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–Not graded
Natural hazards in Fort Johnson South · FEMA

Storms, floods and disasters in Fort Johnson South

Fort Johnson South isn’t graded for hazard risk: FEMA’s tract figures aren’t matched to Fort Johnson South yet.

Flood claims
0
paid since 1978 · $0
Disasters paid out here
0
of 26 declared for Vernon Parish
By hazard

What Fort Johnson South faces

Each hazard’s share of the building damage FEMA expects here, and how its rate compares with the rest of the country.

River and rain flooding

52%of expected building damage
About average · lower than 52% of U.S. census tracts
Recorded about once a year in the area

Hurricanes

33%of expected building damage
Well above average · higher than 88% of U.S. census tracts
Recorded about once every 12 years in the area

Tornadoes

9%of expected building damage
Above average · higher than 77% of U.S. census tracts
Smaller shares here
 Strong wind Hail Ice storms Earthquakes Wildfire Winter storms Cold waves Lightning Heat waves Landslides
FEMA models no building damage here
Coastal floodingAvalanchesTsunamisVolcanic activity
People, not buildings.Counting harm to people as well as buildings, FEMA’s model puts tornadoes at 28% of Fort Johnson South’s expected losses. Tornadoes do little damage to buildings (9.1%), so they aren’t part of the grade.

Shares are of FEMA’s expected building damage, the measure the grade uses; ranks compare each hazard’s building-damage rate with all 85,154 U.S. census tracts. In FEMA’s terms, river and rain flooding is FEMA’s “Inland Flooding” (rivers and streams overflowing their banks, or rain overwhelming drainage). FEMA defines coastal flooding as high or rising tides and storm surge, so surge damage is counted there. Drought isn’t listed: FEMA counts its losses in crops only.

Flood risk changes street by street. Check a specific address on FEMA’s flood map, and ask about flood insurance before you buy.
Flood insurance claims

Does Fort Johnson South flood? No paid flood claims on record

FEMA’s records show no paid flood insurance claims in Fort Johnson South. That’s not a promise: most homes don’t carry flood insurance, so small floods go unrecorded.

of homes in flood zones are insured
of all homes are insured
No community discount

Fort Johnson South isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.

Insurance rates: Vernon Parish.
Disasters

The storms Fort Johnson South remembers

None of the 26 disasters declared for Vernon Parish shows FEMA aid or repair money reaching Fort Johnson South itself in FEMA’s records, so these are its biggest flood-claim years.

Disasters declared, by decade
Paid out in Fort Johnson SouthVernon Parish only

Vernon Parish has had 26 natural disasters declared by the President since 1953, most often hurricanes and tropical storms, then floods.

Also 4 FEMA wildfire suppression grants (Fire Management Assistance, not a disaster declaration) for fires in Vernon Parish, 2000–2023.

Next door

Fort Johnson South and its neighbors

How expected damage per building compares across the town line. Tap a town to see its hazards.

Leesville: hazard risk CLeesvilleFort Johnson South
Lowest fifthSecondMiddleFourthHighest fifth
TownHazard riskMostly (buildings)Flood claims
LeesvilleCmore damage than 74%river and rain flooding48

Hazard risk = FEMA’s expected yearly building damage per dollar of building value, vs. the 21,298 U.S. towns we grade; the map is shaded by fifths of the same scale. Flood claims = paid federal flood insurance claims on record.

Be ready

Get ready for what Fort Johnson South faces

A short kit for the hazards that drive the building damage here, what to check before you buy, and where neighbors get alerts.

When the river rises
  • Turn around at flooded roads: a foot of moving water can carry off a car.
  • Flood insurance usually takes 30 days to start, so buy it before the forecast.
  • Keep papers and medicines up high, in a grab-and-go bag.
More from Ready.gov ↗
Hurricane season
  • The season runs June through November and peaks from mid-August to mid-October.
  • Bring in porch furniture and anything the wind can throw.
  • Fill the gas tank and charge phones before the storm arrives.
More from Ready.gov ↗
Tornado warnings
  • Pick your spot now: the lowest floor, an inside room, no windows.
  • A watch means be ready; a warning means take cover now.
  • Keep shoes and a flashlight by the bed.
More from Ready.gov ↗
Before you buy or rent
  • Look up the address on FEMA’s flood map.
  • Ask the seller or landlord whether it has ever flooded, and what flood insurance costs there.
  • Get a flood insurance quote early: policies usually start 30 days after you buy.
When a storm is coming
Forecast and alertsWeather →911, the nearest ERSafety →

Know where neighbors sign up for alerts? Add it to the Handbook so everyone has it.

Questions about natural hazards in Fort Johnson South

Is Fort Johnson South in a flood zone?

Flood zones are drawn street by street, so the answer depends on the address: look it up on FEMA’s flood map. In Vernon Parish, 22% of homes in mapped flood zones carry federal flood insurance, and 1.7% of all homes do.

How much is flood insurance in Fort Johnson South?

FEMA’s Community Rating System list shows no discount for Fort Johnson South’s flood program. Premiums depend on the building; policies usually start 30 days after you buy, so get a quote early.

Storm stories

Memories, warnings and help from neighbors in Fort Johnson South.

Town Square →
Start the conversation

Sources: FEMA National Risk Index v1.20 (December 2025), census-tract table, combined by where Fort Johnson South’s residents lived in the 2020 census; OpenFEMA: NFIP redacted claims, multiple-loss properties, community status book and residential penetration rates, housing assistance (owners and renters), public assistance funded projects, hazard mitigation properties and disaster declarations. Homes: Census ACS 2020–24. Preparedness tips: Ready.gov. FEMA’s model is an average of expected damage, not a forecast. How hazard risk is graded.