Hail history for Cascade, Iowa
NOAA hail reports in and within about 5 km (3 miles) of Cascade since 1968, with preliminary reports to November 3, 2026.
Readout · Cascade
- Last hail
- Apr 17, 2026
- 1.00 in, quarter size
- Hail days, last 5 years
- 2
- since Nov 3, 2021 · 4 reports
- Largest ever
- 2.75 in
- baseball · May 15, 1968
21 reports on 15 days since 1968 · #147 of 483 Iowa places
Hail map · Cascade
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
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 Cascade is from April 17, 2026. A local roofer can check and document it at no cost.
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What the record says about Cascade
The latest hail report in and around Cascade is from April 17, 2026, 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 April 17, 2026.
Over the 20 years 2006–2025, Cascade logged 13 reports on 9 hail days, about 0.7 reports a year. That is 44% more than the median Iowa town on this site (0.5 a year) and ranks #147 of 483 Iowa cities and towns on this site for all-time reports. Cascade accounts for 10% of the 201 reports filed in Dubuque County.
5% 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 2.75 in (baseball) on May 15, 1968.
Reports were down 92% in 2016–2025 (1) compared with 2006–2015 (12). The busiest year was 2008, with 5 reports on 4 days. Hail here peaks in May (29% of reports); 52% fall between April and June.
Reports a year 2006–2025 average
- Cascade 0.7
- Dubuque County 6.0
- Median Iowa town on this site 0.5
Hail days 2006–2025
- Cascade 9
- Dubuque County 51
- Median Iowa town on this site 7
Share 2 in or larger of sized reports
- Cascade 5%
- Dubuque County 8%
- Median Iowa town on this site 6%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 3 | 1 | 4 | ||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 1 | 1 | |||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 0 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Apr 17, 2026 | 1 | 1.00 in | — |
| Mar 10, 2026 | 3 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| May 15, 1968 | 2.75 inbaseball | — | Dubuque | 15:40 local · NCEI |
| May 20, 2014 | 1.75 ingolf ball | 0.51 E Cascade | Dubuque | 16:44 local · NCEI |
| May 20, 2014 | 1.50 inping pong ball | 0.96 N Cascade | Dubuque | 16:28 local · NCEI |
| Apr 17, 2026 | 1.00 inquarter | 3.78 NNW Temple Hill | Jones | 12:25 local · NCEI |
| Mar 10, 2026 | 1.00 inquarter | 0.69 N Cascade | Dubuque | 18:05 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
- Under 1 in 10 48%
- 1–2 in 10 48%
- 2 in + 1 5%
Most recent reports
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Apr 17, 2026 | 1.00 inquarter | 3.78 NNW Temple Hill | Jones | 12:25 local · NCEI |
| Mar 10, 2026 | 1.00 inquarter | 0.69 N Cascade | Dubuque | 18:05 local · NCEI |
| Mar 10, 2026 | 1.00 inquarter | 0.69 N Cascade | Dubuque | 18:03 local · NCEI |
| Mar 10, 2026 | 1.00 inquarter | 0.51 E Cascade | Dubuque | 18:00 local · NCEI |
| Aug 10, 2020 | 1.00 inquarter | 1.53 E Cascade | Dubuque | 12:25 local · NCEI |
| May 20, 2014 | 1.75 ingolf ball | 0.51 E Cascade | Dubuque | 16:44 local · NCEI |
| May 20, 2014 | 1.50 inping pong ball | 0.96 N Cascade | Dubuque | 16:28 local · NCEI |
| Jun 18, 2010 | 0.88 innickel | 2.56 W Cascade | Dubuque | 11:49 local · NCEI |
| Jul 24, 2009 | 1.00 inquarter | 0.51 E Cascade | Dubuque | 14:15 local · NCEI |
| Jul 24, 2009 | 1.00 inquarter | 0.51 E Cascade | Dubuque | 14:15 local · NCEI |
| Aug 4, 2008 | 0.88 innickel | 0.51 E Cascade | Dubuque | 16:50 local · NCEI |
| Aug 4, 2008 | 0.88 innickel | 4.87 NNW Temple Hill | Jones | 16:15 local · NCEI |
Hail history near Cascade
- Monticello 17 km · 24
- Hopkinton 21 km · 13
- Peosta 21 km · 11
- Dyersville 22 km · 11
- Wyoming 27 km · 12
- Delhi 30 km · 15
- Anamosa 31 km · 27
- Dubuque 33 km · 72
Questions about hail in Cascade
How often does it hail in Cascade, Iowa?
21 hail reports have been logged in and within about 5 km (3 miles) of Cascade since 1968. Over the 20 years 2006–2025 that averages 0.7 reports a year. That ranks #147 of 483 Iowa places by number of reports.
When is hail season in Cascade?
Most reports come in May, August, March. May alone accounts for 29% of all reports.
What is the largest hail recorded in Cascade?
2.75 in (baseball size) on May 15, 1968. 5% of reports here were 2 inches or larger.
When did it last hail in Cascade?
The most recent report in this data is from April 17, 2026 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Cascade had in the last five years?
2 separate days with hail reports since November 3, 2021, adding up to 4 reports. The most recent was April 17, 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.