Hail Bismarck, ND
Over the last 7 days, no hail has been reported within 25 miles of Bismarck. That makes for a quiet week, but the year is not empty: Bismarck has collected 23 hail reports so far in 2026. The largest stone from those reports measured 2.75 inches and fell at 3 W Menoken. Hail reports are drawn from National Weather Service Local Storm Reports filed by trained spotters, and the count covers a 25 miles radius around the city. This is the same radius used for the city's long-term hail averages.
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Every figure on this page covers a 25 mile circle centered on Bismarck. Between 2005 and 2025, the area averaged about 15.2 hail reports a year, coming on about 5.4 days. The largest hailstone since 1996 was 4.50 inches, on Jul 29, 2024.
Hail storms near Bismarck in 2026
| Date | Size | Place | Reported by |
|---|---|---|---|
| Sep 29, 2026 | 0.25 inches pea | 3 SSE BismarckBurleigh County | Official NWS Obs |
| Aug 12, 2026 | 1.00 inches quarter | 8 N MenokenBurleigh County | Trained Spotter |
| Aug 12, 2026 | 2.75 inches baseball | 3 W MenokenBurleigh County | Public |
| Aug 12, 2026 | 2.75 inches baseball | 1 S MenokenBurleigh County | Public |
| Aug 12, 2026 | 2.00 inches hen egg | 4 E LincolnBurleigh County | Public |
| Aug 12, 2026 | 2.00 inches hen egg | LincolnBurleigh County | NWS Employee |
| Aug 12, 2026 | 1.00 inches quarter | 1 NE LincolnBurleigh County | Public |
| Aug 12, 2026 | 2.50 inches tennis ball | 2 S LincolnBurleigh County | Public |
| Aug 12, 2026 | 1.25 inches half dollar | LincolnBurleigh County | NWS Employee |
| Aug 12, 2026 | 1.75 inches golf ball | 3 W Crown Butte LakeMorton County | Public |
| Aug 12, 2026 | 0.88 inches nickel | 3 WSW LincolnBurleigh County | Trained Spotter |
| Jul 19, 2026 | 1.25 inches half dollar | 6 N MenokenBurleigh County | Public |
| Jul 19, 2026 | 1.75 inches golf ball | 7 NW MenokenBurleigh County | Broadcast Media |
| Jul 19, 2026 | 1.50 inches ping pong ball | 6 NNE BismarckBurleigh County | Public |
| Jul 19, 2026 | 1.50 inches ping pong ball | 7 NE BismarckBurleigh County | Broadcast Media |
| Jul 19, 2026 | 1.00 inches quarter | 5 NNE BismarckBurleigh County | Public |
| Jul 19, 2026 | 1.25 inches half dollar | 5 NE BismarckBurleigh County | Public |
| Jul 2, 2026 | 0.70 inches marble | Saint AnthonyMorton County | Public |
| Jun 29, 2026 | 1.50 inches ping pong ball | 9 S ReganBurleigh County | Public |
| Jun 29, 2026 | 2.00 inches hen egg | 7 N BismarckBurleigh County | Trained Spotter |
| Jun 29, 2026 | 1.00 inches quarter | 4 N BismarckBurleigh County | Trained Spotter |
| Jun 29, 2026 | 1.75 inches golf ball | 5 NNW BismarckBurleigh County | NWS Employee |
| Jun 29, 2026 | 2.00 inches hen egg | MandanMorton County | Trained Spotter |
WeatherTotals compiles National Weather Service Local Storm Reports, mostly from the public and trained spotters. Each report is flagged measured or estimated and lists its source and time.
Largest hailstones within 25 miles of Bismarck
| Diameter | Size | Place | Date |
|---|---|---|---|
| 4.50 inches | Grapefruit | Bismarck, Burleigh County | Jul 29, 2024 |
| 4.00 inches | Softball | St Anthony, Morton County | Aug 28, 2024 |
| 3.25 inches | Tea cup | Bismarck, Burleigh County | Jun 17, 2016 |
| 3.00 inches | Tea cup | Sweet Briar, Morton County | Aug 30, 2013 |
| 3.00 inches | Tea cup | Mandan, Morton County | Jul 29, 2024 |
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.
Hailstone sizes recorded near Bismarck
| Stone size | Reports | Share |
|---|---|---|
| Under 1 inch | 100 | 31% |
| 1 to under 2 inches | 183 | 57% |
| 2 inches and larger | 36 | 11% |
The NCEI Storm Events Database supplies the 319 reports within 25 miles of Bismarck from 2005 to 2025, with stone size recorded by diameter.
Hail reports by month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Reports | 0.0 | 0.0 | 0.0 | 0.0 | 1.5 | 4.0 | 5.9 | 3.3 | 0.4 | 0.0 | 0.0 | 0.0 |
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.