Hail history for Bismarck, North Dakota
NOAA hail reports in and within about 5 km (3 miles) of Bismarck since 1959, with preliminary reports to November 3, 2026.
Readout · Bismarck
- Last hail
- Sep 28, 2026
- 0.25 in, pea size · preliminary
- Hail days, last 5 years
- 16
- since Nov 3, 2021 · 30 reports
- Largest ever
- 4.50 in
- softball · Jul 29, 2024
141 reports on 85 days since 1959 · #1 of 208 North Dakota places
Hail map · Bismarck
- 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 Bismarck is from September 28, 2026. A local roofer can check and document it at no cost.
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What the record says about Bismarck
The latest hail report in and around Bismarck is from September 28, 2026, 0.25 in (pea size). Since November 3, 2021 there have been 16 separate hail days; the biggest stones in that time were 4.50 in on July 29, 2024.
Over the 20 years 2006–2025, Bismarck logged 83 reports on 47 hail days, about 4.2 reports a year. That is 10.4 times the median North Dakota town on this site (0.4 a year) and ranks #1 of 208 North Dakota cities and towns on this site for all-time reports. Bismarck accounts for 41% of the 344 reports filed in Burleigh County.
11% of reports with a size were 2 inches (hen egg) or larger, against 8% for the median North Dakota town on this site. The largest hail on record here is 4.50 in (softball) on July 29, 2024 near 2.53 WSW Bismarck.
Reports were up 31% in 2016–2025 (47) compared with 2006–2015 (36). The busiest year was 2013, with 13 reports on 4 days. Hail here peaks in July (45% of reports); 28% fall between April and June.
Reports a year 2006–2025 average
- Bismarck 4.2
- Burleigh County 9.3
- Median North Dakota town on this site 0.4
Hail days 2006–2025
- Bismarck 47
- Burleigh County 87
- Median North Dakota town on this site 7
Share 2 in or larger of sized reports
- Bismarck 11%
- Burleigh County 12%
- Median North Dakota town on this site 8%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 3 | 4 | 1 | 1 | 9 | ||||||||
| 2025 | 1 | 6 | 7 | ||||||||||
| 2024 | 5 | 1 | 6 | ||||||||||
| 2023 | 2 | 2 | 4 | ||||||||||
| 2022 | 2 | 2 | 4 | ||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 2 | 2 | |||||||||||
| 2019 | 3 | 2 | 5 | ||||||||||
| 2018 | 2 | 4 | 6 | ||||||||||
| 2017 | 1 | 7 | 8 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Sep 28, 2026 | 1 | 0.25 in | View |
| Aug 11, 2026 | 1 | 0.88 in | View |
| Jul 19, 2026 | 4 | 1.50 in | — |
| Jun 29, 2026 | 3 | 2.00 in | — |
| Jul 22, 2025 | 2 | 1.00 in | — |
| Jul 9, 2025 | 4 | 1.75 in | — |
| Jun 27, 2025 | 1 | 1.75 in | — |
| Aug 28, 2024 | 1 | 1.75 in | — |
| Jul 31, 2024 | 2 | 0.75 in | — |
| Jul 29, 2024 | 2 | 4.50 in | — |
| Jul 19, 2024 | 1 | 0.75 in | — |
| Aug 1, 2023 | 2 | 1.00 in | — |
| May 9, 2023 | 2 | 1.75 in | — |
| Jul 21, 2022 | 1 | 1.75 in | — |
| Jul 9, 2022 | 1 | 0.75 in | — |
| Jun 20, 2022 | 2 | 0.75 in | — |
Largest hail on record
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Jul 29, 2024 | 4.50 insoftball | 2.53 WSW Bismarck | Burleigh | $10.0 million | 16:55 local · NCEI |
| Jul 29, 1986 | 4.00 ingrapefruit | — | Burleigh | — | 20:10 local · NCEI |
| Jun 17, 2016 | 3.25 inteacup | 2.66 NW Bismarck | Burleigh | $50.0 million | 03:30 local · NCEI |
| Jul 19, 2008 | 2.75 inbaseball | 7 NNW (Bis)bismarck Muni A | Burleigh | $800K | 18:20 local · NCEI |
| Jul 29, 1986 | 2.75 inbaseball | — | Burleigh | — | 19:38 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 49 35%
- 1–2 in 77 55%
- 2 in + 15 11%
Most recent reports
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Sep 28, 2026 | 0.25 inpea | 3 SSE Bismarck | Burleigh | — | 07:35 UTC · NWS prelim. |
| Aug 11, 2026 | 0.88 innickel | 3 WSW Lincoln | Burleigh | — | 03:09 UTC · NWS prelim. |
| Jul 19, 2026 | 1.50 inping pong ball | 6.5 NNE Bismarck | Burleigh | — | 17:33 local · NCEI |
| Jul 19, 2026 | 1.50 inping pong ball | 5.61 NW Ft Lincoln | Burleigh | — | 17:33 local · NCEI |
| Jul 19, 2026 | 1.00 inquarter | 5.61 N Bismarck | Burleigh | — | 17:32 local · NCEI |
| Jul 19, 2026 | 1.25 inhalf dollar | 5.71 NNE Bismarck | Burleigh | — | 17:31 local · NCEI |
| Jun 29, 2026 | 2.00 inhen egg | 6.93 N Bismarck | Burleigh | — | 14:45 local · NCEI |
| Jun 29, 2026 | 1.00 inquarter | 4.17 N Bismarck | Burleigh | — | 14:41 local · NCEI |
| Jun 29, 2026 | 1.75 ingolf ball | 5.84 NNW Bismarck | Burleigh | $250 | 14:38 local · NCEI |
| Jul 22, 2025 | 1.00 inquarter | 2.46 WSW (Bis)bismarck Muni A | Burleigh | — | 00:43 local · NCEI |
| Jul 22, 2025 | 0.88 innickel | 2.8 S (Bis)bismarck Muni A | Burleigh | — | 00:40 local · NCEI |
| Jul 9, 2025 | 1.75 ingolf ball | 2.46 WSW Ft Lincoln | Burleigh | — | 18:30 local · NCEI |
Hail history near Bismarck
Questions about hail in Bismarck
How often does it hail in Bismarck, North Dakota?
141 hail reports have been logged in and within about 5 km (3 miles) of Bismarck since 1959. Over the 20 years 2006–2025 that averages 4.2 reports a year. That ranks #1 of 208 North Dakota places by number of reports.
When is hail season in Bismarck?
Most reports come in July, August, June. July alone accounts for 45% of all reports.
What is the largest hail recorded in Bismarck?
4.50 in (softball size) on July 29, 2024 near 2.53 WSW Bismarck. 11% of reports here were 2 inches or larger.
When did it last hail in Bismarck?
The most recent report in this data is from September 28, 2026 (0.25 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Bismarck had in the last five years?
16 separate days with hail reports since November 3, 2021, adding up to 30 reports. The most recent was September 28, 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.