Hail reports North Dakota
No hail reports arrived in North Dakota in the last 24 hours. The state averages about 271 reports a year, and its largest stone on record measured 5.00 inches at Cannon Ball on Jul 13, 2010.
From 2005 through 2025, the Storm Events Database logs about 271 hail reports in North Dakota a year, across about 39 days.
Largest hailstones on record in North Dakota
| Diameter | Size | Place | Date |
|---|---|---|---|
| 5.00 inches | Grapefruit | Cannon Ball, Sioux County | Jul 13, 2010 |
| 4.50 inches | Grapefruit | New Rockford, Eddy County | Jul 28, 1996 |
| 4.50 inches | Grapefruit | Keene, McKenzie County | Sep 4, 1996 |
| 4.50 inches | Grapefruit | Steele, Kidder County | Aug 31, 1997 |
| 4.50 inches | Grapefruit | Windsor, Stutsman County | Aug 31, 1997 |
| 4.50 inches | Grapefruit | Jamestown, Stutsman County | Aug 31, 1997 |
| 4.50 inches | Grapefruit | Abercrombie, Richland County | Jul 14, 1998 |
| 4.50 inches | Grapefruit | Chaffee, Cass County | Jul 17, 2001 |
| 4.50 inches | Grapefruit | Finley, Steele County | Jul 17, 2001 |
| 4.50 inches | Grapefruit | Finley, Steele County | Jul 17, 2001 |
Record figures come from the Storm Events Database at NCEI, a reviewed log that trails live reports by 2 to 3 months. Records start in 1996 and averages cover 2005-2025.
Hail reports by month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Reports | 0.0 | 0.0 | 0.2 | 3 | 23 | 84 | 89 | 54 | 17 | 0.7 | 0.1 | 0.0 |
Counties in North Dakota with the most hail reports
| County | Reports a year |
|---|---|
| Morton | 13.2 |
| Cass | 12.0 |
| Grand Forks | 10.2 |
| Burleigh | 9.2 |
| Williams | 8.1 |
| Ward | 7.9 |
| McLean | 7.6 |
| Barnes | 7.1 |
| Benson | 7.1 |
| Stark | 7.0 |
Cities in North Dakota with hail data
National Weather Service offices file Local Storm Reports; the Iowa Environmental Mesonet of Iowa State University relays them to this page, where they appear as live spotter reports. Under 17 U.S.C. 105, no copyright attaches to the government-produced figures on this page, including reports, alerts, station observations, and normals, which were created by the National Weather Service and other NOAA offices. The notice that 17 U.S.C. 403 requires appears in this sentence. It does not imply endorsement by or affiliation with those agencies. See: Data sources and attribution.