SwathIQ / Hail map / Nebraska / Boyd County

Boyd County, Nebraska Hail Map & History

Boyd County was hit as recently as 2026-09-01, 13 days ago. Boyd County is hit in most years. The largest stone on record here is 2 inches, a hen egg and twice the National Weather Service's 1 inch severe criterion, reported on 2017-06-13 near Butte.

25
hail days since 2010
1
days with 2″+ hail
1
hail days this year
2.00″
largest stone on record

Colored swath = NOAA MRMS radar-estimated hail size; dots = NOAA SPC reports in Nebraska. Radar-indicated, not a guarantee of damage.

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The last hail here fell on 2026-09-01, around Naper. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Boyd County addresses inside a hail swath above your size threshold into a door-knock list you can export, scoped to your approved markets.

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How often it hails in Boyd County

NOAA's Storm Prediction Center has logged 25 separate hail days here since 2010 -- 1.5 a year over 17 years of record. Those days carry 45 separate reports between them, two or three on a typical one. 3 of those 17 years produced none at all. The busiest single year was 2011, with 4 hail days. The last five years track the long-run rate, with 6 days since 2022.

Most hail here stays under 2 inches: only 1 of the 25 days on record passed it, 4%, the last on 2017-06-13. Those big days do not follow the county's usual calendar: most of them fall in June, not August. 9 of the 25 days reached golf-ball size, 1.75 inches or bigger.

Across the whole of Nebraska, see the Nebraska hail map and history.

Hardest-hit places in Boyd County

Reports cluster nearest Naper -- 8 of the county's 25 hail days -- then Spencer (7), Lynch (6), Butte (5) and Bristow (5). Beyond those, NOAA names Gross on more than one hail day apiece.

PlaceHail days since 2010Largest stone
5 SW Lynch21.75″
Butte21.75″
Naper21.75″
Lynch21.00″
2 Sse Butte12.00″

When it hails in Boyd County

The season runs May through August: 20 of the 25 hail days on record fall in those 4 months (80%). August is the single busiest month, with 7 of them (28%). That peak closes the window: the season builds all the way to its worst month and then stops. Hail has also been reported in March, April and September, outside that window. Reports span 7 of the 12 calendar months; the other 5 have never produced one.

MonthHail days
March1
April1
May4
June4
July5
August7
September3

Recent Boyd County hail days

That day put 2 reports on the map, the biggest 1 inch near Naper. 1 hail day has already been reported this year.

DateMax hailReports
2026-09-011.00″2
2025-07-281.00″3
2024-08-171.00″1
2024-07-311.75″2
2024-07-281.50″2
2022-08-011.00″2
2020-08-091.00″1
2020-06-081.75″2

How to read the Boyd County map

The colored swath is NOAA's MRMS radar estimate of the largest hail per ~1 km cell; the dots are SPC ground reports. Yellow is about an inch, red 1.5 to 2″, purple 2″ and up (hail size vs roof damage). On this county's worst day the reports reached 2 inches, which is the purple band. Look up a street address with the hail history by address tool.

Nearby counties

The nearest counties with a page of their own, over the state line included: Holt County (81 hail days), Rock County (44), Knox County (51), Charles Mix County, South Dakota (50) and Gregory County, South Dakota (37). Every one of them takes more hail than Boyd County.

Holt County · Rock County · Knox County · Charles Mix County, South Dakota · Gregory County, South Dakota

Back to the Nebraska hail map or the U.S. hail map.

FAQ

How often does it hail in Boyd County, Nebraska?
NOAA's Storm Prediction Center has logged 25 separate hail days here since 2010 -- 1.5 a year over 17 years of record.
When is hail season in Boyd County?
The season runs May through August: 20 of the 25 hail days on record fall in those 4 months (80%).
How big does hail get in Boyd County?
The largest stone on record here is 2 inches, a hen egg and twice the National Weather Service's 1 inch severe criterion, reported on 2017-06-13 near Butte.
When was the last hail in Boyd County?
Boyd County was hit as recently as 2026-09-01, 13 days ago.
Is the Boyd County hail map free?
Yes, no login. A free account adds door-knock address lists and CRM exports.

Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Boyd County, Nebraska only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.