Hail History

Hail history for Grand Forks AFB, North Dakota

NOAA hail reports in and within about 5 km (3 miles) of Grand Forks AFB since 1959, with preliminary reports to November 3, 2026.

Readout · Grand Forks AFB

Last hail
Jun 3, 2026
1.00 in, quarter size
Hail days, last 5 years
2
since Nov 3, 2021 · 2 reports
Largest ever
1.75 in
golf ball · Jun 8, 2020

35 reports on 27 days since 1959 · #17 of 208 North Dakota places

Hail map · Grand Forks AFB

Grand Forks AFB Larimore Manvel Grand Forks Northwood Thompson Inkster Niagara 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
35 most recent reports with a location; Grand Forks County is shaded. Open street map

For homeowners

Concerned about your roof after hail?

Send a request to Moxisync Labs for review. The latest hail report in Grand Forks AFB is from June 3, 2026. We’re building local roofer coverage. Submitting a request does not guarantee a quote or book an inspection.

Phone line opening soon

What would a claim cost you? Try the hail claim calculator

Roofer? Get hail alerts for your area with StormScope

What the record says about Grand Forks AFB

The latest hail report in and around Grand Forks AFB is from June 3, 2026, 1.00 in (quarter size). Since November 3, 2021 there have been 2 separate hail days; the biggest stones in that time were 1.00 in on June 3, 2026.

Over the 20 years 2006–2025, Grand Forks AFB logged 17 reports on 11 hail days, about 0.8 reports a year. That is about twice the median North Dakota town on this site (0.4 a year) and ranks #17 of 208 North Dakota cities and towns on this site for all-time reports. Grand Forks AFB accounts for 9% of the 395 reports filed in Grand Forks County.

0% 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 1.75 in (golf ball) on June 8, 2020 near 2.32 E Arvilla.

Reports held about level in 2016–2025 (9) compared with 2006–2015 (8). The busiest year was 2020, with 4 reports on 2 days. Hail here peaks in June (43% of reports); 57% fall between April and June.

Reports a year 2006–2025 average

  • Grand Forks AFB 0.8
  • Grand Forks County 9.6
  • Median North Dakota town on this site 0.4

Hail days 2006–2025

  • Grand Forks AFB 11
  • Grand Forks County 72
  • Median North Dakota town on this site 7

Share 2 in or larger of sized reports

  • Grand Forks AFB 0%
  • Grand Forks County 5%
  • Median North Dakota town on this site 8%

Hail over time

01234 1959: 1 reports, largest 0.75 in 1960 1967: 1 reports, largest 1.00 in 1970 1971: 1 reports, largest 1.50 in 1979: 1 reports, largest 1.75 in 1980 1984: 1 reports, largest 1.50 in 1988: 1 reports, largest 0.75 in 1990 1999: 1 reports, largest 0.75 in 2000: 1 reports, largest 0.75 in 2000 2001: 2 reports, largest 0.75 in 2002: 1 reports, largest 0.75 in 2003: 2 reports, largest 1.00 in 2004: 2 reports, largest 1.50 in 2005: 2 reports, largest 1.00 in 2006: 1 reports, largest 1.00 in 2007: 1 reports, largest 1.00 in 2009: 1 reports, largest 0.75 in 2010 2012: 1 reports, largest 1.00 in 2015: 4 reports, largest 1.75 in 2016: 3 reports, largest 1.00 in 2019: 1 reports, largest 1.50 in 2020: 4 reports, largest 1.75 in 2020 2022: 1 reports, largest 1.00 in 2026: 1 reports, largest 1.00 in
Reports per year, 1959–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
051015 Jan Feb Mar Apr May: 5 reports (14%) May June: 15 reports (43%) Jun July: 8 reports (23%) Jul August: 7 reports (20%) Aug Sep Oct Nov Dec
All 35 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 1 1
2025 0
2024 0
2023 0
2022 1 1
2021 0
2020 22 4
2019 1 1
2018 0
2017 0

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Jun 3, 2026 1 1.00 in —
Jul 19, 2022 1 1.00 in —

Largest hail on record

Largest hail reports in Grand Forks AFB
Date Size Location County Time · source
Jun 8, 2020 1.75 ingolf ball 2.32 E Arvilla Grand Forks 16:24 local · NCEI
Jun 27, 2015 1.75 ingolf ball 1.55 WSW (Rdr)grand Forks Afb Grand Forks 16:44 local · NCEI
Jun 27, 2015 1.75 ingolf ball 1.15 NE (Rdr)grand Forks Afb Grand Forks 16:31 local · NCEI
Jun 29, 1979 1.75 ingolf ball — Grand Forks 14:30 local · NCEI
May 15, 2019 1.50 inping pong ball 1.55 ESE Mekinock Grand Forks 19:20 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

Most recent reports

Most recent hail reports in Grand Forks AFB
Date Size Location County Time · source
Jun 3, 2026 1.00 inquarter 1.55 ESE Mekinock Grand Forks 17:18 local · NCEI
Jul 19, 2022 1.00 inquarter 1.15 NE (Rdr)grand Forks Afb Grand Forks 00:30 local · NCEI
Aug 19, 2020 0.75 inpenny 1.15 NE (Rdr)grand Forks Afb Grand Forks 07:21 local · NCEI
Aug 19, 2020 0.88 innickel 2.12 NNE Arvilla Grand Forks 07:00 local · NCEI
Jun 8, 2020 1.75 ingolf ball 2.32 E Arvilla Grand Forks 16:24 local · NCEI
Jun 8, 2020 1.00 inquarter 2.31 NE Arvilla Grand Forks 16:13 local · NCEI
May 15, 2019 1.50 inping pong ball 1.55 ESE Mekinock Grand Forks 19:20 local · NCEI
Aug 27, 2016 0.75 inpenny 1.15 NE (Rdr)grand Forks Afb Grand Forks 14:50 local · NCEI
May 30, 2016 1.00 inquarter 1.39 E Emerado Grand Forks 15:20 local · NCEI
May 30, 2016 0.75 inpenny 1.15 NE (Rdr)grand Forks Afb Grand Forks 15:02 local · NCEI
Jun 27, 2015 1.75 ingolf ball 1.55 WSW (Rdr)grand Forks Afb Grand Forks 16:44 local · NCEI
Jun 27, 2015 1.75 ingolf ball 1.15 NE (Rdr)grand Forks Afb Grand Forks 16:31 local · NCEI

Hail history near Grand Forks AFB

Questions about hail in Grand Forks AFB

How often does it hail in Grand Forks AFB, North Dakota?

35 hail reports have been logged in and within about 5 km (3 miles) of Grand Forks AFB since 1959. Over the 20 years 2006–2025 that averages 0.8 reports a year. That ranks #17 of 208 North Dakota places by number of reports.

When is hail season in Grand Forks AFB?

Most reports come in June, July, August. June alone accounts for 43% of all reports.

What is the largest hail recorded in Grand Forks AFB?

1.75 in (golf ball size) on June 8, 2020 near 2.32 E Arvilla. 0% of reports here were 2 inches or larger.

When did it last hail in Grand Forks AFB?

The most recent report in this data is from June 3, 2026 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

How many hail storms has Grand Forks AFB had in the last five years?

2 separate days with hail reports since November 3, 2021, adding up to 2 reports. The most recent was June 3, 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.