FEMA flood zones · Mississippi

Yazoo County, Mississippi Flood Zone Map

410 flood insurance claims·$7.2M paid·6 federal flood & hurricane disasters

44% of Yazoo County’s area is in FEMA’s high-risk flood zones, and another 2% in shaded X (mostly the 0.2% floodplain and areas behind levees).

Share of the whole county outline, rivers and lakes included; parts FEMA hasn’t mapped count as zero.

Coastal high risk (V, VE)FloodwayHigh risk (A, AE)Moderate (X, 500-year)Minimal (X)Undetermined (D)

Shaded areas are FEMA’s mapped flood hazard zones in and around Yazoo County, Mississippi. Zoomed out they are simplified; at street level the map switches to FEMA’s exact layer. Tap anywhere to check that spot, or search an address above.

How Yazoo County floods

Flash flooding and standard riverine floods dominate the recorded flood events in Yazoo County over the last 30 years, driven primarily by 68 flash flood events causing 1 death and 7 general flood events causing 2 deaths, alongside occasional impacts from tropical systems and hurricanes. Recent events illustrate this pattern, such as the April 2024 severe thunderstorms and heavy rain that produced widespread damage, and the storms of April 2025 that brought tornadoes, damaging winds, and flash flooding.

National Flood Insurance Program records indicate that properties situated in high-risk Zone A require the most attention, accounting for the vast majority of claims with 339 filings, an average payout of $26,793, and an average recorded water depth of 8 inches. Additional claims have occurred in shaded Zone X, unshaded Zone X, general Zone X, and unknown zones, where payouts averaged between $4,197 and $26,058 with average recorded water depths ranging from 2 to 4 inches. Homeowners and real estate professionals working with properties in designated Zone A face the highest frequency and severity of flood risks in the county.

Summary written from NOAA storm reports and NFIP claims for this county. Not a prediction.

Where the flood claims came from

9% of Yazoo County’s flood insurance claims were on properties rated outside FEMA’s high-risk zones.

371 NFIP claims with a recorded rated flood zone, 1978 to date. The zone is the one FEMA used to rate that policy, which may not match today’s map. Source: OpenFEMA NFIP claims.

How deep the water got

outlet80″ door12″24″36″48″60″72″84″

In flood insurance claims here that reported a flood depth, the average was 7 inches.

Drawn to scale against an 80-inch door. Even a few inches soaks flooring, the bottom of the drywall and anything plugged in near the floor.

Average of the depths reported on claims (zero and implausible values left out); FEMA’s record doesn’t say exactly where each depth was measured. Source: OpenFEMA NFIP claims.

Flood claims, year by year

The worst year was 2011, with 109 claims and $3.4M paid, the year of Flooding.

1979: 22 claims1980: 4 claims1981: 1 claims1982: 2 claims1983: 46 claims1984: 9 claims1987: 7 claims1988: 1 claims1990: 1 claims1991: 13 claims1993: 1 claims1994: 4 claims1995: 4 claims1996: 1 claims1997: 18 claims2000: 4 claims2003: 24 claims2004: 1 claims2005: 6 claims2006: 3 claims2007: 1 claims2008: 50 claims2009: 9 claims2011: 109 claims2012: 2 claims2013: 2 claims2014: 10 claims2016: 6 claims2017: 1 claims2018: 5 claims2019: 15 claims2020: 18 claims2021: 2 claims2022: 2 claims2023: 1 claims2024: 2 claims2025: 2 claims2026: 1 claims19801990200020102020

Bar height is scaled by square root so ordinary years stay visible next to the worst one. NFIP claims by year of loss. Source: OpenFEMA.

In their words

40 NOAA storm reports from Yazoo County describe what happened, in the words of the forecasters who covered it. Read the Mississippi flood stories →

Federal disasters

31 federal disaster declarations since 1971, 6 of them floods, coastal storms or hurricanes.

DisasterBegan
Severe Winter StormJan 23, 2026
Severe Storms, Straight-line Winds, And Tornadoes.Jun 14, 2023
Hurricane IdaAug 28, 2021
Severe Winter StormsFeb 11, 2021
Hurricane DeltaOct 7, 2020
Severe Storms, Flooding, And MudslidesFeb 10, 2020
Severe Storms, Tornadoes, Straight-line Winds, And FloodingApr 13, 2019
Severe Storms, Straight-line Winds, Tornadoes, And FloodingFeb 22, 2019

Weather and water disasters only; most recent first. Source: OpenFEMA Disaster Declarations.

Recorded flood events

80 since 1996: 68 flash floods and 7 river or area floods.

EventDateDamage
Flash FloodMay 17, 2025$500,000
Flash FloodApr 5, 2025$1,000
Flash FloodSep 12, 2024$2,000
FloodApr 10, 2024$1,000
Flash FloodApr 10, 2024$1,000
Flash FloodJun 4, 2024$1,000
FloodJun 4, 2024$1,000
Flash FloodJun 4, 2024—

— = no damage estimate in the record. Source: NOAA Storm Events Database.

From the storm reports

Flash Flood · May 17, 2025. Severe storms produced damaging winds and hail across north central Mississippi.

Flash Flood · Apr 5, 2025. On the evening of April 5th into the morning of April 6th, strong to severe storms produced tornadoes, damaging winds and flash flooding.

Flash Flood · Sep 12, 2024. Tropical Storm Francine made landfall in southern Louisiana on the evening of September 11th, 2024. The weakening storm produced strong wind damage as it moved across central Mississippi the morning of September 12th, 2024.

Flood · Apr 10, 2024. A line of severe thunderstorms produced significant wind damage, heavy rain, hail, and a tornado as it crossed from Northeast Louisiana into Mississippi during the evening of April 9th. Subsequent heavy rain and storms continued into the daytime of April 10th.

National Weather Service narratives, lightly trimmed. Source: NOAA Storm Events Database.

The zones you’ll see on the map

Every colour on the map above is a place on this drawing: where the ground sits relative to the flood FEMA plans for.

Cross-section of a river floodplainDiagram: a river valley. The floodway is the channel and the land beside it; the 1%-annual-chance flood surface (the base flood elevation) covers the valley floor as zone A or AE; a narrow band higher up is shaded X, the 0.2% floodplain; higher ground is X.0.2% CHANCE A YEAR (500-YEAR)BASE FLOOD ELEVATION · 1% A YEARXAEFloodwayAEX
  1. A / AE Inside the 1%-a-year floodplain: about a 26% chance of flooding over a 30-year mortgage. AE has a mapped base flood elevation; plain A does not.
  2. Floodway The channel and the land beside it that has to be kept clear enough to carry the flood. Building here is tightly limited.
  3. X shaded The 0.2% (500-year) floodplain, plus some levee-protected and very shallow flood areas.
  4. X Outside both lines. No federal requirement to insure, which is not the same as no risk.

Every flood zone code explained →

Flood insurance in Yazoo County

If a building in Yazoo County is in a high-risk zone (A or V) and its mortgage comes from a federally regulated or insured lender, or is federally backed, flood insurance is required.

Outside those zones it is optional, and often worth having: from 2014 to 2024 nearly one-third of NFIP claims came from outside the high-risk Special Flood Hazard Area. Since Risk Rating 2.0, NFIP premiums are set for each building, so the only reliable price is a quote: FloodSmart.gov or a local agent.