Hail history for Bowman County, North Dakota
Every NOAA hail report filed in Bowman County since 1958, with preliminary National Weather Service reports to November 3, 2026.
Readout · Bowman County
- Last hail
- Aug 10, 2026
- 1.75 in, golf ball size · preliminary
- Hail days, last 5 years
- 9
- since Nov 3, 2021 · 13 reports
- Largest ever
- 3.50 in
- teacup · Sep 7, 2009
168 reports on 98 days since 1958 · #26 of 54 North Dakota counties
Hail map · Bowman County
- 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 Bowman County is from August 10, 2026. A local roofer can check and document it at no cost.
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What the record says about Bowman County
The latest hail report in Bowman County is from August 10, 2026, 1.75 in (golf ball size). Since November 3, 2021 there have been 9 separate hail days; the biggest stones in that time were 1.75 in on August 10, 2026.
Over the 20 years 2006–2025, Bowman County logged 98 reports on 55 hail days, about 4.9 reports a year. That is about the same as the median North Dakota county (4.5 a year) and ranks #26 of 54 North Dakota counties for all-time reports. Bowman County holds 2% of all 10,117 hail reports in North Dakota.
7% of reports with a size were 2 inches (hen egg) or larger, against 9% for the median North Dakota county. The largest hail on record here is 3.50 in (teacup) on September 7, 2009 near 1 S Rhame.
Reports were down 42% in 2016–2025 (36) compared with 2006–2015 (62). The busiest year was 2013, with 11 reports on 4 days. Hail here peaks in July (38% of reports); 35% fall between April and June.
Reports a year 2006–2025 average
- Bowman County 4.9
- Median North Dakota county 4.5
Hail days 2006–2025
- Bowman County 55
- Median North Dakota county 48.5
Share 2 in or larger of sized reports
- Bowman County 7%
- Median North Dakota county 9%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1 | 3 | 4 | ||||||||||
| 2025 | 1 | 1 | 2 | ||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 4 | 4 | |||||||||||
| 2022 | 1 | 1 | 1 | 3 | |||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 2 | 1 | 3 | ||||||||||
| 2019 | 3 | 3 | 6 | ||||||||||
| 2018 | 8 | 1 | 9 | ||||||||||
| 2017 | 1 | 1 | 2 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Aug 10, 2026 | 3 | 1.75 in | View |
| Jun 27, 2026 | 1 | 1.00 in | — |
| Sep 12, 2025 | 1 | 1.00 in | — |
| Jul 20, 2025 | 1 | 1.75 in | — |
| Jul 31, 2023 | 2 | 1.50 in | — |
| Jul 11, 2023 | 2 | 1.75 in | — |
| Oct 2, 2022 | 1 | 0.88 in | — |
| Jul 5, 2022 | 1 | 1.50 in | — |
| Jun 29, 2022 | 1 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | Damage | Time · source |
|---|---|---|---|---|
| Sep 7, 2009 | 3.50 inteacup | 1 S Rhame | $600K | 23:05 local · NCEI |
| Jun 19, 2015 | 2.75 inbaseball | 13.79 WSW Rhame | — | 16:50 local · NCEI |
| Jun 19, 2015 | 2.75 inbaseball | 12.44 WSW Rhame | — | 16:48 local · NCEI |
| Jun 28, 2018 | 2.50 intennis ball | 0.48 W Scranton | — | 05:08 local · NCEI |
| Jul 29, 2011 | 2.50 intennis ball | 10.04 W Rhame | — | 17:50 local · NCEI |
Size of every report
- Under 1 in 46 27%
- 1–2 in 111 66%
- 2 in + 11 7%
Most recent reports
| Date | Size | Location | Time · source |
|---|---|---|---|
| Aug 10, 2026 | 1.75 ingolf ball | 5 ENE Bowman Haley Dam | 00:30 UTC · NWS prelim. |
| Aug 10, 2026 | 1.75 ingolf ball | 4 N Bowman Haley Dam | 00:25 UTC · NWS prelim. |
| Aug 10, 2026 | 1.50 inping pong ball | Bowman | 00:00 UTC · NWS prelim. |
| Jun 27, 2026 | 1.00 inquarter | 16.93 SW Rhame | 16:40 local · NCEI |
| Sep 12, 2025 | 1.00 inquarter | 13.3 SSW Bowman Arpt | 14:48 local · NCEI |
| Jul 20, 2025 | 1.75 ingolf ball | 2.87 E Rhame | 19:18 local · NCEI |
| Jul 31, 2023 | 0.88 innickel | 8.33 NW Haley | 19:32 local · NCEI |
| Jul 31, 2023 | 1.50 inping pong ball | 9.18 SSE Bowman | 19:21 local · NCEI |
| Jul 11, 2023 | 1.00 inquarter | 0.48 W Rhame | 17:47 local · NCEI |
| Jul 11, 2023 | 1.75 ingolf ball | 6.29 WNW Rhame | 17:37 local · NCEI |
| Oct 2, 2022 | 0.88 innickel | 1.43 E Rhame | 18:50 local · NCEI |
| Jul 5, 2022 | 1.50 inping pong ball | 3.16 NE Bowman | 03:31 local · NCEI |
Cities and towns in Bowman County
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 |
|---|---|---|---|
| Gascoyne | 3 | 3 | Aug 3, 2019 |
Questions about hail in Bowman County
How often does it hail in Bowman County, North Dakota?
168 hail reports have been logged in Bowman County since 1958. Over the 20 years 2006–2025 that averages 4.9 reports a year. That ranks #26 of 54 North Dakota counties by number of reports.
When is hail season in Bowman County?
Most reports come in July, June, August. July alone accounts for 38% of all reports.
What is the largest hail recorded in Bowman County?
3.50 in (teacup size) on September 7, 2009 near 1 S Rhame. 7% of reports here were 2 inches or larger.
When did it last hail in Bowman County?
The most recent report in this data is from August 10, 2026 (1.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Bowman County had in the last five years?
9 separate days with hail reports since November 3, 2021, adding up to 13 reports. The most recent was August 10, 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.