Hail history for Beaverhead County, Montana
Every NOAA hail report filed in Beaverhead County since 1958, with preliminary National Weather Service reports to November 3, 2026.
Readout · Beaverhead County
- Last hail
- Sep 6, 2026
- 1.00 in, quarter size · preliminary
- Hail days, last 5 years
- 5
- since Nov 3, 2021 · 7 reports
- Largest ever
- 2.75 in
- baseball · Aug 6, 2009
58 reports on 39 days since 1958 · #44 of 57 Montana counties
Hail map · Beaverhead 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 Beaverhead County
The latest hail report in Beaverhead County is from September 6, 2026, 1.00 in (quarter size). Since November 3, 2021 there have been 5 separate hail days; the biggest stones in that time were 1.75 in on July 16, 2026.
Over the 20 years 2006–2025, Beaverhead County logged 24 reports on 16 hail days, about 1.2 reports a year. That is 39% of the median Montana county (3.0 a year) and ranks #44 of 57 Montana counties for all-time reports. Beaverhead County holds 1% of all 8,453 hail reports in Montana.
7% of reports with a size were 2 inches (hen egg) or larger, against 7% for the median Montana county. The largest hail on record here is 2.75 in (baseball) on August 6, 2009 near 3 S Wise River.
Reports were down 29% in 2016–2025 (10) compared with 2006–2015 (14). The busiest year was 2019, with 6 reports on 3 days. Hail here peaks in August (41% of reports); 12% fall between April and June.
Reports a year 2006–2025 average
- Beaverhead County 1.2
- Median Montana county 3.0
Hail days 2006–2025
- Beaverhead County 16
- Median Montana county 31
Share 2 in or larger of sized reports
- Beaverhead County 7%
- Median Montana county 7%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1 | 4 | 5 | ||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 1 | 1 | 2 | ||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 2 | 4 | 6 | ||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 1 | 1 |
Hail days since Nov 3, 2021
Largest hail on record
| Date | Size | Location | Time · source |
|---|---|---|---|
| Aug 6, 2009 | 2.75 inbaseball | 3 S Wise River | 15:15 local · NCEI |
| Jul 9, 1963 | 2.75 inbaseball | — | 17:00 local · NCEI |
| Jul 7, 1958 | 2.00 inhen egg | — | 18:00 local · NCEI |
| Jul 7, 1958 | 2.00 inhen egg | — | 18:00 local · NCEI |
| Jul 16, 2026 | 1.75 ingolf ball | 3.67 SW Wise River | 16:32 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 19 34%
- 1–2 in 33 59%
- 2 in + 4 7%
- No size 2
Most recent reports
| Date | Size | Location | Time · source |
|---|---|---|---|
| Sep 6, 2026 | 1.00 inquarter | Wisdom | 22:14 UTC · NWS prelim. |
| Sep 6, 2026 | 1.00 inquarter | Wisdom | 22:05 UTC · NWS prelim. |
| Sep 6, 2026 | 1.00 inquarter | Wisdom | 22:03 UTC · NWS prelim. |
| Sep 2, 2026 | 0.25 inpea | Wisdom | 18:35 UTC · NWS prelim. |
| Jul 16, 2026 | 1.75 ingolf ball | 3.67 SW Wise River | 16:32 local · NCEI |
| Sep 3, 2024 | 1.00 inquarter | 0.97 E Dillon | 13:45 local · NCEI |
| Aug 19, 2024 | 1.75 ingolf ball | 6.83 E Polaris | 14:30 local · NCEI |
| Aug 11, 2019 | 1.50 inping pong ball | Dillon | 13:11 local · NCEI |
| Aug 11, 2019 | 1.25 inhalf dollar | 7 NE Dillon | 13:00 local · NCEI |
| Aug 11, 2019 | 1.50 inping pong ball | Grant | 12:31 local · NCEI |
| Aug 11, 2019 | 1.75 ingolf ball | 3 WNW Dillon | 12:30 local · NCEI |
| Jul 16, 2019 | 1.00 inquarter | Dewey | 20:10 local · NCEI |
Cities and towns in Beaverhead County
| Place | Reports | Largest |
|---|---|---|
| Dillon | 15 | 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 |
|---|---|---|---|
| Wisdom | 8 | 5 | Sep 6, 2026 |
| Lima | 6 | 6 | Jul 7, 2019 |
| Wise River | 5 | 5 | Aug 6, 2009 |
| Grant | 2 | 2 | Aug 11, 2019 |
| Argenta | 1 | 1 | Jul 19, 1997 |
| Dell | 1 | 1 | Aug 13, 1999 |
| Glen | 1 | 1 | Jul 10, 2017 |
| Jackson | 1 | 1 | Aug 1, 2013 |
| Lakeview | 1 | 1 | Jun 14, 1996 |
Questions about hail in Beaverhead County
How often does it hail in Beaverhead County, Montana?
58 hail reports have been logged in Beaverhead County since 1958. Over the 20 years 2006–2025 that averages 1.2 reports a year. That ranks #44 of 57 Montana counties by number of reports.
When is hail season in Beaverhead County?
Most reports come in August, July, June. August alone accounts for 41% of all reports.
What is the largest hail recorded in Beaverhead County?
2.75 in (baseball size) on August 6, 2009 near 3 S Wise River. 7% of reports here were 2 inches or larger.
When did it last hail in Beaverhead County?
The most recent report in this data is from September 6, 2026 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Beaverhead County had in the last five years?
5 separate days with hail reports since November 3, 2021, adding up to 7 reports. The most recent was September 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.