Hail history for Knox County, Nebraska
Every NOAA hail report filed in Knox County since 1957, with preliminary National Weather Service reports to November 3, 2026.
Readout · Knox County
- Last hail
- Sep 1, 2026
- 2.50 in, tennis ball size · preliminary
- Hail days, last 5 years
- 18
- since Nov 3, 2021 · 36 reports
- Largest ever
- 4.50 in
- softball · Jun 23, 1998
327 reports on 192 days since 1957 · #20 of 94 Nebraska counties
Hail map · Knox County
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
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What the record says about Knox County
The latest hail report in Knox County is from September 1, 2026, 2.50 in (tennis ball size). Since November 3, 2021 there have been 18 separate hail days; the biggest stones in that time were 2.75 in on September 1, 2026.
Over the 20 years 2006–2025, Knox County logged 146 reports on 87 hail days, about 7.3 reports a year. That is 25% more than the median Nebraska county (5.8 a year) and ranks #20 of 94 Nebraska counties for all-time reports. Knox County holds 1% of all 25,203 hail reports in Nebraska.
10% of reports with a size were 2 inches (hen egg) or larger, against 10% for the median Nebraska county. The largest hail on record here is 4.50 in (softball) on June 23, 1998 near Wausa.
Reports were down 43% in 2016–2025 (53) compared with 2006–2015 (93). The busiest year was 2004, with 19 reports on 10 days. Hail here peaks in June (29% of reports); 49% fall between April and June.
Reports a year 2006–2025 average
- Knox County 7.3
- Median Nebraska county 5.8
Hail days 2006–2025
- Knox County 87
- Median Nebraska county 65
Share 2 in or larger of sized reports
- Knox County 10%
- Median Nebraska county 10%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 5 | 5 | 10 | ||||||||||
| 2025 | 1 | 1 | 3 | 5 | |||||||||
| 2024 | 1 | 4 | 1 | 6 | |||||||||
| 2023 | 1 | 2 | 9 | 12 | |||||||||
| 2022 | 2 | 1 | 3 | ||||||||||
| 2021 | 2 | 2 | |||||||||||
| 2020 | 1 | 5 | 6 | ||||||||||
| 2019 | 2 | 2 | 2 | 6 | |||||||||
| 2018 | 2 | 4 | 6 | ||||||||||
| 2017 | 1 | 3 | 4 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Sep 1, 2026 | 5 | 2.75 in | View |
| Jun 29, 2026 | 5 | 1.75 in | — |
| Jul 28, 2025 | 1 | 1.00 in | — |
| Jul 19, 2025 | 1 | 1.00 in | — |
| Jul 7, 2025 | 1 | 2.50 in | — |
| Jun 14, 2025 | 1 | 1.00 in | — |
| Apr 28, 2025 | 1 | 1.00 in | — |
| Jul 29, 2024 | 1 | 1.50 in | — |
| Jun 25, 2024 | 4 | 2.00 in | — |
| May 20, 2024 | 1 | 1.75 in | — |
| Jul 24, 2023 | 1 | 2.50 in | — |
| Jul 19, 2023 | 1 | 1.00 in | — |
| Jul 10, 2023 | 7 | 2.00 in | — |
| Jun 24, 2023 | 2 | 1.25 in | — |
| Mar 30, 2023 | 1 | 1.75 in | — |
| Jun 14, 2022 | 1 | 1.25 in | — |
| May 30, 2022 | 1 | 1.00 in | — |
| May 29, 2022 | 1 | 2.00 in | — |
Largest hail on record
| Date | Size | Location | Time · source |
|---|---|---|---|
| Jun 23, 1998 | 4.50 insoftball | Wausa | 19:15 local · NCEI |
| Jun 13, 1981 | 4.50 insoftball | — | 21:20 local · NCEI |
| Aug 18, 2011 | 4.25 ingrapefruit | 2.76 N Bloomfield | 12:07 local · NCEI |
| Sep 22, 2010 | 4.25 ingrapefruit | Crofton | 09:26 local · NCEI |
| May 5, 2007 | 4.25 ingrapefruit | 1.02 W Bloomfield | 16:27 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 117 36%
- 1–2 in 176 54%
- 2 in + 34 10%
Most recent reports
| Date | Size | Location | Time · source |
|---|---|---|---|
| Sep 1, 2026 | 2.50 intennis ball | 8 SE Santee | 01:07 UTC · NWS prelim. |
| Sep 1, 2026 | 1.75 ingolf ball | Santee | 00:58 UTC · NWS prelim. |
| Sep 1, 2026 | 1.25 inhalf dollar | Niobrara | 00:45 UTC · NWS prelim. |
| Sep 1, 2026 | 2.75 inbaseball | Niobrara | 00:44 UTC · NWS prelim. |
| Sep 1, 2026 | 1.00 inquarter | 2 WSW Niobrara | 00:41 UTC · NWS prelim. |
| Jun 29, 2026 | 1.00 inquarter | 1.72 NW Bloomfield | 19:06 local · NCEI |
| Jun 29, 2026 | 1.00 inquarter | 2.57 NW Bloomfield | 19:04 local · NCEI |
| Jun 29, 2026 | 1.75 ingolf ball | 3.6 SSE Center | 18:35 local · NCEI |
| Jun 29, 2026 | 1.25 inhalf dollar | 0.69 S Center | 18:32 local · NCEI |
| Jun 29, 2026 | 1.50 inping pong ball | 0.51 W Verdigre | 17:51 local · NCEI |
| Jul 28, 2025 | 1.00 inquarter | 3.75 SW Niobrara | 19:23 local · NCEI |
| Jul 19, 2025 | 1.00 inquarter | 9.03 NE Venus | 15:28 local · NCEI |
Cities and towns in Knox County
Smaller places with fewer than 10 reports
These places have too few reports for a page of their own, so their record lives here.
| Place | Reports | Hail days | Latest |
|---|---|---|---|
| Verdel | 8 | 8 | Jun 24, 2023 |
| Bazile Mills | 4 | 4 | Jul 10, 2023 |
| Winnetoon | 3 | 2 | Jul 4, 2018 |
Questions about hail in Knox County
How often does it hail in Knox County, Nebraska?
327 hail reports have been logged in Knox County since 1957. Over the 20 years 2006–2025 that averages 7.3 reports a year. That ranks #20 of 94 Nebraska counties by number of reports.
When is hail season in Knox County?
Most reports come in June, July, August. June alone accounts for 29% of all reports.
What is the largest hail recorded in Knox County?
4.50 in (softball size) on June 23, 1998 near Wausa. 10% of reports here were 2 inches or larger.
When did it last hail in Knox County?
The most recent report in this data is from September 1, 2026 (2.50 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Knox County had in the last five years?
18 separate days with hail reports since November 3, 2021, adding up to 36 reports. The most recent was September 1, 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.