Wadena County, Minnesota

What hazards hit Wadena County most?

The most frequent records are hail reports: 170 since 1959. 55% of its hail reports since 1959 fell in June and July. The rank column places the county among Minnesota's counties by days with a record per 1,000 square miles of land over each hazard's complete period.

Source: NOAA NCEI Storm Events Database (county and forecast-zone records attributed to the county; a zone record shows its own totals on each county it covers). Days: dates with at least one record of the hazard in the county. Ranks: days with a record per 1,000 square miles of land (Census Bureau 2024 Gazetteer), since 1950 for tornadoes, 1955 for hail and thunderstorm wind, 1996 for the rest.

How many tornadoes has Wadena County had?

NOAA records 22 tornadoes in Wadena County from 1964 to 2022, the strongest rated EF4, with 0 deaths and 26 injuries recorded in the county. That is 27th of 87 Minnesota counties by days with tornadoes per 1,000 square miles since 1950. A tornado that crossed a county line is counted in each county it touched, with the length of its path inside the county.

Counted as whole tornadoes rather than county records, the Storm Prediction Center's database holds 23 tornadoes whose track touched Wadena County since 1950 (NOAA's county records number 22: they file a crossing tornado once per county segment, and the two databases differ on some tracks); along their whole tracks they killed 0 people.

Map of the strongest tornado tracks in Minnesota.

Source: NOAA NCEI Storm Events Database, tornado records by county (path length in the county, maximum width); ratings as published: F scale before February 1, 2007, EF scale after. Whole-track figures: NOAA Storm Prediction Center tornado database (1950-2025). SPC severe weather database.

When was the last damaging storm in Wadena County?

The most recent record with damage, injuries or deaths is the May 30, 2022 tornado ($50,000 in damage in 2025 dollars).

This tornado was wrapped in damaging downburst winds and rain as it rapidly tracked to the northeast from about 2 NW of the Staples Airport to about 2 NNE of the Staples Airport. It appears to have developed roughly half a mile east of an earlier tornado, based on divergent tree damage paths and supported by radar depictions. It snapped several poplar, ash, and spruce trees along its path. Peak winds to 90 mph. Time estimated based on radar.
National Weather Service event narrative, NOAA Storm Events Database (search the full record, event 1034166)

Source: NOAA NCEI Storm Events Database; every record of 2025-2026 is listed, earlier ones when they caused deaths, injuries or $250,000 of damage (2025 dollars), and every tornado.

The deadliest and costliest records

A damage figure marked "step" is a record from before 1993: NOAA then filed damage by category, and the figure is the category as entered, in the dollars of that year, not an estimate of the loss.

Source: NOAA NCEI Storm Events Database: deaths and injuries direct and indirect; damage is property plus crops as estimated by the National Weather Service, converted to 2025 dollars.

Is it getting more frequent?

Records per decade for Wadena County's most frequent hazards. Counts rose everywhere after 1996, when NOAA began recording every event type, so compare decades within a hazard's complete period only (the shaded cells come before it).

Source: NOAA NCEI Storm Events Database, records per calendar decade; zone records from the CZ_TYPE field (Z).

What time of year?

55% of its hail reports since 1959 fell in June and July. The two busiest months are in violet.

Source: NOAA NCEI Storm Events Database, records by the month they began.

Federal disaster declarations for Wadena County

FEMA's register lists 15 declarations that include Wadena County: 12 major disasters, 3 emergencies and 0 fire management assistance declarations. Most were for severe storm (5) and flood (5).

Source: FEMA OpenFEMA Disaster Declarations Summaries (v2), declarations through October 2, 2026; one declaration is counted once however many areas it names. OpenFEMA dataset page.

How many floods has Wadena County had?

NOAA's Storm Events Database holds 14 flood or flash flood records for Wadena County from 2000 to 2018, on 13 days, with 0 deaths. By flood insurance claims since 1978 (OpenFEMA, as of September 8, 2026), Wadena County ranks 2477th of 2,942 U.S. counties.

The National Flood Insurance Program has paid $32,000 on 7 claims filed in Wadena County; the most in one year was 3 in 2009. Claims count insured losses only: uninsured flood damage is not in this file.

Source: FEMA OpenFEMA NFIP Redacted Claims, as of September 8, 2026; claims by year of loss, payments in the dollars of the year paid. OpenFEMA dataset page.

FEMA's modeled risk for Wadena County

FEMA's National Risk Index rates Wadena County Very Low overall, with an expected annual loss of $5.1 million. These are FEMA's model estimates of future loss from 18 hazards, not a count of what happened; they can differ from the record above.

Source: FEMA National Risk Index, county table, December 2025 release. FEMA's National Risk Index map.

Counties that share a border with Wadena County

1. Otter Tail County 1,515
2. Becker County 951
3. Cass County 913
4. Hubbard County 575
5. Wadena County 529
6. Todd County 451

Source: U.S. Census Bureau county adjacency file; NOAA NCEI Storm Events Database, records since 1950. The Census Bureau's adjacency file.

Next

• Tornadoes in MinnesotaEvery Minnesota tornado since 1950 and the counties with the most per square mile
• Hail in MinnesotaThe state's hail reports, by county, year and month
• The Minnesota recordEvery hazard in the state, its deadliest events and its federal declarations
• FEMA's risk rating for each hazard in Wadena CountyThe hazard risk calculator: 18 hazards beside the county's record
• Download Wadena County's FEMA declarations (CSV)15 rows: every declaration that named the county, for your own analysis