Hail History

Hail history for Mountain Lake, Minnesota

NOAA hail reports in and within about 5 km (3 miles) of Mountain Lake since 1985, with preliminary reports to November 5, 2026.

Readout · Mountain Lake

Last hail
Apr 13, 2026
1.75 in, golf ball size
Hail days, last 5 years
3
since Nov 5, 2021 · 4 reports
Largest ever
2.00 in
hen egg · Apr 13, 2026

15 reports on 13 days since 1985 · #261 of 451 Minnesota places

Hail map · Mountain Lake

Mountain Lake Darfur Windom Comfrey Jeffers 5 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
15 most recent reports with a location; Cottonwood County is shaded. Open street map

For homeowners

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What the record says about Mountain Lake

The latest hail report in and around Mountain Lake is from April 13, 2026, 1.75 in (golf ball size). Since November 5, 2021 there have been 3 separate hail days; the biggest stones in that time were 2.00 in on April 13, 2026.

Over the 20 years 2006–2025, Mountain Lake logged 7 reports on 7 hail days, about 0.3 reports a year. That is 22% less than the median Minnesota town on this site (0.5 a year) and ranks #261 of 451 Minnesota cities and towns on this site for all-time reports. Mountain Lake accounts for 10% of the 144 reports filed in Cottonwood 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 April 13, 2026 near 1.64 WNW Mountain Lake.

The busiest year was 2026, with 2 reports on 1 day. Hail here peaks in April (27% of reports); 60% fall between April and June.

Reports a year 2006–2025 average

  • Mountain Lake 0.3
  • Cottonwood County 3.6
  • Median Minnesota town on this site 0.5

Hail days 2006–2025

  • Mountain Lake 7
  • Cottonwood County 37
  • Median Minnesota town on this site 7

Share 2 in or larger of sized reports

  • Mountain Lake 7%
  • Cottonwood County 8%
  • Median Minnesota town on this site 6%

Hail over time

012 1985: 1 reports, largest 1.75 in 1990 1996: 1 reports, largest 0.75 in 1998: 2 reports, largest 1.00 in 2000: 1 reports, largest 0.75 in 2000 2004: 1 reports, largest 0.75 in 2010: 1 reports, largest 1.00 in 2010 2011: 1 reports, largest 0.88 in 2013: 1 reports, largest 1.00 in 2017: 1 reports, largest 1.00 in 2019: 1 reports, largest 1.00 in 2020 2022: 1 reports, largest 0.75 in 2025: 1 reports, largest 0.88 in 2026: 2 reports, largest 2.00 in
Reports per year, 1985–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
01234 Jan Feb Mar April: 4 reports (27%) Apr May: 2 reports (13%) May June: 3 reports (20%) Jun July: 2 reports (13%) Jul Aug September: 2 reports (13%) Sep October: 2 reports (13%) Oct Nov Dec
All 15 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 2 2
2025 1 1
2024 0
2023 0
2022 1 1
2021 0
2020 0
2019 1 1
2018 0
2017 1 1

Hail days since Nov 5, 2021

DateReportsLargestStorm page
Apr 13, 2026 2 2.00 in —
Apr 28, 2025 1 0.88 in —
Jul 5, 2022 1 0.75 in —

Largest hail on record

Largest hail reports in Mountain Lake
Date Size Location County Time · source
Apr 13, 2026 2.00 inhen egg 1.64 WNW Mountain Lake Cottonwood 17:40 local · NCEI
Apr 13, 2026 1.75 ingolf ball Mountain Lake Cottonwood 17:46 local · NCEI
Apr 20, 1985 1.75 ingolf ball — Cottonwood 21:35 local · NCEI
Sep 24, 2019 1.00 inquarter 0.69 N Mountain Lake Cottonwood 16:52 local · NCEI
Oct 2, 2017 1.00 inquarter 3.06 WNW Mountain Lake Cottonwood 14:08 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 Mountain Lake
Date Size Location County Time · source
Apr 13, 2026 1.75 ingolf ball Mountain Lake Cottonwood 17:46 local · NCEI
Apr 13, 2026 2.00 inhen egg 1.64 WNW Mountain Lake Cottonwood 17:40 local · NCEI
Apr 28, 2025 0.88 innickel 1.64 WNW Mountain Lake Cottonwood 14:25 local · NCEI
Jul 5, 2022 0.75 inpenny 0.69 N Mountain Lake Cottonwood 16:15 local · NCEI
Sep 24, 2019 1.00 inquarter 0.69 N Mountain Lake Cottonwood 16:52 local · NCEI
Oct 2, 2017 1.00 inquarter 3.06 WNW Mountain Lake Cottonwood 14:08 local · NCEI
Jun 18, 2013 1.00 inquarter 0.69 N Mountain Lake Cottonwood 02:10 local · NCEI
May 21, 2011 0.88 innickel 3.72 NE Mountain Lake Cottonwood 21:05 local · NCEI
Sep 22, 2010 1.00 inquarter 3.45 N Mountain Lake Cottonwood 18:05 local · NCEI
May 29, 2004 0.75 inpenny Mountain Lake Cottonwood 00:11 local · NCEI
Jul 2, 2000 0.75 inpenny 3 NW Mountain Lake Cottonwood 03:05 local · NCEI
Jun 20, 1998 0.75 inpenny 1 E Mountain Lake Cottonwood 08:30 local · NCEI

Hail history near Mountain Lake

Questions about hail in Mountain Lake

How often does it hail in Mountain Lake, Minnesota?

15 hail reports have been logged in and within about 5 km (3 miles) of Mountain Lake since 1985. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #261 of 451 Minnesota places by number of reports.

When is hail season in Mountain Lake?

Most reports come in April, June, May. April alone accounts for 27% of all reports.

What is the largest hail recorded in Mountain Lake?

2.00 in (hen egg size) on April 13, 2026 near 1.64 WNW Mountain Lake. 7% of reports here were 2 inches or larger.

When did it last hail in Mountain Lake?

The most recent report in this data is from April 13, 2026 (1.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 5, 2026.

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

3 separate days with hail reports since November 5, 2021, adding up to 4 reports. The most recent was April 13, 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.