Hail History

Hail history for Harrison, Nebraska

NOAA hail reports in and within about 5 km (3 miles) of Harrison since 1958, with preliminary reports to November 3, 2026.

Readout · Harrison

Last hail
Sep 22, 2023
2.50 in, tennis ball size
Hail days, last 5 years
2
since Nov 3, 2021 · 3 reports
Largest ever
2.75 in
baseball · Jun 7, 2010

34 reports on 23 days since 1958 · #103 of 469 Nebraska places

Hail map · Harrison

Harrison Crawford Whitney 25 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
34 most recent reports with a location; Sioux County is shaded. Open street map

For homeowners

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What the record says about Harrison

The latest hail report in and around Harrison is from September 22, 2023, 2.50 in (tennis ball size). Since November 3, 2021 there have been 2 separate hail days; the biggest stones in that time were 2.50 in on September 22, 2023.

Over the 20 years 2006–2025, Harrison logged 17 reports on 11 hail days, about 0.8 reports a year. That is 42% more than the median Nebraska town on this site (0.6 a year) and ranks #103 of 469 Nebraska cities and towns on this site for all-time reports. Harrison accounts for 14% of the 244 reports filed in Sioux County.

18% of reports with a size were 2 inches (hen egg) or larger, against 9% for the median Nebraska town on this site. The largest hail on record here is 2.75 in (baseball) on June 7, 2010 near Harrison.

Reports were down 45% in 2016–2025 (6) compared with 2006–2015 (11). The busiest year was 1999, with 6 reports on 3 days. Hail here peaks in June (59% of reports); 74% fall between April and June.

Reports a year 2006–2025 average

  • Harrison 0.8
  • Sioux County 7.9
  • Median Nebraska town on this site 0.6

Hail days 2006–2025

  • Harrison 11
  • Sioux County 95
  • Median Nebraska town on this site 10

Share 2 in or larger of sized reports

  • Harrison 18%
  • Sioux County 18%
  • Median Nebraska town on this site 9%

Hail over time

0246 1958: 3 reports, largest 2.75 in 1960 1970 1980 1986: 1 reports, largest 1.00 in 1990 1991: 1 reports, largest 1.00 in 1999: 6 reports, largest 2.50 in 2000 2002: 1 reports, largest 0.75 in 2003: 1 reports, largest 1.00 in 2004: 1 reports, largest 0.75 in 2005: 3 reports, largest 1.00 in 2008: 2 reports, largest 1.00 in 2010: 3 reports, largest 2.75 in 2010 2011: 2 reports, largest 1.50 in 2014: 2 reports, largest 1.75 in 2015: 2 reports, largest 1.00 in 2017: 1 reports, largest 1.75 in 2020 2021: 2 reports, largest 1.25 in 2023: 3 reports, largest 2.50 in
Reports per year, 1958–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
05101520 Jan Feb Mar Apr May: 5 reports (15%) May June: 20 reports (59%) Jun July: 5 reports (15%) Jul August: 1 reports (3%) Aug September: 3 reports (9%) Sep Oct Nov Dec
All 34 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 12 3
2022 0
2021 2 2
2020 0
2019 0
2018 0
2017 1 1

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Sep 22, 2023 2 2.50 in —
Jun 28, 2023 1 1.00 in —

Largest hail on record

Largest hail reports in Harrison
Date Size Location County Damage Time · source
Jun 7, 2010 2.75 inbaseball Harrison Sioux — 16:36 local · NCEI
Sep 11, 1958 2.75 inbaseball — Sioux — 15:00 local · NCEI
Sep 22, 2023 2.50 intennis ball Harrison Sioux — 15:11 local · NCEI
Jun 4, 1999 2.50 intennis ball Harrison Sioux $10K 16:18 local · NCEI
Jul 10, 1958 2.00 inhen egg — Sioux — 15:50 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 Harrison
Date Size Location County Time · source
Sep 22, 2023 2.50 intennis ball Harrison Sioux 15:11 local · NCEI
Sep 22, 2023 1.75 ingolf ball Harrison Sioux 14:58 local · NCEI
Jun 28, 2023 1.00 inquarter Harrison Sioux 15:46 local · NCEI
Jun 18, 2021 1.25 inhalf dollar Harrison Sioux 11:50 local · NCEI
Jun 18, 2021 0.88 innickel Harrison Sioux 11:48 local · NCEI
Jun 7, 2017 1.75 ingolf ball 2 N Harrison Sioux 16:58 local · NCEI
Jun 10, 2015 1.00 inquarter Harrison Sioux 14:00 local · NCEI
Jun 10, 2015 1.00 inquarter Harrison Sioux 13:15 local · NCEI
Jul 4, 2014 1.25 inhalf dollar Harrison Sioux 18:30 local · NCEI
Jul 4, 2014 1.75 ingolf ball Harrison Sioux 18:28 local · NCEI
Jun 24, 2011 1.25 inhalf dollar Harrison Sioux 15:40 local · NCEI
May 9, 2011 1.50 inping pong ball 1 SSW Harrison Sioux 17:34 local · NCEI

Hail history near Harrison

Questions about hail in Harrison

How often does it hail in Harrison, Nebraska?

34 hail reports have been logged in and within about 5 km (3 miles) of Harrison since 1958. Over the 20 years 2006–2025 that averages 0.8 reports a year. That ranks #103 of 469 Nebraska places by number of reports.

When is hail season in Harrison?

Most reports come in June, May, July. June alone accounts for 59% of all reports.

What is the largest hail recorded in Harrison?

2.75 in (baseball size) on June 7, 2010 near Harrison. 18% of reports here were 2 inches or larger.

When did it last hail in Harrison?

The most recent report in this data is from September 22, 2023 (2.50 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

How many hail storms has Harrison had in the last five years?

2 separate days with hail reports since November 3, 2021, adding up to 3 reports. The most recent was September 22, 2023.

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.