Hail History

Hail history for Muddy, Montana

NOAA hail reports in and within about 5 km (3 miles) of Muddy since 1996, with preliminary reports to November 3, 2026.

Readout · Muddy

Last hail
Jun 11, 2022
1.00 in, quarter size
Hail days, last 5 years
1
since Nov 3, 2021 · 1 report
Largest ever
1.75 in
golf ball · Jul 18, 2008

10 reports on 9 days since 1996 · #106 of 111 Montana places

Hail map · Muddy

Muddy Lame Deer Colstrip Ashland Crow Agency 25 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
10 most recent reports with a location; Big Horn County is shaded. Open street map

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What the record says about Muddy

The latest hail report in and around Muddy is from June 11, 2022, 1.00 in (quarter size). Since November 3, 2021 there has been one hail day; the biggest stones in that time were 1.00 in on June 11, 2022.

Over the 20 years 2006–2025, Muddy logged 9 reports on 8 hail days, about 0.5 reports a year. That is about the same as the median Montana town on this site (0.5 a year) and ranks #106 of 111 Montana cities and towns on this site for all-time reports. Muddy accounts for 4% of the 248 reports filed in Big Horn County.

0% of reports with a size were 2 inches (hen egg) or larger, against 8% for the median Montana town on this site. The largest hail on record here is 1.75 in (golf ball) on July 18, 2008 near 18.87 SE Kuehn.

Reports were up 25% in 2016–2025 (5) compared with 2006–2015 (4). The busiest year was 2019, with 2 reports on 1 day. Hail here peaks in July (60% of reports); 40% fall between April and June.

Reports a year 2006–2025 average

  • Muddy 0.5
  • Big Horn County 6.7
  • Median Montana town on this site 0.5

Hail days 2006–2025

  • Muddy 8
  • Big Horn County 68
  • Median Montana town on this site 7

Share 2 in or larger of sized reports

  • Muddy 0%
  • Big Horn County 8%
  • Median Montana town on this site 8%

Hail over time

012 1996: 1 reports, largest 1.00 in 2000 2005 2008: 1 reports, largest 1.75 in 2010 2011: 1 reports, largest 1.00 in 2015: 2 reports, largest 1.00 in 2015 2018: 1 reports, largest 0.75 in 2019: 2 reports, largest 1.25 in 2020 2021: 1 reports, largest 1.00 in 2022: 1 reports, largest 1.00 in 2025
Reports per year, 1996–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0246 Jan Feb Mar Apr May June: 4 reports (40%) Jun July: 6 reports (60%) Jul Aug Sep Oct Nov Dec
All 10 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 0
2022 1 1
2021 1 1
2020 0
2019 2 2
2018 1 1
2017 0

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Jun 11, 2022 1 1.00 in —

Largest hail on record

Largest hail reports in Muddy
Date Size Location County Time · source
Jul 18, 2008 1.75 ingolf ball 18.87 SE Kuehn Big Horn 15:05 local · NCEI
Jul 7, 2019 1.25 inhalf dollar 18.88 NNE Kirby Big Horn 17:39 local · NCEI
Jun 11, 2022 1.00 inquarter 20.89 NNE Kirby Big Horn 16:14 local · NCEI
Jul 6, 2021 1.00 inquarter 18.88 NNE Kirby Big Horn 19:35 local · NCEI
Jul 7, 2019 1.00 inquarter 20.89 NNE Kirby Big Horn 17:40 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Muddy
Date Size Location County Time · source
Jun 11, 2022 1.00 inquarter 20.89 NNE Kirby Big Horn 16:14 local · NCEI
Jul 6, 2021 1.00 inquarter 18.88 NNE Kirby Big Horn 19:35 local · NCEI
Jul 7, 2019 1.00 inquarter 20.89 NNE Kirby Big Horn 17:40 local · NCEI
Jul 7, 2019 1.25 inhalf dollar 18.88 NNE Kirby Big Horn 17:39 local · NCEI
Jun 7, 2018 0.75 inpenny 21.73 NNE Kirby Big Horn 16:57 local · NCEI
Jul 1, 2015 1.00 inquarter 18.88 NNE Kirby Big Horn 17:59 local · NCEI
Jun 19, 2015 0.88 innickel 18.88 NNE Kirby Big Horn 17:07 local · NCEI
Jul 26, 2011 1.00 inquarter 22.58 NNE Kirby Big Horn 22:43 local · NCEI
Jul 18, 2008 1.75 ingolf ball 18.87 SE Kuehn Big Horn 15:05 local · NCEI
Jun 24, 1996 1.00 inquarter 8 W Lame Deer Rosebud 20:30 local · NCEI

Hail history near Muddy

Questions about hail in Muddy

How often does it hail in Muddy, Montana?

10 hail reports have been logged in and within about 5 km (3 miles) of Muddy since 1996. Over the 20 years 2006–2025 that averages 0.5 reports a year. That ranks #106 of 111 Montana places by number of reports.

When is hail season in Muddy?

Most reports come in July, June. July alone accounts for 60% of all reports.

What is the largest hail recorded in Muddy?

1.75 in (golf ball size) on July 18, 2008 near 18.87 SE Kuehn. 0% of reports here were 2 inches or larger.

When did it last hail in Muddy?

The most recent report in this data is from June 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 Muddy had in the last five years?

1 separate days with hail reports since November 3, 2021, adding up to 1 reports. The most recent was June 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.