Enter any address in Shannon County, Missouri to see its FEMA flood zone
Flash flooding from heavy rainfall events is the dominant flood character in Shannon County. Between 1993 and 2023, NOAA Storm Events data recorded 79 flood events and 75 flash flood events, with two fatalities attributed to flash flooding. For example, multiple rounds of showers and thunderstorms in April 2025 produced localized rainfall amounts of 8-12 inches, leading to significant flash flooding and minor to moderate river flooding across south central Missouri.
NFIP claims data indicates that properties in Zone A, designated flood hazard areas, have experienced an average of 5.2 feet of water depth and received average payouts of $9,713. Properties in Zone Unknown also had claims, though with lower average payouts and no reported water depth. Residents in Zone A and those located near rivers or streams should pay particular attention to flood risk.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
59 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Shannon County, Missouri has recorded 154 flood-related events since 1996 according to NOAA's Storm Events Database, including 75 flash floods and 79 river or area floods. The county has received 27 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 (1976–2025)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Storms, Straight-line Winds, Tornadoes, And Flooding | Severe Storm | Mar 30, 2025 |
| Severe Storms, Straight-line Winds, Tornadoes, And Wildfires | Severe Storm | Mar 14, 2025 |
| Severe Storms, Tornadoes, Straight-line Winds, And Flooding | Severe Storm | Nov 3, 2024 |
| Severe Storms, Straight-line Winds, Tornadoes, And Flooding | Severe Storm | May 19, 2024 |
| Severe Storms, Tornadoes, Straight-line Winds, And Flooding | Severe Storm | May 3, 2020 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Storms, Tornadoes, And Flooding | Severe Storm | Apr 29, 2019 |
| Severe Storms, Tornadoes, Straight-line Winds And Flooding | Flood | Apr 28, 2017 |
| Severe Storms, Tornadoes, Straight-line Winds, And Flooding | Flood | Dec 23, 2015 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flood | Jun 6, 2025 | 0.00K |
| Flash Flood | Jun 5, 2025 | 0.00K |
| Flash Flood | Apr 5, 2025 | 0.00K |
| Flash Flood | Apr 4, 2025 | 0.00K |
| Flood | May 31, 2024 | 0.00K |
| Flood | Apr 29, 2024 | 0.00K |
| Flash Flood | May 26, 2024 | 0.00K |
| Flood | Jul 9, 2024 | 0.00K |
| Flood | Nov 5, 2024 | 11.50K |
| Flash Flood | Nov 4, 2024 | 8.80M |
Flood — Jun 6, 2025
A round of showers and thunderstorms occurred during the late night hours of June 5th through the morning hours of June 6th. A line of thunderstorms moved into the area from the southwest and caused damaging winds and a tornado. Additional rainfall on June 7th caused flash flooding occurred due to saturated soils.
Flash Flood — Jun 5, 2025
A very moist airmass led to the development of thunderstorms with heavy rainfall rates during the morning and afternoon of June 4th. Significant flash flooding occurred in and around the city of Marshfield. Additional heavy rainfall caused flooding into the evening and overnight hours with some areas picking up two day totals of 3-5 inches.
Flash Flood — Apr 5, 2025
Multiple rounds of showers and thunderstorms occurred across southern Missouri between April 4th and April 6th. The highest rainfall amounts occurred southeast of Springfield where pockets of 8-10 inches with localized amounts to 12 inches occurred. Significant flash flooding and minor to moderate river flooding occurred, especially across south central Missouri. Two flood fatalities occurred w...
Flash Flood — Apr 4, 2025
Multiple rounds of showers and thunderstorms occurred across southern Missouri between April 4th and April 6th. The highest rainfall amounts occurred southeast of Springfield where pockets of 8-10 inches with localized amounts to 12 inches occurred. Significant flash flooding and minor to moderate river flooding occurred, especially across south central Missouri. Two flood fatalities occurred w...
Flood — May 31, 2024
A mesoscale convective vortex was situated over the border of southeast Kansas and southwest Missouri during the early afternoon hours on May 31, 2024 before slowly continuing to push northeast over the Missouri Ozarks during the late afternoon/evening and into the overnight hours into June 1, 2024. As this MCV pushed through the Missouri Ozarks, a band of moderate to heavy rain developed along...
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 Shannon County, Missouri:
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 Shannon County, Missouri 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.