The most recent reported hail day was 2025-04-22 -- 1 year ago, with nothing reported since. Grant Parish 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 2015-04-19 near Montgomery.
Colored swath = NOAA MRMS radar-estimated hail size; dots = NOAA SPC reports in Louisiana. Radar-indicated, not a guarantee of damage.
The last hail here fell on 2025-04-22, around Dry Prong. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Grant Parish 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 18 separate hail days here since 2010 -- 1.1 a year over 17 years of record. They carry 30 reports in total: most hail days here are logged from a single spot. 4 of those 17 years produced none at all. The busiest single year was 2022, with 3 hail days. The last five years have run hotter than the long-run rate: 8 days since 2022, against 0.8 a year before that.
3 of the 18 days reached 2 inches or more -- 17%, or about one hail day in 6, the last on 2022-10-12. They land in the same month as everything else, March.
Across the whole of Louisiana, see the Louisiana hail map and history.
Reports cluster nearest Dry Prong -- 7 of the parish's 18 hail days -- then Pollock (6), Montgomery (5), Colfax (4) and Georgetown (2).
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| Montgomery | 5 | 2.75″ |
| Pollock | 5 | 2.00″ |
| Colfax | 2 | 1.50″ |
| 8 Ssw Pollock | 2 | 1.25″ |
| Dry Prong | 2 | 1.00″ |
The season runs March through May: 15 of the 18 hail days on record fall in those 3 months (83%). March is the single busiest month, with 6 of them (33%). That peak opens the window: the season starts at its worst and eases off from there. Hail has also been reported in January, June and October, outside that window. Reports span 6 of the 12 calendar months; the other 6 have never produced one.
| Month | Hail days |
|---|---|
| January | 1 |
| March | 6 |
| April | 6 |
| May | 3 |
| June | 1 |
| October | 1 |
That day put 1 report on the map, the biggest 1 inch near Dry Prong. No hail day has been reported here yet this year.
| Date | Max hail | Reports |
|---|---|---|
| 2025-04-22 | 1.00″ | 1 |
| 2025-03-30 | 1.25″ | 2 |
| 2024-05-09 | 1.00″ | 1 |
| 2024-03-04 | 1.00″ | 1 |
| 2023-03-26 | 1.00″ | 3 |
| 2022-10-12 | 2.00″ | 5 |
| 2022-06-10 | 1.00″ | 1 |
| 2022-05-01 | 1.25″ | 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 2.75 inches, which is the purple band. Look up a street address with the hail history by address tool.
The nearest parishes with a page of their own: Winn Parish (14 hail days), Rapides Parish (26) and La Salle Parish (14). Grant Parish sits in between.
Winn Parish · Rapides Parish · La Salle Parish
Back to the Louisiana hail map or the U.S. hail map.
Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Grant Parish, Louisiana only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.