Hail history for Blencoe, Iowa
NOAA hail reports in and within about 5 km (3 miles) of Blencoe since 1998, with preliminary reports to November 3, 2026.
Readout · Blencoe
- Last hail
- Mar 6, 2026
- 1.50 in, ping pong ball size
- Hail days, last 5 years
- 3
- since Nov 3, 2021 · 3 reports
- Largest ever
- 2.50 in
- tennis ball · Jul 25, 2002
18 reports on 14 days since 1998 · #192 of 483 Iowa places
Hail map · Blencoe
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
Concerned about your roof after hail?
Send a request to Moxisync Labs for review. The latest hail report in Blencoe is from March 6, 2026. We’re building local roofer coverage. Submitting a request does not guarantee a quote or book an inspection.
Phone line opening soon
What the record says about Blencoe
The latest hail report in and around Blencoe is from March 6, 2026, 1.50 in (ping pong ball size). Since November 3, 2021 there have been 3 separate hail days; the biggest stones in that time were 1.50 in on March 6, 2026.
Over the 20 years 2006–2025, Blencoe logged 7 reports on 6 hail days, about 0.3 reports a year. That is 22% less than the median Iowa town on this site (0.5 a year) and ranks #192 of 483 Iowa cities and towns on this site for all-time reports. Blencoe accounts for 13% of the 144 reports filed in Monona County.
6% of reports with a size were 2 inches (hen egg) or larger, against 6% for the median Iowa town on this site. The largest hail on record here is 2.50 in (tennis ball) on July 25, 2002 near Blencoe.
The busiest year was 2002, with 3 reports on 1 day. Hail here peaks in May (33% of reports); 61% fall between April and June.
Reports a year 2006–2025 average
- Blencoe 0.3
- Monona County 3.1
- Median Iowa town on this site 0.5
Hail days 2006–2025
- Blencoe 6
- Monona County 45
- Median Iowa town on this site 7
Share 2 in or larger of sized reports
- Blencoe 6%
- Monona County 10%
- Median Iowa town on this site 6%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1 | 1 | |||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 1 | 1 | |||||||||||
| 2023 | 1 | 1 | |||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 0 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Mar 6, 2026 | 1 | 1.50 in | — |
| May 21, 2024 | 1 | 1.00 in | — |
| Apr 19, 2023 | 1 | 1.50 in | — |
Largest hail on record
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Jul 25, 2002 | 2.50 intennis ball | Blencoe | Monona | 03:45 local · NCEI |
| Jul 25, 2002 | 1.75 ingolf ball | Blencoe | Monona | 03:28 local · NCEI |
| Jul 25, 2002 | 1.75 ingolf ball | Blencoe | Monona | 01:47 local · NCEI |
| Jun 12, 2001 | 1.75 ingolf ball | Blencoe | Monona | 10:35 local · NCEI |
| Aug 5, 2000 | 1.75 ingolf ball | Blencoe | Monona | 17:36 local · NCEI |
Size of every report
- Under 1 in 5 28%
- 1–2 in 12 67%
- 2 in + 1 6%
Most recent reports
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Mar 6, 2026 | 1.50 inping pong ball | 1.03 W Blencoe | Monona | 20:40 local · NCEI |
| May 21, 2024 | 1.00 inquarter | Blencoe | Monona | 12:25 local · NCEI |
| Apr 19, 2023 | 1.50 inping pong ball | 0.51 W Blencoe | Monona | 17:28 local · NCEI |
| Sep 15, 2016 | 1.50 inping pong ball | 0.86 SW Blencoe | Monona | 17:23 local · NCEI |
| Sep 15, 2016 | 0.75 inpenny | 2.17 WSW Blencoe | Monona | 17:05 local · NCEI |
| Jun 16, 2014 | 1.00 inquarter | Blencoe | Monona | 10:40 local · NCEI |
| Jun 5, 2014 | 1.00 inquarter | 2.92 SE Blencoe | Monona | 15:40 local · NCEI |
| May 23, 2012 | 1.00 inquarter | Blencoe | Monona | 17:34 local · NCEI |
| Apr 20, 2005 | 0.75 inpenny | Blencoe | Monona | 04:31 local · NCEI |
| Jul 25, 2002 | 2.50 intennis ball | Blencoe | Monona | 03:45 local · NCEI |
| Jul 25, 2002 | 1.75 ingolf ball | Blencoe | Monona | 03:28 local · NCEI |
| Jul 25, 2002 | 1.75 ingolf ball | Blencoe | Monona | 01:47 local · NCEI |
Hail history near Blencoe
- Onawa 11 km · 23
- Little Sioux 14 km · 19
- River Sioux 15 km · 12
- Whiting 23 km · 16
- Mondamin 25 km · 19
- Soldier 26 km · 10
- Magnolia 32 km · 11
- Hornick 33 km · 15
Questions about hail in Blencoe
How often does it hail in Blencoe, Iowa?
18 hail reports have been logged in and within about 5 km (3 miles) of Blencoe since 1998. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #192 of 483 Iowa places by number of reports.
When is hail season in Blencoe?
Most reports come in May, June, July. May alone accounts for 33% of all reports.
What is the largest hail recorded in Blencoe?
2.50 in (tennis ball size) on July 25, 2002 near Blencoe. 6% of reports here were 2 inches or larger.
When did it last hail in Blencoe?
The most recent report in this data is from March 6, 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 Blencoe had in the last five years?
3 separate days with hail reports since November 3, 2021, adding up to 3 reports. The most recent was March 6, 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.