Hail History

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Hail history for Nonantum, MA

Last hail within 10 milesAug 23, 20200.75 in (penny)
Hail days, last 12 monthsNone
Largest hail since 20062 in (hen egg)Aug 4, 2015
Hail days since 200626
Days with hail 1 inch or larger11
Tornadoes within 10 miles2
Damaging wind reports within 10 miles349

Hail has been reported within 10 miles of Nonantum on 26 days since 2006. The largest stones measured 2 in (hen egg) on Aug 4, 2015. Hail is most common here in June and August.

Recent hail near Nonantum

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

Hail days near Nonantum by year

1060740810921021141231311421511621718119220212223242526

When hail season peaks near Nonantum

Of the 26 hail days since 2006, most fell in June (9) and August (8).

JanFebMarApr4May9Jun3Jul8Aug1Sep1OctNovDec

Largest hail storms near Nonantum

Aug 4, 2015 · 2 in (hen egg) · Bleachery (2 mi from Nonantum)

National Weather Service description (English): Golf ball size hail fell in Harvard Square.

Jul 18, 2012 · 1.75 in (golf ball) · Farm Hill (9 mi from Nonantum)

Jun 23, 2006 · 1 in (quarter) · Dorchester (8 mi from Nonantum)

Jun 24, 2008 · 1 in (quarter) · North Woburn (9 mi from Nonantum)

Jul 2, 2008 · 1 in (quarter) · Cambridge (5 mi from Nonantum)

Tornadoes within 10 miles of Nonantum

DateRatingWherePath
Aug 22, 2016EF1Concord
10 mi from Nonantum		0.8 mi long, 400 yd wide
Jul 28, 2014EF2Chelsea
10 mi from Nonantum		1.9 mi long, 660 yd wide

Damaging thunderstorm winds near Nonantum

349 reports of damaging thunderstorm wind within 10 miles of Nonantum since 2006, on 99 days. The strongest measured gust was 72 mph on Jul 31, 2019.

DateStrongest gustWhereSource
Jul 16, 2026damage reportedBedford, Concord, Stoneham
3 wind reports		NWS storm report (preliminary)
May 19, 202658 mph, estimatedNeedham
1 wind report		NOAA Storm Events
Sep 6, 202559 mph, measuredHanscom Field Bed, North Sudbury, Cherry Brook
3 wind reports		NOAA Storm Events
Jul 25, 202558 mph, estimatedNewton Lower Falls, Newton, Stony Brook
5 wind reports		NOAA Storm Events
Jul 20, 202558 mph, estimatedWeston, Back Bay Annex
2 wind reports		NOAA Storm Events
May 3, 202558 mph, estimatedNorth Woburn
1 wind report		NOAA Storm Events
Aug 15, 202458 mph, estimatedWellesley Fells
1 wind report		NOAA Storm Events
Jun 20, 202458 mph, estimatedNorth Woburn
1 wind report		NOAA Storm Events
Jun 14, 202458 mph, estimatedAllston
1 wind report		NOAA Storm Events
Sep 8, 202358 mph, estimatedConcord
1 wind report		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 Nonantum; 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 Nonantum.

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