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Winona, MN

Flood Risk Score: 11/100 · Rank #1431 of 3,277 counties

Winona County in Minnesota has 7 FEMA disaster declarations on record covering 1965–2019, most recently Severe Winter Storm, Straight-Line Winds, and Flooding on Jun 12, 2019 (DR-4442). Its flood risk grade is A (Low risk), ranking #1431 of 3,277 U.S. counties, with 0 NFIP flood insurance claims totaling $0 in payouts. Flood risk is relatively low compared to the national average.

11
Risk Score
0
NFIP Claims
$0
Total Payouts
7
Disasters
$0
Avg Claim
0
Active Policies

FEMA Disaster Declarations in Winona County

The 7 most recent federally declared disasters affecting Winona County, MN (1965–2019). Total declarations on record: 7.

DeclaredIncident TypeTitleFEMA Disaster #
Jun 12, 2019FloodSevere Winter Storm, Straight-Line Winds, and FloodingDR-4442
Sep 13, 2005HurricaneHurricane Katrina EvacuationDR-3242
May 16, 2001FloodSevere Winter Storms, Flooding, and TornadoesDR-1370
Apr 8, 1997FloodSevere Flooding, High Winds,severe StormsDR-1175
Jul 13, 1974FloodSevere Storms & FloodingDR-446
Apr 18, 1969FloodFloodingDR-255
Apr 11, 1965FloodFloodingDR-188

Score Breakdown

The composite score of 11 is calculated from four weighted factors. See our methodology for details.

Claims Density
40%
0
Disaster Frequency
25%
15
Claim Severity
20%
0
Year-over-Year Trend
15%
50

Other Counties in Minnesota

CountyGradeScoreClaimsDisasters
ClearwaterA1107
LakeA1106
CottonwoodA1137
DodgeA1116
FillmoreA1107
MartinA1107
View All Counties in Minnesota

Frequently Asked Questions

How many FEMA disaster declarations does Winona County, MN have?

Winona County, MN has 7 federal disaster declarations on FEMA record (1965–2019). The 5 most recent are: Severe Winter Storm, Straight-Line Winds, and Flooding (declared Jun 12, 2019, DR-4442); Hurricane Katrina Evacuation (declared Sep 13, 2005, DR-3242); Severe Winter Storms, Flooding, and Tornadoes (declared May 16, 2001, DR-1370); Severe Flooding, High Winds,severe Storms (declared Apr 8, 1997, DR-1175); Severe Storms & Flooding (declared Jul 13, 1974, DR-446). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.

What is the flood risk grade for Winona County, MN?

Winona County is graded A (composite score 11/100, low risk). It ranks #1431 of 3,277 U.S. counties for flood risk in our scoring model. The grade combines NFIP claims density (40%), disaster frequency (25%), claim severity (20%), and year-over-year trend (15%).

How many NFIP flood insurance claims have been filed in Winona County?

0 NFIP flood insurance claims have been filed in Winona County, MN, totaling $0 in payouts. The average claim is $0. Source: FEMA FimaNfipClaims v2 dataset.

Has Winona County, MN had any recent flood disasters?

Yes. The most recent FEMA declaration affecting Winona County was Severe Winter Storm, Straight-Line Winds, and Flooding on Jun 12, 2019 (DR-4442). The county has 7 declared disasters in the OpenFEMA record covering 1965–2019.

The this entity record above pulls directly from FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims. What follows is the per-entity context — how this entity sits in the broader U.S. flood risk, NFIP claims, and disaster declarations distribution and which underlying factors drive the headline numbers.

Every number on this page links back to FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.

For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. ZIPs, counties, and states with similar size, similar exposure, or similar geography — not the national-level summary alone.

Source: FEMA OpenFEMA datasets, 2026.