Hail History

Hail history for Cass County, Minnesota

Every NOAA hail report filed in Cass County since 1959, with preliminary National Weather Service reports to November 3, 2026.

Readout · Cass County

Last hail
Sep 11, 2026
0.50 in, marble size · preliminary
Hail days, last 5 years
27
since Nov 3, 2021 · 67 reports
Largest ever
3.00 in
teacup · Jul 26, 2021

271 reports on 128 days since 1959 · #11 of 88 Minnesota counties

Hail map · Cass County

Motley Backus Walker Longville Pillager Lake Shore Bena Pine River East Gull Lake Hackensack 25 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
271 most recent reports with a location. Dot size and colour follow hail size. Open street map

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What the record says about Cass County

The latest hail report in Cass County is from September 11, 2026, 0.50 in (marble size). Since November 3, 2021 there have been 27 separate hail days; the biggest stones in that time were 2.50 in on June 12, 2024.

Over the 20 years 2006–2025, Cass County logged 177 reports on 74 hail days, about 8.8 reports a year. That is about twice the median Minnesota county (3.9 a year) and ranks #11 of 88 Minnesota counties for all-time reports. Cass County holds 2% of all 15,925 hail reports in Minnesota.

6% of reports with a size were 2 inches (hen egg) or larger, against 7% for the median Minnesota county. The largest hail on record here is 3.00 in (teacup) on July 26, 2021 near 0.83 SE Bena.

Reports were up 53% in 2016–2025 (107) compared with 2006–2015 (70). The busiest year was 2022, with 25 reports on 9 days. Hail here peaks in June (29% of reports); 42% fall between April and June.

Reports a year 2006–2025 average

  • Cass County 8.8
  • Median Minnesota county 3.9

Hail days 2006–2025

  • Cass County 74
  • Median Minnesota county 42

Share 2 in or larger of sized reports

  • Cass County 6%
  • Median Minnesota county 7%

Hail over time

0102030 1959: 1 reports, largest 2.00 in 1960 1964: 2 reports, largest 2.25 in 1970 1974: 1 reports, largest 1.00 in 1975: 1 reports, largest 1.50 in 1976: 3 reports, largest 1.75 in 1980 1982: 1 reports, largest 1.75 in 1984: 2 reports, largest 1.75 in 1985: 2 reports, largest 1.75 in 1987: 1 reports, largest 1.75 in 1989: 1 reports, largest 1.75 in 1990: 2 reports, largest 1.75 in 1990 1991: 1 reports, largest 0.75 in 1992: 1 reports, largest 0.75 in 1996: 5 reports, largest 1.75 in 1998: 13 reports, largest 1.50 in 1999: 9 reports, largest 2.00 in 2000: 15 reports, largest 1.75 in 2000 2001: 7 reports, largest 1.75 in 2002: 4 reports, largest 2.50 in 2003: 11 reports, largest 1.75 in 2004: 1 reports, largest 0.75 in 2005: 2 reports, largest 2.75 in 2006: 3 reports, largest 1.50 in 2007: 11 reports, largest 1.75 in 2008: 13 reports, largest 1.00 in 2009: 4 reports, largest 1.75 in 2010: 9 reports, largest 2.75 in 2010 2011: 7 reports, largest 1.75 in 2012: 6 reports, largest 1.75 in 2013: 2 reports, largest 2.00 in 2014: 9 reports, largest 1.75 in 2015: 6 reports, largest 2.00 in 2016: 5 reports, largest 2.75 in 2017: 1 reports, largest 1.75 in 2018: 13 reports, largest 1.75 in 2019: 11 reports, largest 2.75 in 2020: 13 reports, largest 1.75 in 2020 2021: 5 reports, largest 3.00 in 2022: 25 reports, largest 1.75 in 2023: 10 reports, largest 1.75 in 2024: 17 reports, largest 2.50 in 2025: 7 reports, largest 1.25 in 2026: 8 reports, largest 2.00 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.
020406080 Jan Feb March: 1 reports (0%) Mar April: 5 reports (2%) Apr May: 31 reports (11%) May June: 78 reports (29%) Jun July: 67 reports (25%) Jul August: 59 reports (22%) Aug September: 30 reports (11%) Sep Oct Nov Dec
All 271 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 2231 8
2025 1312 7
2024 1106 17
2023 1162 10
2022 16441 25
2021 41 5
2020 112 13
2019 713 11
2018 427 13
2017 1 1

