McKenzie County was hit as recently as 2026-07-02, 29 days ago. McKenzie County is hit in most years, and usually several times over. The largest stone on record here is 3.5 inches and 3.5 times the National Weather Service's 1 inch severe criterion, reported on 2013-07-13 near Watford City.
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 2026-07-02, around Skaar. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls McKenzie County addresses inside a hail swath above your size threshold into a door-knock list you can export, scoped to your approved markets.
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See call-center options ->NOAA's Storm Prediction Center has logged 44 separate hail days here since 2010 -- 2.6 a year over 17 years of record. Those days carry 98 separate reports between them, two or three on a typical one. 2 of those 17 years produced none at all. The busiest single year was 2010, with 6 hail days. The last five years have been quieter than the long run: 7 days since 2022, against 3.1 a year before that.
6 of the 44 days reached 2 inches or more -- 14%, or about one hail day in 7, the last on 2026-06-07. They land in the same month as everything else, June. 19 of the 44 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 Watford City -- 14 of the county's 44 hail days -- then Grassy Butte (9), Alexander (8), Arnegard (6) and Sather Dam (6). Beyond those, NOAA names Keene, Skaar, East Fairview, Mandaree, Williston, Cartwright and Nw Alexander on more than one hail day apiece.
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| Alexander | 6 | 1.75″ |
| Arnegard | 3 | 2.25″ |
| 14 S Watford City | 3 | 2.00″ |
| Sather Dam | 3 | 2.00″ |
| Mandaree | 3 | 1.75″ |
The season runs June through August: 38 of the 44 hail days on record fall in those 3 months (86%). June is the single busiest month, with 15 of them (34%). That peak opens the window: the season starts at its worst and eases off from there. Hail has also been reported in May and September, outside that window. Reports span 5 of the 12 calendar months; the other 7 have never produced one.
| Month | Hail days |
|---|---|
| May | 3 |
| June | 15 |
| July | 12 |
| August | 11 |
| September | 3 |
That day put 1 report on the map, the biggest 1 inch near Skaar. 2 hail days have already been reported this year.
| Date | Max hail | Reports |
|---|---|---|
| 2026-07-02 | 1.00″ | 1 |
| 2026-06-07 | 2.00″ | 2 |
| 2024-05-17 | 1.00″ | 1 |
| 2023-08-30 | 1.75″ | 5 |
| 2023-08-01 | 1.75″ | 2 |
| 2023-07-29 | 1.00″ | 1 |
| 2023-05-25 | 1.50″ | 3 |
| 2021-08-27 | 1.00″ | 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 3.5 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: Williams County (48 hail days), Billings County (23), Dunn County (41) and Richland County, Montana (40). McKenzie County sits in between.
Williams County · Billings County · Dunn County · Richland County, Montana
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, McKenzie County, North Dakota only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.