Enter any address in Allen County, Indiana to see its FEMA flood zone
Flash flooding from thunderstorms is the dominant flood character in Allen County, Indiana. Over the last 30 years, NOAA Storm Events data shows 27 flash flood events and 12 general flood events. Recent events include flash flooding in Fort Wayne on July 5, 2022, following widespread thunderstorms, and flash flooding on July 16, 2021, caused by heavy rain along US 24, impacting areas like SR-1 and I-469.
FEMA National Flood Insurance Program (NFIP) claims data indicates that properties in Zone A and Zone X have experienced significant payouts, with average claims of $15,414 and $16,957 respectively. Zone X_SHADED properties, though fewer in number, have seen higher average water depths. Homeowners in Zone A, Zone X, and Zone X_SHADED, as well as those with unknown flood zone designations, should pay the most attention to flood risk.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
6 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Allen County, Indiana has recorded 39 flood-related events since 1996 according to NOAA's Storm Events Database, including 27 flash floods and 12 river or area floods. The county has received 17 federal disaster declarations, 3 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1978–2026)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Winter Storm | Winter Storm | Jan 23, 2026 |
| Severe Storms, Straight-line Winds, And Tornadoes | Severe Storm | Mar 31, 2023 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Winter Storm And Snowstorm | Severe Storm | Jan 5, 2014 |
| Severe Storms, Tornadoes, And Flooding | Severe Storm | Mar 8, 2009 |
| Severe Storms And Flooding | Severe Storm | Jan 7, 2008 |
| Snow | Snowstorm | Feb 12, 2007 |
| Hurricane Katrina Evacuation | Hurricane | Aug 29, 2005 |
| Severe Winter Storms And Flooding | Severe Storm | Jan 1, 2005 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flood | Apr 2, 2025 | 1.00K |
| Flood | Mar 23, 2023 | 15.00K |
| Flash Flood | Jul 5, 2022 | 5.00K |
| Flash Flood | Jul 16, 2021 | 0.00K |
| Flood | Jul 8, 2020 | 0.00K |
| Flash Flood | Aug 29, 2017 | 300.00K |
| Flash Flood | May 24, 2017 | 0.00K |
| Flood | May 10, 2016 | 0.00K |
| Flash Flood | May 10, 2016 | 0.00K |
| Flood | Jun 27, 2015 | 0.00K |
Flood — Apr 2, 2025
The atmosphere was primed for severe weather during the afternoon and evening hours of April 2nd. 0-1 km SRH values of 300 to 500 m2/s2, 60 to 70 kts of shear and MLCAPE of around 1000 J/KG set the stage for numerous thunderstorms. Damage reports were not as widespread, but those that occurred tended to be in swaths related to cold pools from bowing segments or tornadoes. Eight tornadoes (thre...
Flood — Mar 23, 2023
By daybreak on March 23, about 1 to 2 inches of rain had fallen over parts of northern Indiana. Additional rain and thunderstorms moved through during the late morning and midday hours. This resulted in flooding at some locations.
Flash Flood — Jul 5, 2022
Thunderstorms developed in the afternoon and evening of July 5. Widespread wind damage occurred in an area from Steuben County through Allen County in Indiana.
Flash Flood — Jul 16, 2021
An axis of heavy rain set up along and south of US 24, with flash flooding reported in Fort Wayne along SR-1 and I 469. Isolated amounts of 3-6 of rain were reported, with reports of 1-3 more widespread. Several rivers went into action stage during the event.
Flood — Jul 8, 2020
Another multicell day with short-lived but intense cores due to moderate instability/low shear. Outflow interactions dominated the evolution once again. Storms seemed to focus south of Route 6, possibly due to effects from outflow boundary that settled across the area the night before. Not a great deal of severe weather but FWA airport reported a 67 mph wind gust. A few reports of half inch to ...
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 Allen County, Indiana:
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 Allen County, Indiana 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.