland Parish
42.3
Low 0.95 / yr $466K
43 St. Helena Parish
39.8
Low 0.95 / yr $392K
44 East Carroll Parish
36.5
Low 1.05 / yr $338K
45 Madison Parish
32.3
Low 0.89 / yr $277K
46 Webster Parish
31.1
Low 0.68 / yr $280K
47 Catahoula Parish
30.8
Low 0.74 / yr $268K
48 De Soto Parish
29.9
Low 0.63 / yr $285K
49 West Carroll Parish
29.8
Low 1.05 / yr $280K
50 Franklin Parish
25.3
Low 0.84 / yr $225K
51 Grant Parish
24.3
Low 0.58 / yr $268K
52 Sabine Parish
22.9
Very Low 0.58 / yr $172K
53 LaSalle Parish
22.4
Very Low 0.58 / yr $248K
54 Tensas Parish
20.7
Very Low 0.84 / yr $146K
55 Natchitoches Parish
20.0
Very Low 0.58 / yr $158K
56 Union Parish
18.8
Very Low 0.58 / yr $135K
57 Cameron Parish
17.4
Very Low 0.99 / yr $179K
58 Lincoln Parish
14.8
Very Low 0.58 / yr $105K
59 Caldwell Parish
14.1
Very Low 0.58 / yr $111K
60 Bienville Parish
12.4
Very Low 0.58 / yr $69K
61 Winn Parish
12.1
Very Low 0.58 / yr $66K
62 Claiborne Parish
11.3
Very Low 0.63 / yr $53K
63 Jackson Parish
11.1
Very Low 0.58 / yr $58K
64 Red River Parish
11.1
Very Low 0.58 / yr $56K

64 Louisiana counties with measurable cold wave risk. See the national cold wave ranking or all Louisiana counties by overall risk.

Frequently Asked Questions

Which Louisiana county has the highest cold wave risk?

East Baton Rouge Parish has the highest FEMA cold wave risk score in Louisiana at 98.7 (High), with $23M in expected annual losses and about 0.95 events per year.

How many Louisiana counties face significant cold wave risk?

64 Louisiana counties record measurable cold wave risk in FEMA's National Risk Index; 12 of them are rated High or Very High.

Other Hazards in Louisiana