Enter any address in East Baton Rouge Parish, Louisiana to see its FEMA flood zone
Flash flooding from slow-moving storms is the most frequent flood event in East Baton Rouge Parish, with 92 recorded instances in the last 30 years. These events have resulted in numerous impassable streets and water entering buildings. For example, on April 24th, a remnant mesoscale convective vortex caused significant flash flooding in areas west of the Mississippi River, including Addis, Brusly, and Plaquemine. Other flood-causing events in the past three decades include general floods, tropical storms, hurricanes, and tropical depressions.
National Flood Insurance Program data shows that properties in Zone A have experienced the highest number of claims, with an average payout of $61,946 and an average water depth of 9.1 feet. Properties in Zone X also saw substantial claims, averaging $65,594 with 7.7 feet of water. Homeowners in Zone A and Zone X, as well as those in lower-risk zones like X_SHADED and X_UNSHADED, should be aware of their flood risk and consider appropriate protective measures.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
81 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
East Baton Rouge Parish, Louisiana has recorded 113 flood-related events since 1996 according to NOAA's Storm Events Database, including 92 flash floods and 9 river or area floods. The county has received 47 federal disaster declarations, 14 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1965–2026)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Winter Storm | Winter Storm | Jan 23, 2026 |
| Tropical Storm Francine | Hurricane | Sep 10, 2024 |
| Hurricane Francine | Hurricane | Sep 9, 2024 |
| Tropical Storm Nicholas | Coastal Storm | Sep 12, 2021 |
| Hurricane Ida | Hurricane | Aug 26, 2021 |
| Tropical Storm Ida | Hurricane | Aug 26, 2021 |
| Severe Storms, Tornadoes, And Flooding | Flood | May 17, 2021 |
| Severe Winter Storm | Severe Ice Storm | Feb 11, 2021 |
| Severe Winter Storms | Severe Ice Storm | Feb 11, 2021 |
| Hurricane Zeta | Hurricane | Oct 26, 2020 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flash Flood | Jul 30, 2025 | 0.00K |
| Flash Flood | Mar 29, 2025 | 0.00K |
| Flash Flood | Mar 29, 2025 | 25.00K |
| Flash Flood | Apr 24, 2025 | 30.00K |
| Flash Flood | Apr 24, 2025 | 5.00K |
| Flash Flood | Apr 24, 2025 | 0.00K |
| Tropical Storm | Sep 11, 2024 | 1.00M |
| Flash Flood | Apr 10, 2024 | 0.00K |
| Flash Flood | Sep 5, 2024 | 0.00K |
| Flash Flood | Nov 1, 2024 | 0.00K |
Flash Flood — Jul 30, 2025
A primed microburst environment was in place on July 30, 2025, as hot and humid conditions combined with a weak surface low pressure across southeast Louisiana and southern Mississippi. Numerous severe thunderstorms developed through the afternoon. In Marrero, Jefferson Parish, thunderstorm winds knocked down a powerline, while additional wind damage in Hammond brought down multiple trees, incl...
Flash Flood — Mar 29, 2025
An upper level system moved across the area very slowly on March 29th. The flow pattern in the upper levels were quite conducive for sustained thunderstorm growth. Add in ample moisture in place to produce moderate to heavy rain and the environment was prime for producing flash flooding. Training thunderstorms in the Baton Rouge Metro area resulted in flash flooding.
Flash Flood — Apr 24, 2025
On the morning of April 24th, a remnant mesoscale convective vortex (MCV) that originated off the southeast Texas coast drifted along the northern Gulf and eventually stalled near the Baton Rouge metro area. The first storms developed on the west side of the Mississippi River over Addis, Brusly, and Plaquemine, where slow-moving and training cells led to significant flash flooding, rendering ma...
Tropical Storm — Sep 11, 2024
Hurricane Francine formed as a tropical storm in the Gulf of Mexico on September 9, 2024, and intensified into a Category 2 hurricane before making landfall near Houma, Louisiana, on the morning of September 11. With sustained winds of 100 mph and gusts peaking at 105 mph, Francine brought widespread damage to southeastern Louisiana and southern Mississippi. A storm surge of 6-9 feet inundated ...
Flash Flood — Apr 10, 2024
A strong upper level disturbance, surface low, and cold front produced a line of severe thunderstorms that pushed across Southeast Louisiana and Southern Mississippi in the morning and early afternoon hours of Wednesday, April 10, 2024. The line of severe thunderstorms produced strong straight line winds, extensive flash flooding in the New Orleans metro area and several tornadoes. The stronge...
Source: NOAA National Weather Service Storm Events Database.
Source: OpenFEMA NFIP Individual Claims (2.25M records analyzed).
FEMA assigns flood zone designations to areas in East Baton Rouge Parish, Louisiana:
AE High Risk — 1% annual chance of flooding. Insurance required.
VE Very High Risk — Coastal flooding with wave action.
X (Shaded) Moderate Risk — 500-year floodplain.
X Low Risk — Outside major floodplains.
Properties in East Baton Rouge Parish, Louisiana that are in FEMA-designated Special Flood Hazard Areas (zones A and V) with federally backed mortgages are required to carry flood insurance.
Even outside high-risk zones, flood insurance is recommended. From 2014 to 2024, nearly one-third of NFIP claims came from outside the high-risk Special Flood Hazard Area.
Visit FloodSmart.gov to find an agent and get a quote.