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Sep 11, 2026 1 0.50 in View
Aug 20, 2026 3 1.25 in View
Jul 24, 2026 2 2.00 in —
Jun 19, 2026 1 1.75 in —
Jun 10, 2026 1 1.00 in —
Sep 12, 2025 2 1.00 in —
Jul 23, 2025 1 0.75 in —
Jun 20, 2025 1 1.00 in —
Jun 16, 2025 2 1.25 in —
Apr 17, 2025 1 0.75 in —
Aug 3, 2024 6 2.00 in —
Jun 12, 2024 10 2.50 in —
May 17, 2024 1 1.00 in —
Sep 11, 2023 1 0.88 in —
Sep 5, 2023 1 0.75 in —
Jul 9, 2023 6 1.75 in —
Jun 24, 2023 1 1.00 in —
May 30, 2023 1 0.75 in —
Sep 17, 2022 1 1.00 in —
Aug 28, 2022 2 1.75 in —
Aug 16, 2022 2 0.88 in —
Jun 23, 2022 2 1.75 in —
Jun 18, 2022 2 0.88 in —
May 30, 2022 2 1.00 in —
May 18, 2022 2 1.00 in —
May 12, 2022 8 1.50 in —
May 9, 2022 4 1.00 in —

Largest hail on record

Largest hail reports in Cass County
Date Size Location Damage Time · source
Jul 26, 2021 3.00 inteacup 0.83 SE Bena — 17:34 local · NCEI
Jun 30, 2019 2.75 inbaseball 0.94 W Remer — 07:01 local · NCEI
Jun 19, 2016 2.75 inbaseball 1.46 SSW Lake Shr — 17:42 local · NCEI
Jun 17, 2010 2.75 inbaseball 6 SW Bena $15K 12:47 local · NCEI
Jun 26, 2005 2.75 inbaseball 12 SW Backus — 16:35 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Cass County
Date Size Location Time · source
Sep 11, 2026 0.50 inmarble 5 W Whipholt 00:15 UTC · NWS prelim.
Aug 20, 2026 1.00 inquarter Remer 22:31 UTC · NWS prelim.
Aug 20, 2026 1.25 inhalf dollar 2 E Boy River 22:12 UTC · NWS prelim.
Aug 20, 2026 0.50 inmarble 6 NW Swanburg 00:07 UTC · NWS prelim.
Jul 24, 2026 1.75 ingolf ball 2.34 E Cass Lake 21:48 local · NCEI
Jul 24, 2026 2.00 inhen egg 2.27 SSE Cass Lake 21:45 local · NCEI
Jun 19, 2026 1.75 ingolf ball 4.35 W Pillager 14:28 local · NCEI
Jun 10, 2026 1.00 inquarter 4.28 ESE Bena 16:48 local · NCEI
Sep 12, 2025 1.00 inquarter 1.46 NNE Pillager 09:58 local · NCEI
Sep 12, 2025 1.00 inquarter 7.73 S Esterday 09:27 local · NCEI
Jul 23, 2025 0.75 inpenny 2.13 NNW Walker 06:19 local · NCEI
Jun 20, 2025 1.00 inquarter 5.53 S Boy River 23:04 local · NCEI

Cities and towns in Cass County

PlaceReportsLargest
Motley281.75 in
Backus222.50 in
Walker211.75 in
Longville181.75 in
Pillager171.75 in
Lake Shore162.75 in
Bena133.00 in
Pine River131.50 in
East Gull Lake111.75 in
Hackensack111.75 in
Remer102.75 in

Smaller places with fewer than 10 reports

These places have too few reports for a page of their own, so their record lives here.

PlaceReportsHail daysLatest
Cass Lake76Jul 24, 2026
Federal Dam65Apr 17, 2025
Whipholt66Sep 11, 2026
Jenkins55Jun 12, 2024
Chickamaw Beach33May 12, 2022
Boy River22Aug 20, 2026

Questions about hail in Cass County

How often does it hail in Cass County, Minnesota?

271 hail reports have been logged in Cass County since 1959. Over the 20 years 2006–2025 that averages 8.8 reports a year. That ranks #11 of 88 Minnesota counties by number of reports.

When is hail season in Cass County?

Most reports come in June, July, August. June alone accounts for 29% of all reports.

What is the largest hail recorded in Cass County?

3.00 in (teacup size) on July 26, 2021 near 0.83 SE Bena. 6% of reports here were 2 inches or larger.

When did it last hail in Cass County?

The most recent report in this data is from September 11, 2026 (0.50 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

27 separate days with hail reports since November 3, 2021, adding up to 67 reports. The most recent was September 11, 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.