Enter any address in Calcasieu Parish, Louisiana to see its FEMA flood zone
Flash flooding from thunderstorms is the dominant flood character in Calcasieu Parish County. Between 2000 and 2020, NOAA recorded 107 flash flood events, with one fatality. Recent examples include flash flooding events in May 2025, caused by a stalled cold front producing heavy rain, and another in August 2025, where a stalled frontal boundary sparked storms that led to flooding in Sulphur.
National Flood Insurance Program (NFIP) data shows a significant number of claims in Zone A (4,430 claims) and Zone X (2,866 claims). Homeowners in these zones, particularly those in Zone A where the average payout was $28,425 for 2.8 feet of water, should pay close attention to flood risk. Properties in Zone X also experienced substantial payouts, averaging $41,670 with 3.1 feet of water.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
21 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Calcasieu Parish, Louisiana has recorded 127 flood-related events since 1996 according to NOAA's Storm Events Database, including 107 flash floods and 19 river or area floods. The county has received 42 federal disaster declarations, 10 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1971–2026)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Winter Storm | Winter Storm | Jan 23, 2026 |
| Tropical Storm Francine | Hurricane | Sep 10, 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 |
| Tropical Storm Zeta | Hurricane | Oct 26, 2020 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flash Flood | Aug 30, 2025 | 10.00K |
| Flash Flood | May 28, 2025 | 0.00K |
| Flash Flood | Jun 13, 2025 | 50.00K |
| Flash Flood | May 7, 2025 | 0.00K |
| Flash Flood | May 6, 2025 | 1.00K |
| Flash Flood | May 2, 2025 | 0.00K |
| Flash Flood | Apr 29, 2024 | 0.00K |
| Flash Flood | May 28, 2024 | 0.00K |
| Flash Flood | Jun 28, 2024 | 0.00K |
| Flash Flood | Jan 26, 2024 | 0.00K |
Flash Flood — Aug 30, 2025
A weak frontal boundary stalled along Interstate 10 during late August. The boundary helped spark numerous showers and storms with one producing flooding in Sulphur.
Flash Flood — May 28, 2025
A cold front moved into the region and stalled for multiple days while weak upper level disturbances triggered a few thunderstorms.
Flash Flood — Jun 13, 2025
An inverted trough moved slowly along the coast of Louisiana increasing moisture which caused heavy rain and thunderstorms over multiple days.
Flash Flood — May 7, 2025
A warm front slowly lifted north across the region during the 6th causing rain and thunderstorms. A low pressure system and associated cold front slowly pushed back across the area on the 7th and stalled into the 9th with a couple rounds of heavy rain and thunderstorms.
Flash Flood — May 6, 2025
A warm front slowly lifted north across the region during the 6th causing rain and thunderstorms. A low pressure system and associated cold front slowly pushed back across the area on the 7th and stalled into the 9th with a couple rounds of heavy rain and thunderstorms.
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 Calcasieu 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 Calcasieu 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.