Enter any address in Iosco County, Michigan 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.
Iosco County, Michigan has recorded 5 flood-related events since 1996 according to NOAA's Storm Events Database, including 1 flash floods and 3 river or area floods. The county has received 10 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 (1972–2020)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Storms And Flooding | Dam/Levee Break | May 16, 2020 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Hurricane Katrina Evacuation | Hurricane | Aug 29, 2005 |
| Mi - Severe Weather 1/2 /99 | Snowstorm | Jan 2, 1999 |
| Severe Storms And Flooding | Flood | Sep 5, 1985 |
| Blizzards & Snowstorms | Snowstorm | Jan 27, 1978 |
| Drought | Drought | Mar 2, 1977 |
| Severe Storms & Flooding | Flood | Apr 12, 1973 |
| Severe Storms & Flooding | Flood | Dec 1, 1972 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flood | May 18, 2020 | 1.20M |
| Lakeshore Flood | Oct 21, 2019 | 45.00K |
| Flood | Mar 5, 2004 | — |
| Flash Flood | Jul 4, 2003 | 3K |
| Flood | Apr 1, 1998 | — |
Flood — May 18, 2020
A very slow moving low pressure system advanced east from the central Plains. Unusually deep moisture was pushed northward into the Great Lakes region, ahead of this low. Multiple rounds of heavy rain fell in parts of northern lower Michigan on the 17th and 18th. This heavy rain targeted east central and northeast lower Michigan in particular. Rainfall amounts of 2 to 4 inches were common by th...
Lakeshore Flood — Oct 21, 2019
Strong northerly to easterly winds resulted in another round of substantial coastal flooding and beach erosion, this time on both Lake Michigan and Lake Huron, for the 21st into the 22nd.
Flood — Mar 5, 2004
A storm system brought a little over an inch of rain to East Central Lower Michigan. With very cold and in places frozen ground, this water could not be readily absorbed. Combined with substantial snowmelt, the rain produced flooding in Gladwin, Arenac, and Iosco Counties. The Tobacco River in Beaverton exceeded flood stage of 12 feet late in the evening of the 5th, crested at 12.6 feet at 9...
Flash Flood — Jul 4, 2003
Thunderstorms developed in northern Lower Michigan, and intensified as they reached the Lake Huron shoreline.
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 Iosco County, Michigan:
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 Iosco County, Michigan 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.