Hail History

Hail history for Lower Brule, South Dakota

NOAA hail reports in and within about 5 km (3 miles) of Lower Brule since 1999, with preliminary reports to November 3, 2026.

Readout · Lower Brule

Last hail
Aug 6, 2019
2.75 in, baseball size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
2.75 in
baseball · Aug 6, 2019

11 reports on 9 days since 1999 · #269 of 305 South Dakota places

Hail map · Lower Brule

Lower Brule Fort Thompson Reliance Kennebec Oacoma Chamberlain Presho Pukwana 20 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
11 most recent reports with a location; Lyman County is shaded. Open street map

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What the record says about Lower Brule

The latest hail report in and around Lower Brule is from August 6, 2019, 2.75 in (baseball size). There has been no hail report here in the five years since November 3, 2021.

Over the 20 years 2006–2025, Lower Brule logged 5 reports on 3 hail days, about 0.3 reports a year. That is 44% less than the median South Dakota town on this site (0.5 a year) and ranks #269 of 305 South Dakota cities and towns on this site for all-time reports. Lower Brule accounts for 5% of the 240 reports filed in Lyman County.

9% 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 August 6, 2019 near 0.85 SW Lower Brule.

The busiest year was 2017, with 3 reports on 1 day. Hail here peaks in June (45% of reports); 55% fall between April and June.

Reports a year 2006–2025 average

  • Lower Brule 0.3
  • Lyman County 6.9
  • Median South Dakota town on this site 0.5

Hail days 2006–2025

  • Lower Brule 3
  • Lyman County 70
  • Median South Dakota town on this site 7

Share 2 in or larger of sized reports

  • Lower Brule 9%
  • Lyman County 9%
  • Median South Dakota town on this site 7%

Hail over time

0123 1999: 1 reports, largest 0.75 in 2000: 1 reports, largest 0.75 in 2000 2004: 2 reports, largest 1.00 in 2005: 2 reports, largest 0.88 in 2005 2010 2015 2017: 3 reports, largest 1.00 in 2018: 1 reports, largest 1.00 in 2019: 1 reports, largest 2.75 in 2020 2025
Reports per year, 1999–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0246 Jan Feb Mar Apr May: 1 reports (9%) May June: 5 reports (45%) Jun July: 1 reports (9%) Jul August: 2 reports (18%) Aug September: 2 reports (18%) Sep Oct Nov Dec
All 11 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 1 1
2018 1 1
2017 3 3

Largest hail on record

Largest hail reports in Lower Brule
Date Size Location County Time · source
Aug 6, 2019 2.75 inbaseball 0.85 SW Lower Brule Lyman 20:15 local · NCEI
Jun 27, 2018 1.00 inquarter 0.85 NW Lower Brule Lyman 04:05 local · NCEI
Jun 11, 2017 1.00 inquarter 0.85 SW Lower Brule Lyman 02:00 local · NCEI
Jun 11, 2017 1.00 inquarter 0.85 SW Lower Brule Lyman 01:30 local · NCEI
Jun 11, 2017 1.00 inquarter 0.99 W Lower Brule Lyman 00:45 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Lower Brule
Date Size Location County Time · source
Aug 6, 2019 2.75 inbaseball 0.85 SW Lower Brule Lyman 20:15 local · NCEI
Jun 27, 2018 1.00 inquarter 0.85 NW Lower Brule Lyman 04:05 local · NCEI
Jun 11, 2017 1.00 inquarter 0.85 SW Lower Brule Lyman 02:00 local · NCEI
Jun 11, 2017 1.00 inquarter 0.85 SW Lower Brule Lyman 01:30 local · NCEI
Jun 11, 2017 1.00 inquarter 0.99 W Lower Brule Lyman 00:45 local · NCEI
Sep 18, 2005 0.75 inpenny 1 NW Lower Brule Lyman 18:30 local · NCEI
Sep 12, 2005 0.88 innickel Lower Brule Lyman 08:46 local · NCEI
Aug 30, 2004 1.00 inquarter 1 NW Lower Brule Lyman 23:20 local · NCEI
May 11, 2004 0.75 inpenny 2 NW Lower Brule Lyman 19:00 local · NCEI
Jun 1, 2000 0.75 inpenny 2 NW Lower Brule Lyman 01:00 local · NCEI
Jul 15, 1999 0.75 inpenny Lower Brule Lyman 16:55 local · NCEI

Hail history near Lower Brule

Questions about hail in Lower Brule

How often does it hail in Lower Brule, South Dakota?

11 hail reports have been logged in and within about 5 km (3 miles) of Lower Brule since 1999. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #269 of 305 South Dakota places by number of reports.

When is hail season in Lower Brule?

Most reports come in June, August, September. June alone accounts for 45% of all reports.

What is the largest hail recorded in Lower Brule?

2.75 in (baseball size) on August 6, 2019 near 0.85 SW Lower Brule. 9% of reports here were 2 inches or larger.

When did it last hail in Lower Brule?

The most recent report in this data is from August 6, 2019 (2.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

None: there has been no hail report in and within about 5 km (3 miles) of Lower Brule since November 3, 2021. The last one was on August 6, 2019.

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.