Hail history for Crook County, Wyoming
Every NOAA hail report filed in Crook County since 1956, with preliminary National Weather Service reports to November 3, 2026.
Readout · Crook County
- Last hail
- Jul 3, 2026
- 1.25 in, half dollar size
- Hail days, last 5 years
- 27
- since Nov 3, 2021 · 62 reports
- Largest ever
- 4.25 in
- grapefruit · Jul 13, 2009
510 reports on 243 days since 1956 · #3 of 22 Wyoming counties
Hail map · Crook County
- 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 Crook County is from July 3, 2026. A local roofer can check and document it at no cost.
Phone line opening soon
What the record says about Crook County
The latest hail report in Crook County is from July 3, 2026, 1.25 in (half dollar size). Since November 3, 2021 there have been 27 separate hail days; the biggest stones in that time were 2.75 in on August 19, 2024.
Over the 20 years 2006–2025, Crook County logged 388 reports on 166 hail days, about 19.4 reports a year. That is 4.3 times the median Wyoming county (4.5 a year) and ranks #3 of 22 Wyoming counties for all-time reports. Crook County holds 10% of all 4,952 hail reports in Wyoming.
9% of reports with a size were 2 inches (hen egg) or larger, against 5% for the median Wyoming county. The largest hail on record here is 4.25 in (grapefruit) on July 13, 2009 near 2 W Hulett.
Reports were down 23% in 2016–2025 (169) compared with 2006–2015 (219). The busiest year was 2008, with 40 reports on 16 days. Hail here peaks in July (37% of reports); 43% fall between April and June.
Reports a year 2006–2025 average
- Crook County 19.4
- Median Wyoming county 4.5
Hail days 2006–2025
- Crook County 166
- Median Wyoming county 55.5
Share 2 in or larger of sized reports
- Crook County 9%
- Median Wyoming county 5%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 6 | 6 | |||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 2 | 2 | 2 | 4 | 10 | ||||||||
| 2023 | 11 | 2 | 15 | 3 | 2 | 33 | |||||||
| 2022 | 1 | 7 | 1 | 4 | 13 | ||||||||
| 2021 | 1 | 2 | 1 | 4 | |||||||||
| 2020 | 8 | 25 | 3 | 36 | |||||||||
| 2019 | 2 | 4 | 13 | 8 | 27 | ||||||||
| 2018 | 7 | 16 | 6 | 1 | 30 | ||||||||
| 2017 | 2 | 1 | 1 | 4 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Jul 3, 2026 | 6 | 1.25 in | — |
| Aug 26, 2024 | 1 | 1.00 in | — |
| Aug 19, 2024 | 3 | 2.75 in | — |
| Jul 28, 2024 | 2 | 1.00 in | — |
| Jun 17, 2024 | 1 | 1.25 in | — |
| Jun 10, 2024 | 1 | 1.00 in | — |
| May 29, 2024 | 1 | 1.25 in | — |
| May 17, 2024 | 1 | 1.00 in | — |
| Sep 10, 2023 | 1 | 1.00 in | — |
| Sep 4, 2023 | 1 | 1.00 in | — |
| Aug 12, 2023 | 3 | 1.75 in | — |
| Jul 30, 2023 | 5 | 1.75 in | — |
| Jul 28, 2023 | 1 | 1.00 in | — |
| Jul 11, 2023 | 7 | 2.00 in | — |
| Jul 3, 2023 | 2 | 1.50 in | — |
| Jun 27, 2023 | 2 | 1.50 in | — |
| May 29, 2023 | 1 | 1.00 in | — |
| May 27, 2023 | 8 | 1.50 in | — |
| May 22, 2023 | 1 | 1.25 in | — |
| May 7, 2023 | 1 | 1.75 in | — |
| Aug 26, 2022 | 4 | 1.50 in | — |
| Jul 4, 2022 | 1 | 1.00 in | — |
| Jun 29, 2022 | 1 | 0.75 in | — |
| Jun 13, 2022 | 1 | 1.00 in | — |
| Jun 12, 2022 | 3 | 2.75 in | — |
| Jun 11, 2022 | 2 | 1.00 in | — |
| May 28, 2022 | 1 | 0.88 in | — |
Largest hail on record
| Date | Size | Location | Damage | Time · source |
|---|---|---|---|---|
| Jul 13, 2009 | 4.25 ingrapefruit | 2 W Hulett | $25K | 16:45 local · NCEI |
| Jul 13, 2009 | 4.25 ingrapefruit | New Haven | $200K | 16:35 local · NCEI |
| Jun 25, 2007 | 4.25 ingrapefruit | 20 NW Aladdin | — | 18:00 local · NCEI |
| Jun 25, 2007 | 4.00 ingrapefruit | Colony | $50K | 18:15 local · NCEI |
| Jun 25, 2007 | 4.00 ingrapefruit | 2 SW Lightning Flat | — | 17:05 local · NCEI |
Size of every report
- Under 1 in 117 23%
- 1–2 in 347 68%
- 2 in + 46 9%
Most recent reports
| Date | Size | Location | Time · source |
|---|---|---|---|
| Jul 3, 2026 | 1.25 inhalf dollar | 6.24 SE Devils Tower | 14:05 local · NCEI |
| Jul 3, 2026 | 1.00 inquarter | 0.85 NW Devils Tower | 13:45 local · NCEI |
| Jul 3, 2026 | 1.00 inquarter | 2.07 S Hulett | 13:15 local · NCEI |
| Jul 3, 2026 | 1.00 inquarter | 0.85 SE Sundance | 12:40 local · NCEI |
| Jul 3, 2026 | 1.25 inhalf dollar | 0.85 SE Sundance | 12:36 local · NCEI |
| Jul 3, 2026 | 1.00 inquarter | 0.85 SE Sundance | 12:35 local · NCEI |
| Aug 26, 2024 | 1.00 inquarter | 7.73 SSE Sundance | 14:00 local · NCEI |
| Aug 19, 2024 | 1.50 inping pong ball | 8.16 NNE Sundance | 17:30 local · NCEI |
| Aug 19, 2024 | 1.50 inping pong ball | Devils Tower | 16:50 local · NCEI |
| Aug 19, 2024 | 2.75 inbaseball | Devils Tower | 16:50 local · NCEI |
| Jul 28, 2024 | 0.75 inpenny | 2 NNW Beulah | 15:31 local · NCEI |
| Jul 28, 2024 | 1.00 inquarter | 4 WNW Beulah | 15:25 local · NCEI |
Cities and towns in Crook County
| Place | Reports | Largest |
|---|---|---|
| Sundance | 41 | 4.00 in |
| Hulett | 36 | 4.25 in |
| Moorcroft | 23 | 3.00 in |
| Pine Haven | 23 | 1.75 in |
| Beulah | 15 | 2.50 in |
Questions about hail in Crook County
How often does it hail in Crook County, Wyoming?
510 hail reports have been logged in Crook County since 1956. Over the 20 years 2006–2025 that averages 19.4 reports a year. That ranks #3 of 22 Wyoming counties by number of reports.
When is hail season in Crook County?
Most reports come in July, June, August. July alone accounts for 37% of all reports.
What is the largest hail recorded in Crook County?
4.25 in (grapefruit size) on July 13, 2009 near 2 W Hulett. 9% of reports here were 2 inches or larger.
When did it last hail in Crook County?
The most recent report in this data is from July 3, 2026 (1.25 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Crook County had in the last five years?
27 separate days with hail reports since November 3, 2021, adding up to 62 reports. The most recent was July 3, 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.