Enter any address in Madison County, Montana to see its FEMA flood zone
1 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Madison County, Montana has recorded 9 flood-related events since 1996 according to NOAA's Storm Events Database. The county has received 7 federal disaster declarations. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1997–2020)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Storms And Flooding | Severe Storm | Apr 4, 2011 |
| Hurricane Katrina Evacuation | Hurricane | Aug 29, 2005 |
| Mt - Central Zone 3c Fire Complex | Fire | Aug 8, 2000 |
| Wildfires | Fire | Jul 13, 2000 |
| Severe Storms,ice Jams, Snow Melt, Flooding | Severe Storm | Mar 1, 1997 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flood | Jun 19, 2020 | 0.00K |
| Flood | Feb 25, 2019 | 0.00K |
| Flood | Feb 20, 2019 | 0.00K |
| Flood | Mar 14, 2017 | 0.00K |
| Flood | Dec 27, 2016 | 0.00K |
| Flood | Jan 11, 2011 | 0.00K |
| Flood | Jun 7, 2011 | 0.00K |
| Flood | Jul 1, 2011 | 0.00K |
| Flood | Jan 8, 2009 | 0.00K |
Flood — Jun 19, 2020
Recent rainfall combined with melting snow raises river levels for some central and southern rivers. Overall limited impacts expected; however, The Big Hole River near Melrose experiences a little more upstream water flowing into it. Water levels rise above minor flood stage, and are expected to crest the evening of Friday June 19th, near 6.5 ft,|before slowly receding below flood stage late Su...
Flood — Feb 25, 2019
As a prolonged cold spell continued, a renewed ice jam and associated flooding affected the Ennis area. In addition, a separate ice jam and related flooding developed along the Gallatin River, near Logan.
Flood — Feb 20, 2019
A prolonged cold spell led to an ice jam along the Madison River, near Ennis.
Flood — Mar 14, 2017
Unseasonably warm temperatures led to rapid snowmelt across parts of Southwest Montana, which in turn led to flooding in a few areas.
Flood — Dec 27, 2016
Ice jam flooding was reported along the Madison River, near Ennis, on the early afternoon of December 27th. The jam also caused flooding along Odell Creek.
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 Madison County, Montana:
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 Madison County, Montana 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.