Enter any address in Johnson County, Nebraska to see its FEMA flood zone
3 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Johnson County, Nebraska has recorded 11 flood-related events since 1996 according to NOAA's Storm Events Database, including 8 flash floods and 3 river or area floods. The county has received 22 federal disaster declarations, 6 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1967–2025)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Winter Storm And Straight-line Winds | Winter Storm | Mar 18, 2025 |
| Severe Storms, Straight-line Winds, And Tornadoes | Severe Storm | Dec 15, 2021 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Winter Storm, Straight-line Winds, And Flooding | Flood | Mar 9, 2019 |
| Severe Storms, Tornadoes, Straight-line Winds, And Flooding | Severe Storm | May 6, 2015 |
| Severe Storms, Flooding, Tornado, And Straight-lin | Severe Storm | Sep 13, 2010 |
| Severe Storms, Ice Jams, And Flooding | Flood | Mar 6, 2010 |
| Severe Winter Storms And Snowstorm | Severe Storm | Dec 22, 2009 |
| Severe Winter Storm | Severe Storm | Nov 16, 2009 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flood | Jun 1, 2023 | 0.00K |
| Flood | Oct 8, 2018 | 0.00K |
| Flash Flood | Jun 4, 2015 | 20.00K |
| Flood | Apr 25, 2008 | 1.00M |
| Flash Flood | May 6, 2007 | 100.00K |
| Flash Flood | May 29, 2004 | — |
| Flash Flood | May 4, 2001 | — |
| Flash Flood | May 26, 1996 | — |
| Flash Flood | May 23, 1996 | .4M |
| Flash Flood | May 8, 1996 | — |
Flood — Jun 1, 2023
Heavy rain led to a very localized flash flood in rural Johnson County.
Flood — Oct 8, 2018
Heavy rain occurred across the area on October 8th.
Flash Flood — Jun 4, 2015
A very moist and unstable atmosphere developed over eastern Nebraska on June 4th as southerly winds brought rich gulf moisture northward into the region. This moisture interacted with a frontal boundary across southern Nebraska and produced several rounds of heavy thunderstorms with the first in the morning, and then again in the late afternoon and evening. The heavy rainfall produced flash flo...
Flood — Apr 25, 2008
An area of thunderstorms, including a few supercells, developed along a cold front that was pushing into eastern Nebraska and also along a weak warm front that extended just ahead of the cold front. The storms were fed by a very strong low level jet that increased in intensity and helped create the wind shear favorable for the supercells, including one which produced a short-lived tornado in J...
Flash Flood — May 6, 2007
A large upper level disturbance over the Rocky Mountains combined with a nearly stationary front over southeast Nebraska brought strong to severe thunderstorms to parts of the area for the second night in a row. This time the stronger storms were generally confined to southeast Nebraska where a multicell cluster of storms bowed out across southeast Nebraska. The storms did produce at least on...
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 Johnson County, Nebraska:
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 Johnson County, Nebraska 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.