Hail History

Hail history for Pollock, South Dakota

NOAA hail reports in and within about 5 km (3 miles) of Pollock since 1960, with preliminary reports to November 5, 2026.

Readout · Pollock

Last hail
Jun 21, 2016
1.00 in, quarter size
Hail days, last 5 years
0
since Nov 5, 2021 · 0 reports
Largest ever
2.75 in
baseball · Jul 2, 1960

15 reports on 14 days since 1960 · #199 of 305 South Dakota places

Hail map · Pollock

Pollock Herreid Mound City Artas 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
15 most recent reports with a location; Campbell County is shaded. Open street map

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What the record says about Pollock

The latest hail report in and around Pollock is from June 21, 2016, 1.00 in (quarter size). There has been no hail report here in the five years since November 5, 2021.

Over the 20 years 2006–2025, Pollock logged 7 reports on 6 hail days, about 0.3 reports a year. That is 22% less than the median South Dakota town on this site (0.5 a year) and ranks #199 of 305 South Dakota cities and towns on this site for all-time reports. Pollock accounts for 11% of the 139 reports filed in Campbell County.

7% of reports with a size were 2 inches (hen egg) or larger, against 7% for the median South Dakota town on this site. The largest hail on record here is 2.75 in (baseball) on July 2, 1960.

The busiest year was 2011, with 2 reports on 1 day. Hail here peaks in July (40% of reports); 33% fall between April and June.

Reports a year 2006–2025 average

  • Pollock 0.3
  • Campbell County 4.3
  • Median South Dakota town on this site 0.5

Hail days 2006–2025

  • Pollock 6
  • Campbell County 54
  • Median South Dakota town on this site 7

Share 2 in or larger of sized reports

  • Pollock 7%
  • Campbell County 5%
  • Median South Dakota town on this site 7%

Hail over time

012 1960: 1 reports, largest 2.75 in 1960 1970 1980 1990: 1 reports, largest 1.75 in 1990 1999: 1 reports, largest 0.88 in 2000 2001: 2 reports, largest 1.00 in 2002: 1 reports, largest 0.75 in 2003: 2 reports, largest 0.75 in 2008: 1 reports, largest 1.00 in 2009: 1 reports, largest 0.88 in 2010: 1 reports, largest 1.00 in 2010 2011: 2 reports, largest 1.00 in 2013: 1 reports, largest 1.00 in 2016: 1 reports, largest 1.00 in 2020
Reports per year, 1960–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0246 Jan Feb March: 1 reports (7%) Mar Apr May June: 5 reports (33%) Jun July: 6 reports (40%) Jul August: 3 reports (20%) Aug Sep Oct Nov Dec
All 15 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 Pollock
Date Size Location County Time · source
Jul 2, 1960 2.75 inbaseball — Campbell 02:00 local · NCEI
Jul 7, 1990 1.75 ingolf ball — Campbell 19:34 local · NCEI
Jun 21, 2016 1.00 inquarter 0.48 W Pollock Campbell 22:17 local · NCEI
Jun 20, 2013 1.00 inquarter 1.18 SW Pollock Campbell 19:40 local · NCEI
Jul 10, 2011 1.00 inquarter 1.68 NE Pollock Campbell 14:45 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 Pollock
Date Size Location County Time · source
Jun 21, 2016 1.00 inquarter 0.48 W Pollock Campbell 22:17 local · NCEI
Jun 20, 2013 1.00 inquarter 1.18 SW Pollock Campbell 19:40 local · NCEI
Jul 10, 2011 1.00 inquarter 1.68 NE Pollock Campbell 14:45 local · NCEI
Jul 10, 2011 1.00 inquarter 0.48 W Pollock Campbell 14:35 local · NCEI
Aug 11, 2010 1.00 inquarter 0.48 W Pollock Campbell 23:35 local · NCEI
Mar 22, 2009 0.88 innickel 2.37 SW Pollock Campbell 09:20 local · NCEI
Aug 26, 2008 1.00 inquarter 0.48 W Pollock Campbell 18:13 local · NCEI
Jul 14, 2003 0.75 inpenny 4 NW Onaka Faulk 04:35 local · NCEI
Jun 21, 2003 0.75 inpenny 2 SW Pollock Campbell 17:30 local · NCEI
Aug 16, 2002 0.75 inpenny 2 E Pollock Campbell 19:15 local · NCEI
Jul 16, 2001 0.75 inpenny Pollock Campbell 01:38 local · NCEI
Jun 9, 2001 1.00 inquarter Pollock Campbell 20:52 local · NCEI

Hail history near Pollock

Questions about hail in Pollock

How often does it hail in Pollock, South Dakota?

15 hail reports have been logged in and within about 5 km (3 miles) of Pollock since 1960. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #199 of 305 South Dakota places by number of reports.

When is hail season in Pollock?

Most reports come in July, June, August. July alone accounts for 40% of all reports.

What is the largest hail recorded in Pollock?

2.75 in (baseball size) on July 2, 1960. 7% of reports here were 2 inches or larger.

When did it last hail in Pollock?

The most recent report in this data is from June 21, 2016 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 5, 2026.

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

None: there has been no hail report in and within about 5 km (3 miles) of Pollock since November 5, 2021. The last one was on June 21, 2016.

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.