Hail History

Hail history for Marion County, Oregon

Every NOAA hail report filed in Marion County since 1993, with preliminary National Weather Service reports to November 3, 2026.

Readout · Marion County

Last hail
Sep 2, 2023
1.00 in, quarter size
Hail days, last 5 years
1
since Nov 3, 2021 · 1 report
Largest ever
1.75 in
golf ball · May 19, 1993

5 reports on 5 days since 1993 · #26 of 26 Oregon counties

Hail map · Marion County

10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
4 most recent reports with a location. Dot size and colour follow hail size. Open street map

For homeowners

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What the record says about Marion County

The latest hail report in Marion County is from September 2, 2023, 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 September 2, 2023.

Over the 20 years 2006–2025, Marion County logged 3 reports on 3 hail days, about 0.1 reports a year. That is 26% of the median Oregon county (0.6 a year) and ranks #26 of 26 Oregon counties for all-time reports. Marion County holds 1% of all 857 hail reports in Oregon.

0% of reports with a size were 2 inches (hen egg) or larger, against 0% for the median Oregon county. The largest hail on record here is 1.75 in (golf ball) on May 19, 1993.

Hail here peaks in May (40% of reports); 60% fall between April and June.

Reports a year 2006–2025 average

  • Marion County 0.1
  • Median Oregon county 0.6

Hail days 2006–2025

  • Marion County 3
  • Median Oregon county 10.5

Share 2 in or larger of sized reports

  • Marion County 0%
  • Median Oregon county 0%

Hail over time

01 1993: 1 reports, largest 1.75 in 1995 2000 2003: 1 reports, largest 1.00 in 2005 2007: 1 reports, largest 0.50 in 2010 2015 2020: 1 reports, largest 0.75 in 2020 2023: 1 reports, largest 1.00 in 2025
Reports per year, 1993–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
012 Jan Feb Mar April: 1 reports (20%) Apr May: 2 reports (40%) May Jun Jul Aug September: 2 reports (40%) Sep Oct Nov Dec
All 5 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 1 1
2022 0
2021 0
2020 1 1
2019 0
2018 0
2017 0

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Sep 2, 2023 1 1.00 in —

Largest hail on record

Largest hail reports in Marion County
Date Size Location Time · source
May 19, 1993 1.75 ingolf ball — 12:00 local · NCEI
Sep 2, 2023 1.00 inquarter 0.81 NE Scotts Mills 18:30 local · NCEI
Apr 29, 2003 1.00 inquarter Keizer 17:00 local · NCEI
Sep 18, 2020 0.75 inpenny 2.55 ENE Sublimity 01:15 local · NCEI
May 3, 2007 0.50 inmarble Salem 15:00 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 Marion County
Date Size Location Time · source
Sep 2, 2023 1.00 inquarter 0.81 NE Scotts Mills 18:30 local · NCEI
Sep 18, 2020 0.75 inpenny 2.55 ENE Sublimity 01:15 local · NCEI
May 3, 2007 0.50 inmarble Salem 15:00 local · NCEI
Apr 29, 2003 1.00 inquarter Keizer 17:00 local · NCEI
May 19, 1993 1.75 ingolf ball — 12:00 local · NCEI

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
Keizer11Apr 29, 2003
Salem11May 3, 2007
Scotts Mills11Sep 2, 2023
Sublimity11Sep 18, 2020

Questions about hail in Marion County

How often does it hail in Marion County, Oregon?

5 hail reports have been logged in Marion County since 1993. Over the 20 years 2006–2025 that averages 0.1 reports a year. That ranks #26 of 26 Oregon counties by number of reports.

When is hail season in Marion County?

Most reports come in May, September, April. May alone accounts for 40% of all reports.

What is the largest hail recorded in Marion County?

1.75 in (golf ball size) on May 19, 1993. 0% of reports here were 2 inches or larger.

When did it last hail in Marion County?

The most recent report in this data is from September 2, 2023 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

How many hail storms has Marion County 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 September 2, 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.