Hail History

Hail history for Lewis, Iowa

NOAA hail reports in and within about 5 km (3 miles) of Lewis since 1998, with preliminary reports to November 3, 2026.

Readout · Lewis

Last hail
Apr 17, 2025
1.00 in, quarter size
Hail days, last 5 years
1
since Nov 3, 2021 · 1 report
Largest ever
1.75 in
golf ball · Mar 29, 2012

14 reports on 11 days since 1998 · #295 of 483 Iowa places

Hail map · Lewis

Lewis Griswold Atlantic Marne Walnut Massena 5 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
14 most recent reports with a location; Cass County is shaded. Open street map

For homeowners

Roof damage after hail? Get a free inspection

Hail bruises shingles and cracks seals in ways you can't see from the ground, and most insurers set a claim deadline after the storm. The latest hail report in Lewis is from April 17, 2025. A local roofer can check and document it at no cost.

Phone line opening soon

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

Preview: this form is not connected yet. Nothing you enter is sent or stored.

Roofer? Get hail alerts for your area with StormScope

What the record says about Lewis

The latest hail report in and around Lewis is from April 17, 2025, 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 April 17, 2025.

Over the 20 years 2006–2025, Lewis logged 10 reports on 7 hail days, about 0.5 reports a year. That is 11% more than the median Iowa town on this site (0.5 a year) and ranks #295 of 483 Iowa cities and towns on this site for all-time reports. Lewis accounts for 8% of the 175 reports filed in Cass County.

0% of reports with a size were 2 inches (hen egg) or larger, against 6% for the median Iowa town on this site. The largest hail on record here is 1.75 in (golf ball) on March 29, 2012 near 2.14 SSE Lewis.

Reports were down 89% in 2016–2025 (1) compared with 2006–2015 (9). The busiest year was 2008, with 5 reports on 3 days. Hail here peaks in April (36% of reports); 71% fall between April and June.

Reports a year 2006–2025 average

  • Lewis 0.5
  • Cass County 3.1
  • Median Iowa town on this site 0.5

Hail days 2006–2025

  • Lewis 7
  • Cass County 42
  • Median Iowa town on this site 7

Share 2 in or larger of sized reports

  • Lewis 0%
  • Cass County 13%
  • Median Iowa town on this site 6%

Hail over time

0246 1998: 1 reports, largest 1.75 in 2000 2001: 2 reports, largest 1.75 in 2004: 1 reports, largest 0.75 in 2005 2006: 2 reports, largest 1.00 in 2008: 5 reports, largest 1.00 in 2010: 1 reports, largest 1.00 in 2010 2012: 1 reports, largest 1.75 in 2015 2020 2025: 1 reports, largest 1.00 in 2025
Reports per year, 1998–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0246 Jan Feb March: 1 reports (7%) Mar April: 5 reports (36%) Apr May: 3 reports (21%) May June: 2 reports (14%) Jun Jul Aug September: 3 reports (21%) Sep Oct Nov Dec
All 14 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 1 1
2024 0
2023 0
2022 0
2021 0
2020 0
2019 0
2018 0
2017 0

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Apr 17, 2025 1 1.00 in —

Largest hail on record

Largest hail reports in Lewis
Date Size Location County Damage Time · source
Mar 29, 2012 1.75 ingolf ball 2.14 SSE Lewis Cass $5K 18:54 local · NCEI
Apr 10, 2001 1.75 ingolf ball 1 E Lewis Cass $7K 15:18 local · NCEI
May 29, 1998 1.75 ingolf ball Lewis Cass $10K 00:55 local · NCEI
Apr 17, 2025 1.00 inquarter 0.52 W Lewis Cass — 19:14 local · NCEI
Jun 18, 2010 1.00 inquarter 0.69 N Lewis Cass $10K 08:10 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Lewis
Date Size Location County Damage Time · source
Apr 17, 2025 1.00 inquarter 0.52 W Lewis Cass — 19:14 local · NCEI
Mar 29, 2012 1.75 ingolf ball 2.14 SSE Lewis Cass $5K 18:54 local · NCEI
Jun 18, 2010 1.00 inquarter 0.69 N Lewis Cass $10K 08:10 local · NCEI
Sep 23, 2008 1.00 inquarter 0.69 N Lewis Cass $2K 15:37 local · NCEI
Sep 23, 2008 1.00 inquarter 1.38 S Lewis Cass $2K 15:36 local · NCEI
Sep 23, 2008 0.88 innickel 1.38 S Lewis Cass — 15:30 local · NCEI
Jun 20, 2008 0.88 innickel 4 NE Griswold Cass $1K 17:04 local · NCEI
Apr 22, 2008 1.00 inquarter 0.52 W Lewis Cass $1K 00:10 local · NCEI
Apr 15, 2006 1.00 inquarter 1 N Lewis Cass $5K 19:33 local · NCEI
Apr 15, 2006 1.00 inquarter 2 W Lewis Cass $5K 19:31 local · NCEI
May 8, 2004 0.75 inpenny 3 W Lewis Cass — 21:01 local · NCEI
May 13, 2001 0.88 innickel 2 SW Lewis Cass $2K 06:20 local · NCEI

Hail history near Lewis

Questions about hail in Lewis

How often does it hail in Lewis, Iowa?

14 hail reports have been logged in and within about 5 km (3 miles) of Lewis since 1998. Over the 20 years 2006–2025 that averages 0.5 reports a year. That ranks #295 of 483 Iowa places by number of reports.

When is hail season in Lewis?

Most reports come in April, May, September. April alone accounts for 36% of all reports.

What is the largest hail recorded in Lewis?

1.75 in (golf ball size) on March 29, 2012 near 2.14 SSE Lewis. 0% of reports here were 2 inches or larger.

When did it last hail in Lewis?

The most recent report in this data is from April 17, 2025 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

How many hail storms has Lewis 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 April 17, 2025.

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.