Marion County, Texas

What hazards hit Marion County most?

The most frequent records are severe thunderstorm wind events: 155 since 1964. The rank column places the county among Texas'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 Marion County had?

NOAA records 23 tornadoes in Marion County from 1961 to 2026, the strongest rated EF2, with 0 deaths and 5 injuries recorded in the county. That is 62nd of 254 Texas 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 22 tornadoes whose track touched Marion County since 1950 (NOAA's county records number 23: 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 Texas.

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 Marion County?

The most recent record with damage, injuries or deaths is the March 7, 2026 tornado (2 injuries and $500,000 in damage in 2025 dollars).

Early on the morning of March 7th, a severe thunderstorm produced an EF2 tornado with estimated maximum winds near 115 mph near the community of Prospect in Northern Marion County, Texas. The tornado initially touched down just west of U.S. Highway 59 where multiple snapped trunks of hardwood trees were noted. As the tornado continued east, it heavily damaged several structures. A residential home west of the highway was damaged by a fallen tree. Next to the home, a barn was completely destroyed, with only the wooden frame remaining. Debris from the barn along with the barn's contents were strewn across the front yard and into the highway median and onto the northbound side of the highway. Just to the east of U.S. Highway 59, another residential home experienced significant damage after being shifted feet away from its foundation. …
National Weather Service event narrative, NOAA Storm Events Database (search the full record, event 1326487)

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 Marion 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?

Records by month in Marion County. The two busiest months are in violet.

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

Federal disaster declarations for Marion County

FEMA's register lists 22 declarations that include Marion County: 14 major disasters, 7 emergencies and one fire management assistance declaration. Most were for hurricane (6) and fire (6).

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 Marion County had?

NOAA's Storm Events Database holds 9 flood or flash flood records for Marion County from 1997 to 2024, on 7 days, with 0 deaths. By flood insurance claims since 1978 (OpenFEMA, as of September 8, 2026), Marion County ranks 1694th of 2,942 U.S. counties.

The National Flood Insurance Program has paid $690,000 on 46 claims filed in Marion County; the most in one year was 10 in 2001. 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 Marion County

FEMA's National Risk Index rates Marion County Very Low overall, with an expected annual loss of $5.6 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 Marion County

1. Caddo Parish, LA 2,132
2. Harrison County 1,103
3. Cass County 840
4. Upshur County 612
5. Marion County 464
6. Morris County 412

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 TexasEvery Texas tornado since 1950 and the counties with the most per square mile
• Severe thunderstorm wind in TexasThe state's severe thunderstorm wind events, by county, year and month
• The Texas recordEvery hazard in the state, its deadliest events and its federal declarations
• FEMA's risk rating for each hazard in Marion CountyThe hazard risk calculator: 18 hazards beside the county's record
• Download Marion County's FEMA declarations (CSV)22 rows: every declaration that named the county, for your own analysis