Hail history for Iosco County, Michigan
Every NOAA hail report filed in Iosco County since 1977, with preliminary National Weather Service reports to November 3, 2026.
Readout · Iosco County
- Last hail
- Jul 27, 2026
- 1.50 in, ping pong ball size
- Hail days, last 5 years
- 1
- since Nov 3, 2021 · 2 reports
- Largest ever
- 2.75 in
- baseball · Jun 30, 2004
73 reports on 46 days since 1977 · #30 of 84 Michigan counties
Hail map · Iosco County
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
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What the record says about Iosco County
The latest hail report in Iosco County is from July 27, 2026, 1.50 in (ping pong ball size). Since November 3, 2021 there has been one hail day; the biggest stones in that time were 2.00 in on July 27, 2026.
Over the 20 years 2006–2025, Iosco County logged 28 reports on 18 hail days, about 1.4 reports a year. That is 12% more than the median Michigan county (1.3 a year) and ranks #30 of 84 Michigan counties for all-time reports. Iosco County holds 1% of all 6,085 hail reports in Michigan.
4% of reports with a size were 2 inches (hen egg) or larger, against 4% for the median Michigan county. The largest hail on record here is 2.75 in (baseball) on June 30, 2004 near 7 W Oscoda.
Reports were down 88% in 2016–2025 (3) compared with 2006–2015 (25). The busiest year was 2008, with 13 reports on 5 days. Hail here peaks in May (29% of reports); 56% fall between April and June.
Reports a year 2006–2025 average
- Iosco County 1.4
- Median Michigan county 1.3
Hail days 2006–2025
- Iosco County 18
- Median Michigan county 17
Share 2 in or larger of sized reports
- Iosco County 4%
- Median Michigan county 4%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 2 | 2 | |||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 2 | 2 | |||||||||||
| 2017 | 1 | 1 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Jul 27, 2026 | 2 | 2.00 in | — |
Largest hail on record
| Date | Size | Location | Time · source |
|---|---|---|---|
| Jun 30, 2004 | 2.75 inbaseball | 7 W Oscoda | 14:45 local · NCEI |
| Jul 27, 2026 | 2.00 inhen egg | 4.49 W Oscoda | 12:10 local · NCEI |
| Aug 21, 2003 | 2.00 inhen egg | 4 W Tawas City | 17:35 local · NCEI |
| Aug 21, 2003 | 1.75 ingolf ball | 4 N Oscoda | 17:20 local · NCEI |
| May 12, 2000 | 1.75 ingolf ball | Whittemore | 15:45 local · NCEI |
Size of every report
- Under 1 in 40 56%
- 1–2 in 29 40%
- 2 in + 3 4%
- No size 1
Most recent reports
| Date | Size | Location | Time · source |
|---|---|---|---|
| Jul 27, 2026 | 1.50 inping pong ball | 5.92 W Oscoda | 12:15 local · NCEI |
| Jul 27, 2026 | 2.00 inhen egg | 4.49 W Oscoda | 12:10 local · NCEI |
| May 27, 2018 | 0.75 inpenny | 0.49 W East Tawas | 15:20 local · NCEI |
| May 27, 2018 | 1.00 inquarter | 6.03 NW East Tawas Iosco Arp | 15:20 local · NCEI |
| Feb 24, 2017 | 1.00 inquarter | 1.1 ENE East Tawas | 16:48 local · NCEI |
| Jul 27, 2014 | 1.00 inquarter | 2.11 ENE Oscoda | 13:55 local · NCEI |
| Apr 29, 2014 | 0.75 inpenny | 0.85 SE Au Sable | 20:33 local · NCEI |
| Jun 16, 2013 | 1.00 inquarter | 1.97 E Oscoda | 20:19 local · NCEI |
| Jul 5, 2009 | 0.75 inpenny | 5.48 NNW East Tawas | 13:35 local · NCEI |
| May 30, 2009 | 0.75 inpenny | 2.69 S Au Sable | 15:55 local · NCEI |
| Jul 15, 2008 | 1.00 inquarter | Tawas City | 17:56 local · NCEI |
| Jul 15, 2008 | 0.75 inpenny | 0.49 W Hale | 17:33 local · NCEI |
Cities and towns in Iosco County
| Place | Reports | Largest |
|---|---|---|
| Au Sable | 12 | 1.75 in |
| East Tawas | 10 | 1.75 in |
Smaller places with fewer than 10 reports
These places have too few reports for a page of their own, so their record lives here.
| Place | Reports | Hail days | Latest |
|---|---|---|---|
| Tawas City | 9 | 9 | Jul 15, 2008 |
| Whittemore | 6 | 5 | Jun 15, 2008 |
| Turner | 2 | 2 | Jul 17, 2006 |
| Oscoda | 1 | 1 | Jun 16, 2013 |
Questions about hail in Iosco County
How often does it hail in Iosco County, Michigan?
73 hail reports have been logged in Iosco County since 1977. Over the 20 years 2006–2025 that averages 1.4 reports a year. That ranks #30 of 84 Michigan counties by number of reports.
When is hail season in Iosco County?
Most reports come in May, July, June. May alone accounts for 29% of all reports.
What is the largest hail recorded in Iosco County?
2.75 in (baseball size) on June 30, 2004 near 7 W Oscoda. 4% of reports here were 2 inches or larger.
When did it last hail in Iosco County?
The most recent report in this data is from July 27, 2026 (1.50 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Iosco County had in the last five years?
1 separate days with hail reports since November 3, 2021, adding up to 2 reports. The most recent was July 27, 2026.
Where does this hail data come from?
Hail reports come from the NOAA NCEI Storm Events Database, which the National Weather Service compiles from spotter, public, law enforcement and media reports. Recent days use preliminary NWS Local Storm Reports via the Iowa Environmental Mesonet until NOAA publishes final data. Only reported hail is counted, so areas with fewer people tend to have fewer reports.