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Hail history for Lake Grove, NY

Last hail within 10 milesJul 21, 20221.5 in (ping pong ball)

Hail days, last 12 monthsNone

Largest hail since 20061.75 in (golf ball)Aug 4, 2015

Hail days since 200615

Days with hail 1 inch or larger11

Tornadoes within 10 miles3

Damaging wind reports within 10 miles121

Hail has been reported within 10 miles of Lake Grove on 15 days since 2006. The largest stones measured 1.75 in (golf ball) on Aug 4, 2015. Hail is most common here in July and August.

Recent hail near Lake Grove

No hail was reported within 10 miles of Lake Grove in the last two years.

Hail days near Lake Grove by year

When hail season peaks near Lake Grove

Of the 15 hail days since 2006, most fell in July (6) and August (6).

Largest hail storms near Lake Grove

Aug 15, 2008 · 1.75 in (golf ball) · Miller Place (9 mi from Lake Grove)

National Weather Service description (English): Up to 2 inches of hail was reported covering the ground, ranging from pea to golf ball in size.

Aug 4, 2015 · 1.75 in (golf ball) · Mt Sinai (8 mi from Lake Grove)

Jun 26, 2009 · 1.5 in (ping pong ball) · East Setauket (5 mi from Lake Grove)

Jul 21, 2022 · 1.5 in (ping pong ball) · Hauppauge (6 mi from Lake Grove)

Aug 11, 2008 · 1.25 in (half dollar) · East Setauket (5 mi from Lake Grove)

Tornadoes within 10 miles of Lake Grove

Date	Rating	Where	Path
Oct 2, 2018	EF0	Ronkonkoma 3 mi from Lake Grove	0.2 mi long, 200 yd wide
Aug 10, 2012	EF0	Great River 9 mi from Lake Grove	5.6 mi long, 150 yd wide
Jul 18, 2007	EF1	Islip Terrace 8 mi from Lake Grove	0.7 mi long, 150 yd wide

Damaging thunderstorm winds near Lake Grove

121 reports of damaging thunderstorm wind within 10 miles of Lake Grove since 2006, on 47 days. The strongest measured gust was 96 mph on Aug 4, 2015.

Date	Strongest gust	Where	Source
Jul 4, 2026	damage reported	Sunken Meadow Park, Smithtown, Lake Ronkonkoma 5 wind reports	NWS storm report (preliminary)
Jun 11, 2026	63 mph, estimated	Middle Is 1 wind report	NOAA Storm Events
Jul 25, 2025	58 mph, estimated	Commack 1 wind report	NOAA Storm Events
Jun 19, 2025	58 mph, estimated	East Northport 1 wind report	NOAA Storm Events
Mar 22, 2025	60 mph, measured	Mc Arthur Field 1 wind report	NOAA Storm Events
Jun 26, 2024	58 mph, estimated	East Setauket 1 wind report	NOAA Storm Events
Aug 13, 2023	58 mph, estimated	Old Field, Hagerman 2 wind reports	NOAA Storm Events
Jul 29, 2023	63 mph, estimated	Stony Brook, East Setauket, Middle Is 4 wind reports	NOAA Storm Events
Sep 25, 2022	58 mph, estimated	Ronkonkoma, St James 2 wind reports	NOAA Storm Events
Jul 26, 2022	64 mph, measured	Old Field 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 Lake Grove; 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 Lake Grove.

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