SwathIQ / Hail map / Missouri / Henry County

Henry County, Missouri Hail Map & History

Henry County was hit as recently as 2026-06-11, 50 days ago. Henry County is hit in most years. The largest stone on record here is 2.75 inches, a baseball and 2.8 times the National Weather Service's 1 inch severe criterion, reported on 2024-05-26 near Coal.

25
hail days since 2010
4
days with 2″+ hail
2
hail days this year
2.75″
largest stone on record

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

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The last hail here fell on 2026-06-11, around Coal. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Henry 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 Henry 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 59 separate reports between them, two or three on a typical one. 6 of those 17 years produced none at all. The busiest single year was 2023, with 4 hail days. The last five years have run hotter than the long-run rate: 11 days since 2022, against 1.2 a year before that.

4 of the 25 days reached 2 inches or more -- 16%, or about one hail day in 6, the last on 2025-06-08. Those big days do not follow the county's usual calendar: most of them fall in May, not April. Golf-ball size is rarer still: 1.75 inches or more on 6 of the 25 days.

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

Hardest-hit places in Henry County

Reports cluster nearest Clinton -- 12 of the county's 25 hail days -- then Windsor (6), Tightwad (5), Calhoun (4) and Urich (4). That one town is named on 48% of them. Beyond those, NOAA names Coal, La Due, Montrose, Hartwell and Deepwater on more than one hail day apiece.

PlaceHail days since 2010Largest stone
Clinton61.75″
Windsor41.75″
Calhoun31.75″
5 S Tightwad22.00″
Urich21.50″

When it hails in Henry County

The season runs March through August: 20 of the 25 hail days on record fall in those 6 months (80%). April is the single busiest month, with 6 of them (24%). That peak sits inside the window rather than at either end. Hail has also been reported in February, September and November, outside that window. January, October and December are the only months that have never produced a reported hail day.

MonthHail days
February2
March2
April6
May3
June4
July2
August3
September2
November1

Recent Henry County hail days

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

DateMax hailReports
2026-06-111.00″2
2026-04-271.00″1
2025-06-082.50″6
2025-04-011.00″1
2024-07-112.25″6
2024-05-262.75″5
2024-04-181.50″4
2023-09-231.00″1

How to read the Henry 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 2.75 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: Benton County (28 hail days), St. Clair County (34) and Johnson County (38). Every one of them takes more hail than Henry County.

Benton County · St. Clair County · Johnson County

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

FAQ

How often does it hail in Henry County, Missouri?
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 Henry County?
The season runs March through August: 20 of the 25 hail days on record fall in those 6 months (80%).
How big does hail get in Henry County?
The largest stone on record here is 2.75 inches, a baseball and 2.8 times the National Weather Service's 1 inch severe criterion, reported on 2024-05-26 near Coal.
When was the last hail in Henry County?
Henry County was hit as recently as 2026-06-11, 50 days ago.
Is the Henry 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, Henry County, Missouri only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.