The most recent reported hail day was 2025-05-05 -- 1 year ago, with nothing reported since. Loudoun County is hit in most years. 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 2016-06-16 near Mount Weather.
Colored swath = NOAA MRMS radar-estimated hail size; dots = NOAA SPC reports in Virginia. Radar-indicated, not a guarantee of damage.
The last hail here fell on 2025-05-05, around Purcellville. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Loudoun 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 28 separate hail days here since 2010 -- 1.6 a year over 17 years of record. Those days carry 80 separate reports between them, two or three on a typical one. 3 of those 17 years produced none at all. The busiest single year was 2023, with 5 hail days. The last five years have run hotter than the long-run rate: 11 days since 2022, against 1.4 a year before that.
Most hail here stays under 2 inches: only 2 of the 28 days on record passed it, 7%, the last on 2024-08-29. They land in the same month as everything else, June. Golf-ball size is rarer still: 1.75 inches or more on 5 of the 28 days.
Across the whole of Virginia, see the Virginia hail map and history.
Reports cluster nearest Arcola -- 6 of the county's 28 hail days -- then Round Hill (6), Countryside (5), Sterling Park (5) and Leesburg (4). Beyond those, NOAA names Bluemont, Middleburg, Dulles Internation, Purcellville, Dulles Internatio, Ashburn, Belmont, Lucketts and Waterford on more than one hail day apiece.
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| 3 NW Dulles Internation | 3 | 1.50″ |
| Countryside | 3 | 1.25″ |
| 2 E Leesburg | 2 | 1.50″ |
| 3 NNE Arcola | 2 | 1.00″ |
| Round Hill | 2 | 1.00″ |
The season runs May through September: 26 of the 28 hail days on record fall in those 5 months (93%). June is the single busiest month, with 9 of them (32%). That peak sits inside the window rather than at either end. Hail has also been reported in April, outside that window. Reports span 6 of the 12 calendar months; the other 6 have never produced one.
| Month | Hail days |
|---|---|
| April | 2 |
| May | 4 |
| June | 9 |
| July | 4 |
| August | 5 |
| September | 4 |
That day put 1 report on the map, the biggest 1 inch near Purcellville. No hail day has been reported here yet this year.
| Date | Max hail | Reports |
|---|---|---|
| 2025-05-05 | 1.00″ | 1 |
| 2024-08-29 | 2.50″ | 7 |
| 2024-05-23 | 1.50″ | 1 |
| 2024-04-15 | 1.75″ | 5 |
| 2023-09-08 | 1.50″ | 6 |
| 2023-09-07 | 1.00″ | 4 |
| 2023-07-28 | 1.25″ | 3 |
| 2023-07-25 | 1.00″ | 4 |
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.
The nearest counties with a page of their own: Fairfax County (32 hail days), Prince William County (17) and Fauquier County (19). Loudoun County sits in between.
Fairfax County · Prince William County · Fauquier County
Back to the Virginia hail map or the U.S. hail map.
Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Loudoun County, Virginia only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.