Hail history for Montrose, South Dakota
NOAA hail reports in and within about 5 km (3 miles) of Montrose since 1959, with preliminary reports to November 3, 2026.
Readout · Montrose
- Last hail
- May 4, 2023
- 0.88 in, nickel size
- Hail days, last 5 years
- 1
- since Nov 3, 2021 · 1 report
- Largest ever
- 1.75 in
- golf ball · Jul 1, 2011
20 reports on 16 days since 1959 · #122 of 305 South Dakota places
Hail map · Montrose
- 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 Montrose is from May 4, 2023. A local roofer can check and document it at no cost.
Phone line opening soon
What the record says about Montrose
The latest hail report in and around Montrose is from May 4, 2023, 0.88 in (nickel size). Since November 3, 2021 there has been one hail day; the biggest stones in that time were 0.88 in on May 4, 2023.
Over the 20 years 2006–2025, Montrose logged 4 reports on 3 hail days, about 0.2 reports a year. That is about half the median South Dakota town on this site (0.5 a year) and ranks #122 of 305 South Dakota cities and towns on this site for all-time reports. Montrose accounts for 10% of the 196 reports filed in McCook County.
0% of reports with a size were 2 inches (hen egg) or larger, against 7% for the median South Dakota town on this site. The largest hail on record here is 1.75 in (golf ball) on July 1, 2011 near Montrose.
The busiest year was 2005, with 3 reports on 3 days. Hail here peaks in May (30% of reports); 60% fall between April and June.
Reports a year 2006–2025 average
- Montrose 0.2
- McCook County 4.8
- Median South Dakota town on this site 0.5
Hail days 2006–2025
- Montrose 3
- McCook County 52
- Median South Dakota town on this site 7
Share 2 in or larger of sized reports
- Montrose 0%
- McCook County 4%
- Median South Dakota town on this site 7%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0 | ||||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 1 | 1 | |||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 0 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| May 4, 2023 | 1 | 0.88 in | — |
Largest hail on record
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Jul 1, 2011 | 1.75 ingolf ball | Montrose | Mccook | 13:57 local · NCEI |
| Aug 8, 2009 | 1.75 ingolf ball | 1 W Montrose | Mccook | 13:08 local · NCEI |
| Aug 8, 2009 | 1.75 ingolf ball | Montrose | Mccook | 13:05 local · NCEI |
| Jul 29, 2005 | 1.75 ingolf ball | 2 S Montrose | Mccook | 01:00 local · NCEI |
| Jul 11, 1987 | 1.75 ingolf ball | — | Mccook | 20:01 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 6 30%
- 1–2 in 14 70%
- 2 in + 0 0%
Most recent reports
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| May 4, 2023 | 0.88 innickel | 0.5 E Montrose | Mccook | 10:40 local · NCEI |
| Jul 1, 2011 | 1.75 ingolf ball | Montrose | Mccook | 13:57 local · NCEI |
| Aug 8, 2009 | 1.75 ingolf ball | 1 W Montrose | Mccook | 13:08 local · NCEI |
| Aug 8, 2009 | 1.75 ingolf ball | Montrose | Mccook | 13:05 local · NCEI |
| Jul 29, 2005 | 1.75 ingolf ball | 2 S Montrose | Mccook | 01:00 local · NCEI |
| Jun 13, 2005 | 0.75 inpenny | Montrose | Mccook | 16:06 local · NCEI |
| Jun 8, 2005 | 0.75 inpenny | Montrose | Mccook | 00:01 local · NCEI |
| Jul 31, 2004 | 1.00 inquarter | 3 S Montrose | Mccook | 17:45 local · NCEI |
| May 29, 2004 | 0.75 inpenny | Montrose | Mccook | 16:29 local · NCEI |
| May 29, 2004 | 1.00 inquarter | 2 SW Montrose | Mccook | 16:00 local · NCEI |
| Jul 4, 2003 | 1.00 inquarter | Montrose | Mccook | 21:19 local · NCEI |
| Jun 24, 2003 | 1.00 inquarter | Montrose | Mccook | 21:25 local · NCEI |
Hail history near Montrose
Questions about hail in Montrose
How often does it hail in Montrose, South Dakota?
20 hail reports have been logged in and within about 5 km (3 miles) of Montrose since 1959. Over the 20 years 2006–2025 that averages 0.2 reports a year. That ranks #122 of 305 South Dakota places by number of reports.
When is hail season in Montrose?
Most reports come in May, June, July. May alone accounts for 30% of all reports.
What is the largest hail recorded in Montrose?
1.75 in (golf ball size) on July 1, 2011 near Montrose. 0% of reports here were 2 inches or larger.
When did it last hail in Montrose?
The most recent report in this data is from May 4, 2023 (0.88 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Montrose 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 May 4, 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.