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Hail history for Ashton-Sandy Spring, MD

Last hail within 10 milesSep 7, 20231 in (quarter)

Hail days, last 12 monthsNone

Largest hail since 20062.75 in (baseball)May 2, 2016

Hail days since 200632

Days with hail 1 inch or larger25

Tornadoes within 10 miles9

Damaging wind reports within 10 miles431

Hail has been reported within 10 miles of Ashton-Sandy Spring on 32 days since 2006. The largest stones measured 2.75 in (baseball) on May 2, 2016. Hail is most common here in August and June.

Recent hail near Ashton-Sandy Spring

No hail was reported within 10 miles of Ashton-Sandy Spring in the last two years.

Hail days near Ashton-Sandy Spring by year

When hail season peaks near Ashton-Sandy Spring

Of the 32 hail days since 2006, most fell in August (7) and June (7).

Largest hail storms near Ashton-Sandy Spring

May 2, 2016 · 2.75 in (baseball) · Rockville (10 mi from Ashton-Sandy Spring)

National Weather Service description (English): Reported by DMAM2, hail stone measured 1.5 inches tall by 3 inches wide.

Aug 18, 2011 · 1.75 in (golf ball) · Fairland (7 mi from Ashton-Sandy Spring)

National Weather Service description (English): Golf ball sized hail was reported in Calverton.

Jun 1, 2012 · 1.75 in (golf ball) · Guilford (9 mi from Ashton-Sandy Spring)

National Weather Service description (English): The report was taken during the NWS Storm Survey of the Scaggsville tornado.

May 22, 2014 · 1.75 in (golf ball) · Unity (8 mi from Ashton-Sandy Spring)

Jun 2, 2019 · 1.75 in (golf ball) · Rockville (9 mi from Ashton-Sandy Spring)

National Weather Service description (English): Hail up to the size of golf balls (1.75 in diameter) was reported near Rockville.

Tornadoes within 10 miles of Ashton-Sandy Spring

Date	Rating	Where	Path
May 27, 2022	EF0	Olney 4 mi from Ashton-Sandy Spring	0.2 mi long, 125 yd wide
May 30, 2019	EF1	Knollwood 8 mi from Ashton-Sandy Spring	4.5 mi long, 100 yd wide
May 23, 2019	EF1	Highland 5 mi from Ashton-Sandy Spring	5.5 mi long, 150 yd wide
Jun 19, 2017	EF0	Kemp Mill 8 mi from Ashton-Sandy Spring	0.2 mi long, 100 yd wide
Sep 29, 2015	EF0	Laurel 10 mi from Ashton-Sandy Spring	1.1 mi long, 75 yd wide
Sep 29, 2015	EF0	Savage 9 mi from Ashton-Sandy Spring	3.4 mi long, 75 yd wide
Oct 15, 2014	EF0	Savage 10 mi from Ashton-Sandy Spring	0.3 mi long, 75 yd wide
Jun 1, 2012	EF0	Scaggsville 7 mi from Ashton-Sandy Spring	1.6 mi long, 150 yd wide
Jun 4, 2008	EF0	White Oak 8 mi from Ashton-Sandy Spring	0.3 mi long, 50 yd wide

Damaging thunderstorm winds near Ashton-Sandy Spring

431 reports of damaging thunderstorm wind within 10 miles of Ashton-Sandy Spring since 2006, on 158 days. The strongest measured gust was 68 mph on Jun 29, 2012.

Date	Strongest gust	Where	Source
Aug 10, 2026	damage reported	Rockville, Kensington, Glenmont 14 wind reports	NWS storm report (preliminary)
Jul 28, 2026	damage reported	Olney, Rockville, Brookeville 12 wind reports	NWS storm report (preliminary)
Jul 5, 2026	60 mph, measured	Olney, Laytonsville, Brookeville 9 wind reports	NWS storm report (preliminary)
Jul 4, 2026	damage reported	Laytonsville, Roxbury Mills 2 wind reports	NWS storm report (preliminary)
Jun 11, 2026	60 mph, estimated	Kensington Estates, Layhill 2 wind reports	NOAA Storm Events
Jun 6, 2026	60 mph, estimated	Brighton 1 wind report	NOAA Storm Events
Mar 16, 2026	60 mph, estimated	Rockville 1 wind report	NOAA Storm Events
Jul 8, 2025	64 mph, estimated	North Laurel, Clarksville 2 wind reports	NOAA Storm Events
Jul 1, 2025	60 mph, estimated	Unity 1 wind report	NOAA Storm Events
Jun 26, 2025	60 mph, estimated	Colesville, Kemp Mill 2 wind reports	NOAA Storm Events

Severe thunderstorm wind means gusts of 58 mph or more, or wind that caused damage. Measured gusts come from weather stations; estimated ones from spotters and damage surveys.

Filing a roof or car hail claim?

Insurers ask for the date of loss. The dates on this page are when hail was reported near Ashton-Sandy Spring; hail can hit one street and miss the next, so a report is not proof of damage at your address. A licensed roofer or your insurance adjuster can inspect the roof. Many policies set a time limit for filing a claim — check yours.

Nearby cities

Data: NOAA NCEI Storm Events Database (final records through Jun 30, 2026) and National Weather Service Local Storm Reports (preliminary, since then). Distances are measured from the center of Ashton-Sandy Spring.

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