Mills County, Iowa Hail Map & History
The most recent reported hail day was 2026-06-13, 93 days ago. Mills County is hit in most years. 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 2013-10-04 near Pacific Junction.
Colored swath = NOAA MRMS radar-estimated hail size; dots = NOAA SPC reports in Iowa. Radar-indicated, not a guarantee of damage.
The last hail here fell on 2026-06-13, around Hastings. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Mills 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 Mills County
NOAA's Storm Prediction Center has logged 30 separate hail days here since 2010 -- 1.8 a year over 17 years of record. Those days carry 58 separate reports between them, two or three on a typical one. 5 of those 17 years produced none at all. The busiest single year was 2022, with 5 hail days. The last five years have run hotter than the long-run rate: 14 days since 2022, against 1.3 a year before that.
4 of the 30 days reached 2 inches or more -- 13%, or about one hail day in 8, the last on 2024-04-30. Those big days do not follow the county's usual calendar: most of them fall in April, not June. 9 of the 30 days reached golf-ball size, 1.75 inches or bigger.
Across the whole of Iowa, see the Iowa hail map and history.
Hardest-hit places in Mills County
Reports cluster nearest Glenwood -- 13 of the county's 30 hail days -- then Malvern (7), Pacific Junction (6), Emerson (3) and Henderson (3). That one town is named on 43% of them. Beyond those, NOAA names Hastings and Silver City on more than one hail day apiece.
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| Glenwood | 6 | 2.00″ |
| Malvern | 5 | 2.25″ |
| 3 W Pacific Junction | 3 | 1.75″ |
| 2 NNW Pacific Junction | 2 | 2.75″ |
| 4 ESE Glenwood | 2 | 1.75″ |
When it hails in Mills County
The season runs April through July: 24 of the 30 hail days on record fall in those 4 months (80%). June is the single busiest month, with 10 of them (33%). That peak sits inside the window rather than at either end. Hail has also been reported in March, August, September and October, outside that window. Reports span 8 of the 12 calendar months; the other 4 have never produced one.
| Month | Hail days |
|---|---|
| March | 1 |
| April | 7 |
| May | 5 |
| June | 10 |
| July | 2 |
| August | 3 |
| September | 1 |
| October | 1 |
Recent Mills County hail days
That day put 1 report on the map, the biggest 1 inch near Hastings. 4 hail days have already been reported this year.
| Date | Max hail | Reports |
|---|---|---|
| 2026-06-13 | 1.00″ | 1 |
| 2026-06-05 | 1.00″ | 1 |
| 2026-05-15 | 1.00″ | 1 |
| 2026-03-06 | 1.00″ | 1 |
| 2025-04-17 | 1.00″ | 1 |
| 2024-04-30 | 2.25″ | 5 |
| 2023-07-17 | 1.50″ | 3 |
| 2023-05-07 | 2.25″ | 8 |
How to read the Mills 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, over the state line included: Fremont County (30 hail days), Pottawattamie County (43), Montgomery County (26), Sarpy County, Nebraska (41) and Cass County, Nebraska (51). Mills County sits in between.
Fremont County · Pottawattamie County · Montgomery County · Sarpy County, Nebraska · Cass County, Nebraska
Back to the Iowa hail map or the U.S. hail map.
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Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Mills County, Iowa only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.