Hail History

Hail history for Tarkio, Missouri

NOAA hail reports in and within about 5 km (3 miles) of Tarkio since 1973, with preliminary reports to November 3, 2026.

Readout · Tarkio

Last hail
Jun 28, 2017
1.75 in, golf ball size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
2.75 in
baseball · May 22, 1996

34 reports on 27 days since 1973 · #109 of 491 Missouri places

Hail map · Tarkio

Tarkio Westboro Fairfax Rock Port Watson 5 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
34 most recent reports with a location; Atchison County is shaded. Open street map

For homeowners

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What the record says about Tarkio

The latest hail report in and around Tarkio is from June 28, 2017, 1.75 in (golf ball size). There has been no hail report here in the five years since November 3, 2021.

Over the 20 years 2006–2025, Tarkio logged 16 reports on 11 hail days, about 0.8 reports a year. That is 60% more than the median Missouri town on this site (0.5 a year) and ranks #109 of 491 Missouri cities and towns on this site for all-time reports. Tarkio accounts for 21% of the 162 reports filed in Atchison County.

3% of reports with a size were 2 inches (hen egg) or larger, against 5% for the median Missouri town on this site. The largest hail on record here is 2.75 in (baseball) on May 22, 1996 near Tarkio.

Reports were down 67% in 2016–2025 (4) compared with 2006–2015 (12). The busiest year was 2014, with 3 reports on 2 days. Hail here peaks in May (29% of reports); 62% fall between April and June.

Reports a year 2006–2025 average

  • Tarkio 0.8
  • Atchison County 4.5
  • Median Missouri town on this site 0.5

Hail days 2006–2025

  • Tarkio 11
  • Atchison County 44
  • Median Missouri town on this site 9

Share 2 in or larger of sized reports

  • Tarkio 3%
  • Atchison County 3%
  • Median Missouri town on this site 5%

Hail over time

0123 1973: 1 reports, largest 1.75 in 1976: 1 reports, largest 1.75 in 1980 1981: 3 reports, largest 1.75 in 1986: 1 reports, largest 1.75 in 1990 1992: 2 reports, largest 0.75 in 1996: 3 reports, largest 2.75 in 1997: 1 reports, largest 1.25 in 2000: 2 reports, largest 0.88 in 2000 2003: 2 reports, largest 0.75 in 2004: 2 reports, largest 1.00 in 2007: 1 reports, largest 1.00 in 2008: 2 reports, largest 0.88 in 2010: 1 reports, largest 1.25 in 2010 2011: 3 reports, largest 1.75 in 2012: 2 reports, largest 1.75 in 2014: 3 reports, largest 1.75 in 2016: 2 reports, largest 1.00 in 2017: 2 reports, largest 1.75 in 2020
Reports per year, 1973–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
036912 Jan February: 1 reports (3%) Feb March: 4 reports (12%) Mar April: 5 reports (15%) Apr May: 10 reports (29%) May June: 6 reports (18%) Jun July: 1 reports (3%) Jul August: 5 reports (15%) Aug September: 2 reports (6%) Sep Oct Nov Dec
All 34 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 2 2

Largest hail on record

Largest hail reports in Tarkio
Date Size Location County Time · source
May 22, 1996 2.75 inbaseball Tarkio Atchison 22:30 local · NCEI
Jun 28, 2017 1.75 ingolf ball 0.69 N Tarkio Atchison 18:12 local · NCEI
Sep 9, 2014 1.75 ingolf ball 2.21 WNW Tarkio Atchison 16:44 local · NCEI
Mar 29, 2012 1.75 ingolf ball 0.69 N Tarkio Atchison 18:33 local · NCEI
Aug 18, 2011 1.75 ingolf ball 0.69 N Tarkio Atchison 19:58 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Tarkio
Date Size Location County Time · source
Jun 28, 2017 1.75 ingolf ball 0.69 N Tarkio Atchison 18:12 local · NCEI
Jun 28, 2017 1.00 inquarter 0.69 N Tarkio Atchison 18:05 local · NCEI
May 9, 2016 1.00 inquarter 2.14 NNE Tarkio Gould Muni Ar Atchison 17:05 local · NCEI
Mar 23, 2016 0.75 inpenny 0.69 N Tarkio Atchison 16:15 local · NCEI
Sep 9, 2014 1.25 inhalf dollar 1.48 NNW Tarkio Gould Muni Ar Atchison 16:50 local · NCEI
Sep 9, 2014 1.75 ingolf ball 2.21 WNW Tarkio Atchison 16:44 local · NCEI
Jun 3, 2014 1.50 inping pong ball 0.87 NW Tarkio Gould Muni Ar Atchison 20:30 local · NCEI
Mar 29, 2012 1.00 inquarter 0.69 N Tarkio Atchison 18:35 local · NCEI
Mar 29, 2012 1.75 ingolf ball 0.69 N Tarkio Atchison 18:33 local · NCEI
Aug 18, 2011 1.00 inquarter 0.69 N Tarkio Atchison 20:04 local · NCEI
Aug 18, 2011 1.75 ingolf ball 0.69 N Tarkio Atchison 19:58 local · NCEI
Aug 18, 2011 1.75 ingolf ball 0.69 N Tarkio Atchison 19:54 local · NCEI

Hail history near Tarkio

Questions about hail in Tarkio

How often does it hail in Tarkio, Missouri?

34 hail reports have been logged in and within about 5 km (3 miles) of Tarkio since 1973. Over the 20 years 2006–2025 that averages 0.8 reports a year. That ranks #109 of 491 Missouri places by number of reports.

When is hail season in Tarkio?

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

What is the largest hail recorded in Tarkio?

2.75 in (baseball size) on May 22, 1996 near Tarkio. 3% of reports here were 2 inches or larger.

When did it last hail in Tarkio?

The most recent report in this data is from June 28, 2017 (1.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

None: there has been no hail report in and within about 5 km (3 miles) of Tarkio since November 3, 2021. The last one was on June 28, 2017.

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.