Hail history for Jasper, Minnesota
NOAA hail reports in and within about 5 km (3 miles) of Jasper since 1979, with preliminary reports to November 3, 2026.
Readout · Jasper
- Last hail
- Sep 21, 2025
- 1.00 in, quarter size
- Hail days, last 5 years
- 4
- since Nov 3, 2021 · 5 reports
- Largest ever
- 2.00 in
- hen egg · Jun 24, 2003
15 reports on 11 days since 1979 · #255 of 451 Minnesota places
Hail map · Jasper
- 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 Jasper is from September 21, 2025. A local roofer can check and document it at no cost.
Phone line opening soon
What the record says about Jasper
The latest hail report in and around Jasper is from September 21, 2025, 1.00 in (quarter size). Since November 3, 2021 there have been 4 separate hail days; the biggest stones in that time were 1.75 in on July 13, 2023.
Over the 20 years 2006–2025, Jasper logged 7 reports on 6 hail days, about 0.3 reports a year. That is 22% less than the median Minnesota town on this site (0.5 a year) and ranks #255 of 451 Minnesota cities and towns on this site for all-time reports. Jasper accounts for 11% of the 138 reports filed in Rock County.
13% of reports with a size were 2 inches (hen egg) or larger, against 6% for the median Minnesota town on this site. The largest hail on record here is 2.00 in (hen egg) on June 24, 2003 near Jasper.
The busiest year was 2005, with 4 reports on 1 day. Hail here peaks in June (47% of reports); 67% fall between April and June.
Reports a year 2006–2025 average
- Jasper 0.3
- Rock County 3.0
- Median Minnesota town on this site 0.5
Hail days 2006–2025
- Jasper 6
- Rock County 39
- Median Minnesota town on this site 7
Share 2 in or larger of sized reports
- Jasper 13%
- Rock County 4%
- Median Minnesota 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 | 1 | 1 | |||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 2 | 2 | |||||||||||
| 2022 | 1 | 1 | 2 | ||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 0 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Sep 21, 2025 | 1 | 1.00 in | — |
| Jul 13, 2023 | 2 | 1.75 in | — |
| May 30, 2022 | 1 | 0.88 in | — |
| Apr 23, 2022 | 1 | 1.25 in | — |
Largest hail on record
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Jun 24, 2003 | 2.00 inhen egg | Jasper | Rock | 18:06 local · NCEI |
| Jul 21, 1979 | 2.00 inhen egg | — | Rock | 22:00 local · NCEI |
| Jul 13, 2023 | 1.75 ingolf ball | 5.23 SSW Ihlen | Pipestone | 17:57 local · NCEI |
| Jul 13, 2023 | 1.75 ingolf ball | 5.06 SSW Ihlen | Pipestone | 17:57 local · NCEI |
| Jul 13, 1997 | 1.50 inping pong ball | 4 S Ihlen | Pipestone | 15:45 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 6 40%
- 1–2 in 7 47%
- 2 in + 2 13%
Most recent reports
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Sep 21, 2025 | 1.00 inquarter | 1.49 E Jasper | Rock | 17:51 local · NCEI |
| Jul 13, 2023 | 1.75 ingolf ball | 5.23 SSW Ihlen | Pipestone | 17:57 local · NCEI |
| Jul 13, 2023 | 1.75 ingolf ball | 5.06 SSW Ihlen | Pipestone | 17:57 local · NCEI |
| May 30, 2022 | 0.88 innickel | 5.06 SSW Ihlen | Pipestone | 14:29 local · NCEI |
| Apr 23, 2022 | 1.25 inhalf dollar | 5.06 SSW Ihlen | Pipestone | 04:50 local · NCEI |
| Jun 16, 2014 | 1.00 inquarter | 2.07 S Jasper | Rock | 12:30 local · NCEI |
| May 8, 2007 | 0.75 inpenny | 2 E Jasper | Rock | 17:35 local · NCEI |
| Jun 20, 2005 | 0.75 inpenny | 2 SW Jasper | Rock | 14:53 local · NCEI |
| Jun 20, 2005 | 0.75 inpenny | 4 SW Ihlen | Pipestone | 14:42 local · NCEI |
| Jun 20, 2005 | 0.75 inpenny | 1 S Jasper | Rock | 14:42 local · NCEI |
| Jun 20, 2005 | 0.75 inpenny | 4 SW Ihlen | Pipestone | 14:35 local · NCEI |
| Jun 24, 2003 | 2.00 inhen egg | Jasper | Rock | 18:06 local · NCEI |
Hail history near Jasper
Questions about hail in Jasper
How often does it hail in Jasper, Minnesota?
15 hail reports have been logged in and within about 5 km (3 miles) of Jasper since 1979. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #255 of 451 Minnesota places by number of reports.
When is hail season in Jasper?
Most reports come in June, July, May. June alone accounts for 47% of all reports.
What is the largest hail recorded in Jasper?
2.00 in (hen egg size) on June 24, 2003 near Jasper. 13% of reports here were 2 inches or larger.
When did it last hail in Jasper?
The most recent report in this data is from September 21, 2025 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Jasper had in the last five years?
4 separate days with hail reports since November 3, 2021, adding up to 5 reports. The most recent was September 21, 2025.
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.