Grady County was hit as recently as 2026-05-08, 84 days ago. Grady County is hit in most years, and usually several times over. The largest stone on record here is 3.75 inches and 3.8 times the National Weather Service's 1 inch severe criterion, reported on 2020-04-28 near Chickasha.
Colored swath = NOAA MRMS radar-estimated hail size; dots = NOAA SPC reports in Oklahoma. Radar-indicated, not a guarantee of damage.
The last hail here fell on 2026-05-08, around Chickasha. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Grady 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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See call-center options ->NOAA's Storm Prediction Center has logged 76 separate hail days here since 2010 -- 4.5 a year over 17 years of record. Those days carry 202 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 2025, with 9 hail days. The last five years track the long-run rate, with 24 days since 2022.
Roof-killing hail is routine here: 23 of the 76 days reached 2 inches or more, 30% of them, the last on 2026-05-08. Those big days do not follow the county's usual calendar: most of them fall in April, not May. 32 of the 76 days reached golf-ball size, 1.75 inches or bigger.
Across the whole of Oklahoma, see the Oklahoma hail map and history.
Reports cluster nearest Chickasha -- 27 of the county's 76 hail days -- then Tuttle (15), Rush Springs (14), Blanchard (10) and Amber (9). Beyond those, NOAA names Bridge Creek, Minco, Pocasset, Verden, Ninnekah, Marlow, Middleberg, Tabler and Alex on more than one hail day apiece.
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| Chickasha | 13 | 2.75″ |
| Bridge Creek | 7 | 2.25″ |
| Tuttle | 7 | 2.00″ |
| Verden | 6 | 1.50″ |
| Rush Springs | 5 | 1.75″ |
The season runs March through June: 63 of the 76 hail days on record fall in those 4 months (83%). May is the single busiest month, with 30 of them (39%). That peak sits inside the window rather than at either end. January, July and September are the only months that have never produced a reported hail day.
| Month | Hail days |
|---|---|
| February | 2 |
| March | 7 |
| April | 18 |
| May | 30 |
| June | 8 |
| August | 3 |
| October | 4 |
| November | 3 |
| December | 1 |
That day put 11 reports on the map, the biggest 2.5 inches near Chickasha. 3 hail days have already been reported this year.
| Date | Max hail | Reports |
|---|---|---|
| 2026-05-08 | 2.50″ | 11 |
| 2026-04-26 | 1.00″ | 1 |
| 2026-03-10 | 1.75″ | 2 |
| 2025-11-19 | 2.00″ | 1 |
| 2025-06-05 | 1.00″ | 1 |
| 2025-05-29 | 2.00″ | 1 |
| 2025-05-25 | 1.00″ | 1 |
| 2025-05-22 | 1.50″ | 1 |
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 3.75 inches, which is the purple band. Look up a street address with the hail history by address tool.
The nearest counties with a page of their own: McClain County (63 hail days), Caddo County (83) and Cleveland County (81). Grady County sits in between.
McClain County · Caddo County · Cleveland County
Back to the Oklahoma hail map or the U.S. hail map.
Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Grady County, Oklahoma only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.