Golden Valley County was hit as recently as 2026-07-16, 15 days ago. Golden Valley County is hit in most years. The largest stone on record here is 2.5 inches, a tennis ball and 2.5 times the National Weather Service's 1 inch severe criterion, reported on 2020-05-19 near N Lavina.
Colored swath = NOAA MRMS radar-estimated hail size; dots = NOAA SPC reports in Montana. Radar-indicated, not a guarantee of damage.
The last hail here fell on 2026-07-16, around Hedgesville. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Golden Valley County addresses inside a hail swath above your size threshold into a door-knock list you can export, scoped to your approved markets.
Get free access Check an addressOur US-based call center calls the homeowners in this storm and books roof inspections straight onto your calendar. You work the storm; we fill the schedule. We dial -- you do not have to knock a single door.
See call-center options ->NOAA's Storm Prediction Center has logged 21 separate hail days here since 2010 -- 1.2 a year over 17 years of record. They carry 35 reports in total: most hail days here are logged from a single spot. 5 of those 17 years produced none at all. The busiest single year was 2019, with 3 hail days. The last five years track the long-run rate, with 5 days since 2022.
3 of the 21 days reached 2 inches or more -- 14%, or about one hail day in 7, the last on 2025-06-13. Those big days do not follow the county's usual calendar: most of them fall in May, not July. 9 of the 21 days reached golf-ball size, 1.75 inches or bigger.
Across the whole of Montana, see the Montana hail map and history.
Reports cluster nearest Ryegate -- 12 of the county's 21 hail days -- then Lavina (9), Belmont (2) and Hedgesville (2). That one town is named on 57% of them.
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| Ryegate | 3 | 2.00″ |
| 5 S Ryegate | 2 | 1.75″ |
| 6 E Lavina | 2 | 1.25″ |
| 18 Nnw Ryegate | 2 | 1.00″ |
| N Lavina | 1 | 2.50″ |
The season runs May through July: 20 of the 21 hail days on record fall in those 3 months (95%). July is the single busiest month, with 10 of them (48%). That peak closes the window: the season builds all the way to its worst month and then stops. Hail has also been reported in August, outside that window. Reports span 4 of the 12 calendar months; the other 8 have never produced one.
| Month | Hail days |
|---|---|
| May | 4 |
| June | 6 |
| July | 10 |
| August | 1 |
That day put 1 report on the map, the biggest 1 inch near Hedgesville. 1 hail day has already been reported this year.
| Date | Max hail | Reports |
|---|---|---|
| 2026-07-16 | 1.00″ | 1 |
| 2025-07-21 | 1.75″ | 1 |
| 2025-06-13 | 2.00″ | 1 |
| 2023-05-25 | 1.25″ | 1 |
| 2022-07-09 | 1.00″ | 1 |
| 2021-07-06 | 1.25″ | 1 |
| 2020-07-07 | 2.00″ | 2 |
| 2020-05-19 | 2.50″ | 5 |
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 2.5 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: Wheatland County (16 hail days), Musselshell County (30) and Sweet Grass County (25). Golden Valley County sits in between.
Wheatland County · Musselshell County · Sweet Grass County
Back to the Montana hail map or the U.S. hail map.
Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Golden Valley County, Montana only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.