Hail History

Hail history for Roca, Nebraska

NOAA hail reports in and within about 5 km (3 miles) of Roca since 1976, with preliminary reports to November 3, 2026.

Readout · Roca

Last hail
May 3, 2015
1.00 in, quarter size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
1.75 in
golf ball · Jun 29, 1998

14 reports on 13 days since 1976 · #384 of 469 Nebraska places

Hail map · Roca

Roca Bennet Panama Firth Lincoln Hallam Palmyra Douglas 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
14 most recent reports with a location; Lancaster County is shaded. Open street map

For homeowners

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What the record says about Roca

The latest hail report in and around Roca is from May 3, 2015, 1.00 in (quarter size). There has been no hail report here in the five years since November 3, 2021.

Over the 20 years 2006–2025, Roca logged 2 reports on 2 hail days, about 0.1 reports a year. That is 17% of the median Nebraska town on this site (0.6 a year) and ranks #384 of 469 Nebraska cities and towns on this site for all-time reports. Roca accounts for 3% of the 511 reports filed in Lancaster County.

0% 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 1.75 in (golf ball) on June 29, 1998 near Roca.

The busiest year was 2001, with 3 reports on 2 days. Hail here peaks in April (29% of reports); 71% fall between April and June.

Reports a year 2006–2025 average

  • Roca 0.1
  • Lancaster County 13.6
  • Median Nebraska town on this site 0.6

Hail days 2006–2025

  • Roca 2
  • Lancaster County 112
  • Median Nebraska town on this site 10

Share 2 in or larger of sized reports

  • Roca 0%
  • Lancaster County 8%
  • Median Nebraska town on this site 9%

Hail over time

0123 1976: 2 reports, largest 1.75 in 1980 1981: 1 reports, largest 0.75 in 1987: 1 reports, largest 0.75 in 1990 1991: 1 reports, largest 1.75 in 1997: 1 reports, largest 0.88 in 1998: 1 reports, largest 1.75 in 1999: 1 reports, largest 0.75 in 2000: 1 reports, largest 0.88 in 2000 2001: 3 reports, largest 1.00 in 2007: 1 reports, largest 0.75 in 2010 2015: 1 reports, largest 1.00 in 2020
Reports per year, 1976–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
01234 Jan Feb March: 1 reports (7%) Mar April: 4 reports (29%) Apr May: 3 reports (21%) May June: 3 reports (21%) Jun July: 1 reports (7%) Jul August: 2 reports (14%) Aug Sep Oct Nov Dec
All 14 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 0
2022 0
2021 0
2020 0
2019 0
2018 0
2017 0

Largest hail on record

Largest hail reports in Roca
Date Size Location County Time · source
Jun 29, 1998 1.75 ingolf ball Roca Lancaster 15:30 local · NCEI
Apr 26, 1991 1.75 ingolf ball — Lancaster 16:40 local · NCEI
Jun 17, 1976 1.75 ingolf ball — Lancaster 16:15 local · NCEI
May 3, 2015 1.00 inquarter 0.87 SE Hanlon Lancaster 16:57 local · NCEI
May 8, 2001 1.00 inquarter Roca Lancaster 16:44 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 Roca
Date Size Location County Time · source
May 3, 2015 1.00 inquarter 0.87 SE Hanlon Lancaster 16:57 local · NCEI
Mar 21, 2007 0.75 inpenny 1.05 W Hanlon Lancaster 18:33 local · NCEI
Jun 18, 2001 0.88 innickel Roca Lancaster 20:25 local · NCEI
May 8, 2001 0.88 innickel Roca Lancaster 16:55 local · NCEI
May 8, 2001 1.00 inquarter Roca Lancaster 16:44 local · NCEI
Jul 20, 2000 0.88 innickel Roca Lancaster 00:50 local · NCEI
Apr 21, 1999 0.75 inpenny Roca Lancaster 17:15 local · NCEI
Jun 29, 1998 1.75 ingolf ball Roca Lancaster 15:30 local · NCEI
Aug 3, 1997 0.88 innickel Roca Lancaster 19:24 local · NCEI
Apr 26, 1991 1.75 ingolf ball — Lancaster 16:40 local · NCEI
Aug 6, 1987 0.75 inpenny — Lancaster 07:50 local · NCEI
Apr 3, 1981 0.75 inpenny — Lancaster 16:10 local · NCEI

Hail history near Roca

Questions about hail in Roca

How often does it hail in Roca, Nebraska?

14 hail reports have been logged in and within about 5 km (3 miles) of Roca since 1976. Over the 20 years 2006–2025 that averages 0.1 reports a year. That ranks #384 of 469 Nebraska places by number of reports.

When is hail season in Roca?

Most reports come in April, May, June. April alone accounts for 29% of all reports.

What is the largest hail recorded in Roca?

1.75 in (golf ball size) on June 29, 1998 near Roca. 0% of reports here were 2 inches or larger.

When did it last hail in Roca?

The most recent report in this data is from May 3, 2015 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

None: there has been no hail report in and within about 5 km (3 miles) of Roca since November 3, 2021. The last one was on May 3, 2015.

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.