SwathIQ / Hail map / Oklahoma / Johnston County

Johnston County, Oklahoma Hail Map & History

The most recent reported hail day was 2026-04-25, 97 days ago. Johnston County is hit in most years, and usually several times over. 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 2011-04-14 near Tishomingo.

34
hail days since 2010
6
days with 2″+ hail
2
hail days this year
4.25″
largest stone on record

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

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The last hail here fell on 2026-04-25, around Reagan. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Johnston 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 Johnston County

NOAA's Storm Prediction Center has logged 34 separate hail days here since 2010 -- 2.0 a year over 17 years of record. Those days carry 80 separate reports between them, two or three on a typical one. Exactly one year since 2010 passed with no reported hail day at all. The busiest single year was 2022, with 4 hail days. The last five years track the long-run rate, with 11 days since 2022.

6 of the 34 days reached 2 inches or more -- 18%, or about one hail day in 6, the last on 2026-04-24. They land in the same month as everything else, April. More than half of every hail day on record here -- 17 of 34 -- reached golf-ball size, 1.75 inches or bigger.

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

Hardest-hit places in Johnston County

Reports cluster nearest Tishomingo -- 11 of the county's 34 hail days -- then Mill Creek (8), Fillmore (6), Wapanucka (6) and Nida (5). Beyond those, NOAA names Bromide, Connerville, Coleman, Mannsville, Ravia, Milburn, Pontotoc and Reagan on more than one hail day apiece.

PlaceHail days since 2010Largest stone
Tishomingo74.25″
Mill Creek61.75″
Fillmore54.00″
Bromide51.75″
Wapanucka42.50″

When it hails in Johnston County

The season runs March through May: 30 of the 34 hail days on record fall in those 3 months (88%). April is the single busiest month, with 15 of them (44%). That peak sits inside the window rather than at either end. Hail has also been reported in February, August and October, outside that window. Reports span 6 of the 12 calendar months; the other 6 have never produced one.

MonthHail days
February1
March7
April15
May8
August1
October2

Recent Johnston County hail days

That day put 4 reports on the map, the biggest 1.25 inches near Reagan. 2 hail days have already been reported this year.

DateMax hailReports
2026-04-251.25″4
2026-04-242.75″10
2025-05-291.00″1
2025-05-191.75″1
2024-05-221.25″1
2024-03-142.00″8
2023-03-161.00″2
2022-05-152.25″2

How to read the Johnston 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: Marshall County (27 hail days), Coal County (19) and Murray County (35). Johnston County sits in between.

Marshall County · Coal County · Murray County

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

FAQ

How often does it hail in Johnston County, Oklahoma?
NOAA's Storm Prediction Center has logged 34 separate hail days here since 2010 -- 2.0 a year over 17 years of record.
When is hail season in Johnston County?
The season runs March through May: 30 of the 34 hail days on record fall in those 3 months (88%).
How big does hail get in Johnston 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 2011-04-14 near Tishomingo.
When was the last hail in Johnston County?
The most recent reported hail day was 2026-04-25, 97 days ago.
Is the Johnston 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, Johnston County, Oklahoma only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.