Hail History

Hail history for Thief River Falls, Minnesota

NOAA hail reports in and within about 5 km (3 miles) of Thief River Falls since 1956, with preliminary reports to November 3, 2026.

Readout · Thief River Falls

Last hail
Jul 11, 2022
1.00 in, quarter size
Hail days, last 5 years
2
since Nov 3, 2021 · 3 reports
Largest ever
2.00 in
hen egg · Aug 28, 1956

30 reports on 27 days since 1956 · #62 of 451 Minnesota places

Hail map · Thief River Falls

Thief River Falls Plummer Red Lake Falls Goodridge 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
30 most recent reports with a location; Pennington County is shaded. Open street map

For homeowners

Concerned about your roof after hail?

Send a request to Moxisync Labs for review. The latest hail report in Thief River Falls is from July 11, 2022. We’re building local roofer coverage. Submitting a request does not guarantee a quote or book an inspection.

Phone line opening soon

What would a claim cost you? Try the hail claim calculator

Roofer? Get hail alerts for your area with StormScope

What the record says about Thief River Falls

The latest hail report in and around Thief River Falls is from July 11, 2022, 1.00 in (quarter size). Since November 3, 2021 there have been 2 separate hail days; the biggest stones in that time were 1.00 in on July 11, 2022.

Over the 20 years 2006–2025, Thief River Falls logged 14 reports on 13 hail days, about 0.7 reports a year. That is 56% more than the median Minnesota town on this site (0.5 a year) and ranks #62 of 451 Minnesota cities and towns on this site for all-time reports. Thief River Falls accounts for 29% of the 103 reports filed in Pennington County.

7% of reports with a size were 2 inches (hen egg) or larger, against 6% for the median Minnesota town on this site. The largest hail on record here is 2.00 in (hen egg) on August 28, 1956.

Reports were down 25% in 2016–2025 (6) compared with 2006–2015 (8). The busiest year was 2022, with 3 reports on 2 days. Hail here peaks in August (40% of reports); 33% fall between April and June.

Reports a year 2006–2025 average

  • Thief River Falls 0.7
  • Pennington County 2.5
  • Median Minnesota town on this site 0.5

Hail days 2006–2025

  • Thief River Falls 13
  • Pennington County 34
  • Median Minnesota town on this site 7

Share 2 in or larger of sized reports

  • Thief River Falls 7%
  • Pennington County 7%
  • Median Minnesota town on this site 6%

Hail over time

0123 1956: 2 reports, largest 2.00 in 1959: 1 reports, largest 1.00 in 1960 1961: 2 reports, largest 1.75 in 1970 1975: 1 reports, largest 1.00 in 1980 1981: 1 reports, largest 1.00 in 1982: 1 reports, largest 1.75 in 1985: 1 reports, largest 1.75 in 1989: 1 reports, largest 1.75 in 1990 1992: 1 reports, largest 0.75 in 2000 2001: 2 reports, largest 0.75 in 2004: 2 reports, largest 1.25 in 2005: 1 reports, largest 0.75 in 2007: 2 reports, largest 1.00 in 2009: 1 reports, largest 1.00 in 2010: 1 reports, largest 0.75 in 2010 2011: 1 reports, largest 0.75 in 2013: 2 reports, largest 1.00 in 2015: 1 reports, largest 1.00 in 2018: 2 reports, largest 0.75 in 2020: 1 reports, largest 1.25 in 2020 2022: 3 reports, largest 1.00 in
Reports per year, 1956–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
051015 Jan Feb Mar Apr May: 7 reports (23%) May June: 3 reports (10%) Jun July: 7 reports (23%) Jul August: 12 reports (40%) Aug September: 1 reports (3%) Sep Oct Nov Dec
All 30 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 0
2022 3 3
2021 0
2020 1 1
2019 0
2018 11 2
2017 0

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Jul 11, 2022 2 1.00 in —
Jul 10, 2022 1 0.88 in —

Largest hail on record

Largest hail reports in Thief River Falls
Date Size Location County Time · source
Aug 28, 1956 2.00 inhen egg — Pennington 22:30 local · NCEI
Aug 28, 1956 2.00 inhen egg — Pennington 21:30 local · NCEI
Aug 3, 1989 1.75 ingolf ball — Pennington 17:31 local · NCEI
May 8, 1985 1.75 ingolf ball — Pennington 17:45 local · NCEI
Aug 21, 1982 1.75 ingolf ball — Pennington 17:21 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 Thief River Falls
Date Size Location County Time · source
Jul 11, 2022 1.00 inquarter 1.66 NNE (Tvf)thief Rvr Falls Pennington 16:42 local · NCEI
Jul 11, 2022 0.88 innickel 1.38 S Thief River Falls Pennington 16:34 local · NCEI
Jul 10, 2022 0.88 innickel 1.38 S Thief River Falls Pennington 07:45 local · NCEI
Jun 7, 2020 1.25 inhalf dollar 3.94 ENE (Tvf)thief Rvr Falls Pennington 14:50 local · NCEI
Jul 8, 2018 0.75 inpenny 1.38 S Thief River Falls Pennington 02:56 local · NCEI
May 24, 2018 0.75 inpenny 1.46 NNW (Tvf)thief Rvr Falls Pennington 20:45 local · NCEI
Aug 12, 2015 1.00 inquarter 1.38 S Thief River Falls Pennington 20:30 local · NCEI
Aug 18, 2013 1.00 inquarter 2.69 ESE Thief River Falls Pennington 20:38 local · NCEI
Jul 24, 2013 1.00 inquarter 1.38 S Dakota Jct Pennington 15:00 local · NCEI
May 28, 2011 0.75 inpenny 1.38 S Thief River Falls Pennington 19:00 local · NCEI
May 22, 2010 0.75 inpenny 1.38 S Thief River Falls Pennington 22:25 local · NCEI
Jul 23, 2009 1.00 inquarter (Tvf)thief Rvr Falls Pennington 20:41 local · NCEI

Hail history near Thief River Falls

Questions about hail in Thief River Falls

How often does it hail in Thief River Falls, Minnesota?

30 hail reports have been logged in and within about 5 km (3 miles) of Thief River Falls since 1956. Over the 20 years 2006–2025 that averages 0.7 reports a year. That ranks #62 of 451 Minnesota places by number of reports.

When is hail season in Thief River Falls?

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

What is the largest hail recorded in Thief River Falls?

2.00 in (hen egg size) on August 28, 1956. 7% of reports here were 2 inches or larger.

When did it last hail in Thief River Falls?

The most recent report in this data is from July 11, 2022 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

How many hail storms has Thief River Falls had in the last five years?

2 separate days with hail reports since November 3, 2021, adding up to 3 reports. The most recent was July 11, 2022.

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.