SwathIQ / Hail map / Kentucky / Johnson County

Johnson County, Kentucky Hail Map & History

The most recent reported hail day was 2025-05-08 -- 1 year ago, with nothing reported since. Johnson County is hit in about half the years on record. 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 2015-04-08 near Redbush.

13
hail days since 2010
3
days with 2″+ hail
0
hail days this year
2.75″
largest stone on record

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

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The last hail here fell on 2025-05-08, around Boons Camp. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Johnson 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 Johnson County

NOAA's Storm Prediction Center has logged 13 separate hail days here since 2010 -- 0.8 a year over 17 years of record. Those days carry 26 separate reports between them, two or three on a typical one. 11 of those 17 years produced none at all. One year dominates the record: 2011 alone produced 5 of the 13 days. The last five years track the long-run rate, with 3 days since 2022.

3 of the 13 days reached 2 inches or more -- 23%, or about one hail day in 4, the last on 2015-04-08. Those big days do not follow the county's usual calendar: most of them fall in March, not May. 4 of the 13 days reached golf-ball size, 1.75 inches or bigger.

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

Hardest-hit places in Johnson County

Reports cluster nearest Paintsville -- 6 of the county's 13 hail days -- then Keaton (3) and Oil Springs (2). That one town is named on 46% of them.

PlaceHail days since 2010Largest stone
1 W Paintsville41.75″
Keaton21.75″
Oil Springs21.75″
Paintsville21.75″
Redbush12.75″

When it hails in Johnson County

The season runs March through June: 11 of the 13 hail days on record fall in those 4 months (85%). May is the single busiest month, with 4 of them (31%). That peak sits inside the window rather than at either end. Hail has also been reported in February and August, outside that window. Reports span 6 of the 12 calendar months; the other 6 have never produced one.

MonthHail days
February1
March1
April2
May4
June4
August1

Recent Johnson County hail days

That day put 4 reports on the map, the biggest 1 inch near Boons Camp. No hail day has been reported here yet this year.

DateMax hailReports
2025-05-081.00″4
2025-05-021.00″1
2023-08-071.00″2
2015-04-082.75″1
2013-06-161.00″1
2012-06-291.00″2
2012-03-022.00″6
2012-02-291.00″1

How to read the Johnson 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: Lawrence County (19 hail days), Morgan County (13) and Floyd County (13). Johnson County sits in between.

Lawrence County · Morgan County · Floyd County

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

FAQ

How often does it hail in Johnson County, Kentucky?
NOAA's Storm Prediction Center has logged 13 separate hail days here since 2010 -- 0.8 a year over 17 years of record.
When is hail season in Johnson County?
The season runs March through June: 11 of the 13 hail days on record fall in those 4 months (85%).
How big does hail get in Johnson 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 2015-04-08 near Redbush.
When was the last hail in Johnson County?
The most recent reported hail day was 2025-05-08 -- 1 year ago, with nothing reported since.
Is the Johnson 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, Johnson County, Kentucky only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.