Hail History

Hail history for Brown County, Kansas

Every NOAA hail report filed in Brown County since 1957, with preliminary National Weather Service reports to November 3, 2026.

Readout · Brown County

Last hail
May 12, 2023
2.00 in, hen egg size
Hail days, last 5 years
2
since Nov 3, 2021 · 5 reports
Largest ever
4.50 in
softball · May 25, 2015

206 reports on 119 days since 1957 · #92 of 106 Kansas counties

Hail map · Brown County

Hiawatha Fairview Morrill Robinson Horton Reserve 25 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
202 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 Brown County

The latest hail report in Brown County is from May 12, 2023, 2.00 in (hen egg size). Since November 3, 2021 there have been 2 separate hail days; the biggest stones in that time were 2.00 in on May 12, 2023.

Over the 20 years 2006–2025, Brown County logged 100 reports on 48 hail days, about 5.0 reports a year. That is 42% less than the median Kansas county (8.6 a year) and ranks #92 of 106 Kansas counties for all-time reports. Brown County holds 1% of all 40,345 hail reports in Kansas.

9% of reports with a size were 2 inches (hen egg) or larger, against 8% for the median Kansas county. The largest hail on record here is 4.50 in (softball) on May 25, 2015 near 6.38 W Mercier.

Reports were down 70% in 2016–2025 (23) compared with 2006–2015 (77). The busiest year was 2009, with 13 reports on 5 days. Hail here peaks in June (34% of reports); 70% fall between April and June.

Reports a year 2006–2025 average

  • Brown County 5.0
  • Median Kansas county 8.6

Hail days 2006–2025

  • Brown County 48
  • Median Kansas county 80

Share 2 in or larger of sized reports

  • Brown County 9%
  • Median Kansas county 8%

Hail over time

051015 1957: 1 reports, largest 1.75 in 1959: 1 reports, largest 2.25 in 1960: 1 reports, largest 3.00 in 1960 1963: 2 reports, largest 1.75 in 1964: 3 reports, largest 2.50 in 1967: 1 reports, largest 1.75 in 1970 1971: 1 reports, largest 1.00 in 1972: 2 reports, largest 1.75 in 1973: 1 reports, largest 0.75 in 1974: 1 reports, largest 0.75 in 1975: 1 reports, largest 1.75 in 1980 1981: 1 reports, largest 1.50 in 1984: 4 reports, largest 1.75 in 1985: 3 reports, largest 2.75 in 1986: 4 reports, largest 2.75 in 1987: 2 reports, largest 1.75 in 1988: 1 reports, largest 1.75 in 1989: 3 reports, largest 1.00 in 1990: 4 reports, largest 1.50 in 1990 1991: 2 reports, largest 1.50 in 1992: 1 reports, largest 1.75 in 1995: 4 reports, largest 1.75 in 1996: 5 reports, largest 2.50 in 1997: 5 reports, largest 4.00 in 1998: 5 reports, largest 1.75 in 1999: 3 reports, largest 0.75 in 2000: 3 reports, largest 0.88 in 2000 2001: 10 reports, largest 1.75 in 2002: 10 reports, largest 1.00 in 2003: 3 reports, largest 1.25 in 2004: 12 reports, largest 1.00 in 2005: 6 reports, largest 1.50 in 2006: 9 reports, largest 1.75 in 2007: 2 reports, largest 1.75 in 2008: 8 reports, largest 1.75 in 2009: 13 reports, largest 1.75 in 2010: 3 reports, largest 1.50 in 2010 2011: 12 reports, largest 1.75 in 2012: 5 reports, largest 1.25 in 2013: 8 reports, largest 2.00 in 2014: 5 reports, largest 1.75 in 2015: 12 reports, largest 4.50 in 2016: 2 reports, largest 1.75 in 2017: 3 reports, largest 1.00 in 2019: 9 reports, largest 2.75 in 2020: 4 reports, largest 1.75 in 2020 2023: 5 reports, largest 2.00 in
Reports per year, 1957–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
020406080 Jan February: 1 reports (0%) Feb March: 14 reports (7%) Mar April: 23 reports (11%) Apr May: 51 reports (25%) May June: 70 reports (34%) Jun July: 16 reports (8%) Jul August: 19 reports (9%) Aug September: 12 reports (6%) Sep Oct Nov Dec
All 206 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 23 5
2022 0
2021 0
2020 31 4
2019 54 9
2018 0
2017 3 3

Hail days since Nov 3, 2021

DateReportsLargestStorm page
May 12, 2023 3 2.00 in —
Apr 4, 2023 2 0.88 in —

Largest hail on record

Largest hail reports in Brown County
Date Size Location Time · source
May 25, 2015 4.50 insoftball 6.38 W Mercier 15:45 local · NCEI
Jul 1, 1997 4.00 ingrapefruit Fairview 04:25 local · NCEI
Jun 30, 1960 3.00 inteacup — 15:35 local · NCEI
Aug 15, 2019 2.75 inbaseball 3.18 W Hiawatha 15:05 local · NCEI
May 25, 2015 2.75 inbaseball 8.76 WSW Mercier 15:40 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 Brown County
Date Size Location Time · source
May 12, 2023 2.00 inhen egg 2.12 E Baker 18:06 local · NCEI
May 12, 2023 1.50 inping pong ball 2.24 ENE Mercier 18:04 local · NCEI
May 12, 2023 1.00 inquarter 2.24 ENE Mercier 18:02 local · NCEI
Apr 4, 2023 0.88 innickel 2.74 ENE Padonia 18:35 local · NCEI
Apr 4, 2023 0.88 innickel 1.73 ESE Reserve 18:15 local · NCEI
May 22, 2020 1.00 inquarter 1.06 W Morrill 19:10 local · NCEI
Mar 19, 2020 1.00 inquarter 1.73 WSW Reserve 17:34 local · NCEI
Mar 19, 2020 1.75 ingolf ball 5.34 E Reserve 17:21 local · NCEI
Mar 19, 2020 1.25 inhalf dollar 2.74 ENE Padonia 17:14 local · NCEI
Aug 15, 2019 1.75 ingolf ball 2.74 ENE Padonia 18:38 local · NCEI
Aug 15, 2019 1.00 inquarter 2.96 NNE Robinson 15:58 local · NCEI
Aug 15, 2019 1.25 inhalf dollar 2.74 ENE Padonia 15:45 local · NCEI

Cities and towns in Brown County

PlaceReportsLargest
Hiawatha432.75 in
Fairview254.00 in
Morrill181.25 in
Robinson152.00 in
Horton131.50 in
Reserve111.75 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
Powhattan87May 25, 2015
Everest77May 21, 2011
Kickapoo Site 665May 25, 2015
Willis66May 12, 2023
Kickapoo Site 554Sep 17, 2015
Kickapoo Site 122Jul 12, 2001
Kickapoo Site 722Jun 21, 2015
Hamlin11May 21, 2011

Questions about hail in Brown County

How often does it hail in Brown County, Kansas?

206 hail reports have been logged in Brown County since 1957. Over the 20 years 2006–2025 that averages 5.0 reports a year. That ranks #92 of 106 Kansas counties by number of reports.

When is hail season in Brown County?

Most reports come in June, May, April. June alone accounts for 34% of all reports.

What is the largest hail recorded in Brown County?

4.50 in (softball size) on May 25, 2015 near 6.38 W Mercier. 9% of reports here were 2 inches or larger.

When did it last hail in Brown County?

The most recent report in this data is from May 12, 2023 (2.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

2 separate days with hail reports since November 3, 2021, adding up to 5 reports. The most recent was May 12, 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.