Hail history for Blue River, Wisconsin
NOAA hail reports in and within about 5 km (3 miles) of Blue River since 1974, with preliminary reports to November 3, 2026.
Readout · Blue River
- Last hail
- Aug 7, 2021
- 1.25 in, half dollar size
- Hail days, last 5 years
- 0
- since Nov 3, 2021 · 0 reports
- Largest ever
- 1.75 in
- golf ball · Jun 18, 2009
16 reports on 11 days since 1974 · #111 of 271 Wisconsin places
Hail map · Blue River
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
Roof damage after hail? Get a free inspection
Hail bruises shingles and cracks seals in ways you can't see from the ground, and most insurers set a claim deadline after the storm. The latest hail report in Blue River is from August 7, 2021. A local roofer can check and document it at no cost.
Phone line opening soon
What the record says about Blue River
The latest hail report in and around Blue River is from August 7, 2021, 1.25 in (half dollar size). There has been no hail report here in the five years since November 3, 2021.
Over the 20 years 2006–2025, Blue River logged 8 reports on 5 hail days, about 0.4 reports a year. That is 11% less than the median Wisconsin town on this site (0.5 a year) and ranks #111 of 271 Wisconsin cities and towns on this site for all-time reports. Blue River accounts for 6% of the 255 reports filed in Grant County.
0% of reports with a size were 2 inches (hen egg) or larger, against 6% for the median Wisconsin town on this site. The largest hail on record here is 1.75 in (golf ball) on June 18, 2009 near 2.44 SW Blue River.
Reports were down 86% in 2016–2025 (1) compared with 2006–2015 (7). The busiest year was 1998, with 5 reports on 3 days. Hail here peaks in June (50% of reports); 63% fall between April and June.
Reports a year 2006–2025 average
- Blue River 0.4
- Grant County 7.2
- Median Wisconsin town on this site 0.5
Hail days 2006–2025
- Blue River 5
- Grant County 54
- Median Wisconsin town on this site 7
Share 2 in or larger of sized reports
- Blue River 0%
- Grant County 7%
- Median Wisconsin town on this site 6%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0 | ||||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 1 | 1 | |||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 0 |
Largest hail on record
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Jun 18, 2009 | 1.75 ingolf ball | 2.44 SW Blue River | Grant | $8K | 22:25 local · NCEI |
| Oct 4, 2006 | 1.75 ingolf ball | 0.69 N Blue River | Grant | $20K | 04:34 local · NCEI |
| Jun 14, 1974 | 1.75 ingolf ball | — | Grant | — | 11:30 local · NCEI |
| Aug 7, 2021 | 1.25 inhalf dollar | 2.13 SSE Blue River | Grant | — | 15:52 local · NCEI |
| Jun 18, 2009 | 1.25 inhalf dollar | 2.44 SW Blue River | Grant | $4K | 22:23 local · NCEI |
Sizes filed before 1996 are often rough estimates (round numbers like 7.00 or 8.00 in) without an exact spot; they are shown as NOAA filed them.
Size of every report
- Under 1 in 8 50%
- 1–2 in 8 50%
- 2 in + 0 0%
Most recent reports
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Aug 7, 2021 | 1.25 inhalf dollar | 2.13 SSE Blue River | Grant | — | 15:52 local · NCEI |
| Jun 18, 2009 | 1.75 ingolf ball | 2.44 SW Blue River | Grant | $8K | 22:25 local · NCEI |
| Jun 18, 2009 | 1.25 inhalf dollar | 2.44 SW Blue River | Grant | $4K | 22:23 local · NCEI |
| Jun 18, 2009 | 0.75 inpenny | Blue River | Grant | — | 22:20 local · NCEI |
| Jun 18, 2009 | 0.88 innickel | Blue River | Grant | — | 22:15 local · NCEI |
| Aug 4, 2008 | 0.75 inpenny | 3 W Avoca | Iowa | — | 11:00 local · NCEI |
| Oct 4, 2006 | 1.75 ingolf ball | 0.69 N Blue River | Grant | $20K | 04:34 local · NCEI |
| Aug 24, 2006 | 0.75 inpenny | Port Andrew | Richland | — | 11:58 local · NCEI |
| Aug 25, 2003 | 0.88 innickel | 2 SW Blue River | Grant | — | 19:40 local · NCEI |
| Jul 31, 2003 | 1.00 inquarter | 6 W Avoca | Iowa | — | 13:00 local · NCEI |
| Jun 20, 1998 | 1.25 inhalf dollar | Blue River | Grant | $15K | 17:37 local · NCEI |
| Jun 20, 1998 | 0.75 inpenny | Port Andrew | Richland | — | 17:34 local · NCEI |
Hail history near Blue River
Questions about hail in Blue River
How often does it hail in Blue River, Wisconsin?
16 hail reports have been logged in and within about 5 km (3 miles) of Blue River since 1974. Over the 20 years 2006–2025 that averages 0.4 reports a year. That ranks #111 of 271 Wisconsin places by number of reports.
When is hail season in Blue River?
Most reports come in June, August, April. June alone accounts for 50% of all reports.
What is the largest hail recorded in Blue River?
1.75 in (golf ball size) on June 18, 2009 near 2.44 SW Blue River. 0% of reports here were 2 inches or larger.
When did it last hail in Blue River?
The most recent report in this data is from August 7, 2021 (1.25 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Blue River had in the last five years?
None: there has been no hail report in and within about 5 km (3 miles) of Blue River since November 3, 2021. The last one was on August 7, 2021.
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.