SwathIQ / Hail map / Kansas / Cowley County

Cowley County, Kansas Hail Map & History

Cowley County was hit as recently as 2026-06-17, 44 days ago. Cowley County is hit in most years, and usually several times over. The largest stone on record here is 3 inches, a teacup and 3 times the National Weather Service's 1 inch severe criterion, reported on 2014-09-01 near Winfield.

63
hail days since 2010
14
days with 2″+ hail
4
hail days this year
3.00″
largest stone on record

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

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The last hail here fell on 2026-06-17, around Arkansas City. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Cowley 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 Cowley County

NOAA's Storm Prediction Center has logged 63 separate hail days here since 2010 -- 3.7 a year over 17 years of record. Those days carry 182 separate reports between them, two or three on a typical one. No year since 2010 has gone by without at least one. The busiest single year was 2016, with 9 hail days. The last five years track the long-run rate, with 17 days since 2022.

14 of the 63 days reached 2 inches or more -- 22%, or about one hail day in 4, the last on 2025-06-17. Those big days do not follow the county's usual calendar: most of them fall in June, not April. 26 of the 63 days reached golf-ball size, 1.75 inches or bigger.

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

Hardest-hit places in Cowley County

Reports cluster nearest Arkansas City -- 29 of the county's 63 hail days -- then Winfield (23), Atlanta (12), Udall (11) and Dexter (10). That one town is named on 46% of them. Beyond those, NOAA names Burden, Geuda Springs, Rock, Maple City, Cedar Vale and Oxford on more than one hail day apiece.

PlaceHail days since 2010Largest stone
Arkansas City152.75″
Winfield71.75″
1 S Atlanta42.00″
Dexter41.50″
5 NE Winfield32.75″

When it hails in Cowley County

The season runs April through August: 54 of the 63 hail days on record fall in those 5 months (86%). April is the single busiest month, with 18 of them (29%). That peak opens the window: the season starts at its worst and eases off from there. Hail has also been reported in February, March, September and October, outside that window. January, November and December are the only months that have never produced a reported hail day.

MonthHail days
February1
March3
April18
May15
June11
July4
August6
September3
October2

Recent Cowley County hail days

That day put 1 report on the map, the biggest 1.5 inches near Arkansas City. 4 hail days have already been reported this year.

DateMax hailReports
2026-06-171.50″1
2026-05-181.00″1
2026-04-261.50″5
2026-04-171.00″1
2025-07-111.00″1
2025-06-172.75″4
2025-06-081.00″1
2024-10-301.25″2

How to read the Cowley 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 3 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: Sumner County (56 hail days), Butler County (91), Chautauqua County (29) and Kay County, Oklahoma (55). Cowley County sits in between.

Sumner County · Butler County · Chautauqua County · Kay County, Oklahoma

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

FAQ

How often does it hail in Cowley County, Kansas?
NOAA's Storm Prediction Center has logged 63 separate hail days here since 2010 -- 3.7 a year over 17 years of record.
When is hail season in Cowley County?
The season runs April through August: 54 of the 63 hail days on record fall in those 5 months (86%).
How big does hail get in Cowley County?
The largest stone on record here is 3 inches, a teacup and 3 times the National Weather Service's 1 inch severe criterion, reported on 2014-09-01 near Winfield.
When was the last hail in Cowley County?
Cowley County was hit as recently as 2026-06-17, 44 days ago.
Is the Cowley 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, Cowley County, Kansas only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.