Charles Mix County, South Dakota Hail Map & History
Charles Mix County was hit as recently as 2026-09-07, 7 days ago. Charles Mix County is hit in most years, and usually several times over. The largest stone on record here is 3 inches, a teacup and 3 times the National Weather Service's 1 inch severe criterion, reported on 2014-08-02 near Lake Andes.
Colored swath = NOAA MRMS radar-estimated hail size; dots = NOAA SPC reports in South Dakota. Radar-indicated, not a guarantee of damage.
The last hail here fell on 2026-09-07, around Lake Andes. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Charles Mix 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 ->How often it hails in Charles Mix County
NOAA's Storm Prediction Center has logged 50 separate hail days here since 2010 -- 2.9 a year over 17 years of record. Those days carry 99 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 2020, with 6 hail days. The last five years track the long-run rate, with 12 days since 2022.
7 of the 50 days reached 2 inches or more -- 14%, or about one hail day in 7, the last on 2026-09-01. Those big days do not follow the county's usual calendar: most of them fall in August, not June. 13 of the 50 days reached golf-ball size, 1.75 inches or bigger.
Across the whole of South Dakota, see the South Dakota hail map and history.
Hardest-hit places in Charles Mix County
Reports cluster nearest Platte -- 16 of the county's 50 hail days -- then Ravinia (11), Dante (10), Marty (8) and Lake Andes (7). Beyond those, NOAA names Pickstown, Wagner, Geddes, Dixon, Armour and Avon on more than one hail day apiece.
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| Platte | 5 | 1.50″ |
| Pickstown | 4 | 2.75″ |
| 7 N Platte | 3 | 1.75″ |
| 1 SE Marty | 3 | 1.00″ |
| 2 N Lake Andes | 2 | 2.00″ |
When it hails in Charles Mix County
The season runs May through August: 40 of the 50 hail days on record fall in those 4 months (80%). June is the single busiest month, with 14 of them (28%). That peak sits inside the window rather than at either end. Hail has also been reported in April and September, outside that window. Reports span 6 of the 12 calendar months; the other 6 have never produced one.
| Month | Hail days |
|---|---|
| April | 4 |
| May | 11 |
| June | 14 |
| July | 8 |
| August | 7 |
| September | 6 |
Recent Charles Mix County hail days
That day put 1 report on the map, the biggest 1.25 inches near Lake Andes. 3 hail days have already been reported this year.
| Date | Max hail | Reports |
|---|---|---|
| 2026-09-07 | 1.25″ | 1 |
| 2026-09-01 | 2.75″ | 5 |
| 2026-05-17 | 1.00″ | 1 |
| 2025-09-02 | 1.00″ | 1 |
| 2025-07-07 | 2.00″ | 3 |
| 2025-05-19 | 1.00″ | 1 |
| 2025-04-28 | 1.25″ | 1 |
| 2024-08-25 | 1.00″ | 1 |
How to read the Charles Mix 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 3 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: Douglas County (20 hail days), Gregory County (37), Aurora County (31) and Boyd County, Nebraska (25). Charles Mix County takes more hail than any of them.
Douglas County · Gregory County · Aurora County · Boyd County, Nebraska
Back to the South Dakota hail map or the U.S. hail map.
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Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Charles Mix County, South Dakota only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.