Adams County was hit as recently as 2026-06-29, 32 days ago. Adams County is hit in most years, and usually several times over. The largest stone on record here is 3 inches, a teacup and 3 times the National Weather Service's 1 inch severe criterion, reported on 2021-08-30 near Haynes.
Colored swath = NOAA MRMS radar-estimated hail size; dots = NOAA SPC reports in North Dakota. Radar-indicated, not a guarantee of damage.
The last hail here fell on 2026-06-29, around Hettinger. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Adams County addresses inside a hail swath above your size threshold into a door-knock list you can export, scoped to your approved markets.
Get free access Check an addressOur US-based call center calls the homeowners in this storm and books roof inspections straight onto your calendar. You work the storm; we fill the schedule. We dial -- you do not have to knock a single door.
See call-center options ->NOAA's Storm Prediction Center has logged 42 separate hail days here since 2010 -- 2.5 a year over 17 years of record. They carry 71 reports in total: most hail days here are logged from a single spot. 2 of those 17 years produced none at all. The busiest single year was 2018, with 6 hail days. The last five years track the long-run rate, with 10 days since 2022.
Roof-killing hail is routine here: 11 of the 42 days reached 2 inches or more, 26% of them, the last on 2025-07-09. They land in the same month as everything else, June. 16 of the 42 days reached golf-ball size, 1.75 inches or bigger.
Across the whole of North Dakota, see the North Dakota hail map and history.
Reports cluster nearest Hettinger -- 15 of the county's 42 hail days -- then Reeder (11), Haynes (9), Bucyrus (9) and North Lemmon (7).
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| Hettinger | 8 | 1.75″ |
| 5 S Reeder | 3 | 2.75″ |
| Haynes | 3 | 2.75″ |
| Reeder | 3 | 1.75″ |
| 3 ENE North Lemmon | 3 | 1.00″ |
The season runs June through August: 36 of the 42 hail days on record fall in those 3 months (86%). June is the single busiest month, with 15 of them (36%). That peak opens the window: the season starts at its worst and eases off from there. Hail has also been reported in February and May, outside that window. Reports span 5 of the 12 calendar months; the other 7 have never produced one.
| Month | Hail days |
|---|---|
| February | 1 |
| May | 5 |
| June | 15 |
| July | 13 |
| August | 8 |
That day put 1 report on the map, the biggest 1 inch near Hettinger. 1 hail day has already been reported this year.
| Date | Max hail | Reports |
|---|---|---|
| 2026-06-29 | 1.00″ | 1 |
| 2025-07-09 | 2.50″ | 1 |
| 2025-06-22 | 1.00″ | 1 |
| 2024-06-22 | 1.00″ | 1 |
| 2024-06-03 | 1.00″ | 1 |
| 2024-06-02 | 1.00″ | 1 |
| 2024-05-23 | 1.50″ | 1 |
| 2023-07-11 | 1.50″ | 1 |
The colored swath is NOAA's MRMS radar estimate of the largest hail per ~1 km cell; the dots are SPC ground reports. Yellow is about an inch, red 1.5 to 2″, purple 2″ and up (hail size vs roof damage). On this county's worst day the reports reached 3 inches, which is the purple band. Look up a street address with the hail history by address tool.
The nearest counties with a page of their own, over the state line included: Hettinger County (47 hail days), Bowman County (37), Grant County (56) and Perkins County, South Dakota (81). Adams County sits in between.
Hettinger County · Bowman County · Grant County · Perkins County, South Dakota
Back to the North Dakota hail map or the U.S. hail map.
Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Adams County, North Dakota only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.