SwathIQ / Hail map / Missouri / Buchanan County

Buchanan County, Missouri Hail Map & History

The most recent reported hail day was 2026-04-17, 105 days ago. Buchanan County is hit in most years. The largest stone on record here is 4.25 inches and 4.2 times the National Weather Service's 1 inch severe criterion, reported on 2015-06-21 near De Kalb.

23
hail days since 2010
2
days with 2″+ hail
1
hail days this year
4.25″
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 2026-04-17, around Country Club Vill. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Buchanan 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 Buchanan County

NOAA's Storm Prediction Center has logged 23 separate hail days here since 2010 -- 1.4 a year over 17 years of record. Those days carry 56 separate reports between them, two or three on a typical one. 4 of those 17 years produced none at all. One year dominates the record: 2011 alone produced 6 of the 23 days. The last five years track the long-run rate, with 5 days since 2022.

Most hail here stays under 2 inches: only 2 of the 23 days on record passed it, 9%, the last on 2015-06-21. Those big days do not follow the county's usual calendar: most of them fall in June, not April. 7 of the 23 days reached golf-ball size, 1.75 inches or bigger.

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

Hardest-hit places in Buchanan County

Reports cluster nearest St Joseph -- 6 of the county's 23 hail days -- then Faucett (6), Agency (6), De Kalb (3) and Easton (3). Beyond those, NOAA names Dearborn, St. Joseph, Country Club Vill and Rushville on more than one hail day apiece.

PlaceHail days since 2010Largest stone
Easton34.25″
St. Joseph21.25″
2 Ene St Joseph21.00″
St Joseph21.00″
De Kalb14.25″

When it hails in Buchanan County

The season runs April through August: 20 of the 23 hail days on record fall in those 5 months (87%). April is the single busiest month, with 9 of them (39%). That peak opens the window: the season starts at its worst and eases off from there. Hail has also been reported in March, October and November, outside that window. Reports span 8 of the 12 calendar months; the other 4 have never produced one.

MonthHail days
March1
April9
May4
June4
July1
August2
October1
November1

Recent Buchanan County hail days

That day put 3 reports on the map, the biggest 1.25 inches near Country Club Vill. 1 hail day has already been reported this year.

DateMax hailReports
2026-04-171.25″3
2024-10-241.50″1
2024-03-131.75″5
2023-04-041.75″3
2022-04-291.00″1
2019-05-141.75″3
2019-04-171.25″2
2018-05-261.50″3

How to read the Buchanan 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 4.25 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: Clinton County (23 hail days), DeKalb County (17), Platte County (49), Doniphan County, Kansas (15) and Atchison County, Kansas (24). Buchanan County sits in between.

Clinton County · DeKalb County · Platte County · Doniphan County, Kansas · Atchison County, Kansas

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

FAQ

How often does it hail in Buchanan County, Missouri?
NOAA's Storm Prediction Center has logged 23 separate hail days here since 2010 -- 1.4 a year over 17 years of record.
When is hail season in Buchanan County?
The season runs April through August: 20 of the 23 hail days on record fall in those 5 months (87%).
How big does hail get in Buchanan County?
The largest stone on record here is 4.25 inches and 4.2 times the National Weather Service's 1 inch severe criterion, reported on 2015-06-21 near De Kalb.
When was the last hail in Buchanan County?
The most recent reported hail day was 2026-04-17, 105 days ago.
Is the Buchanan 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, Buchanan County, Missouri only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.