Hail HistoryHome › Massachusetts › Middlesex County › Stow
Hail history for Stow, MA
Hail has been reported within 10 miles of Stow on 17 days since 2006. The largest stones measured 2 in (hen egg) on Aug 4, 2015. Hail is most common here in June and July.
Recent hail near Stow
| Date | Hail size | Where |
|---|---|---|
| Jun 6, 2025 | 1 in quarter | Littleton Common 1 hail report · closest 7 mi from Stow |
One row per day: the largest hail reported that day within 10 miles, the places and the number of reports.
Hail days near Stow by year
When hail season peaks near Stow
Of the 17 hail days since 2006, most fell in June (7) and July (5).
Largest hail storms near Stow
Aug 7, 2008 · 2 in (hen egg) · Marlborough (6 mi from Stow)
Aug 4, 2015 · 2 in (hen egg) · Harwood (7 mi from Stow)
Jul 1, 2008 · 1.75 in (golf ball) · Stow (1 mi from Stow)
National Weather Service description (English): Windblown golf ball size hail broke a window in a house in the Birch Hill Road area.Jul 18, 2012 · 1.75 in (golf ball) · Saxonville (9 mi from Stow)
May 25, 2014 · 1.75 in (golf ball) · Harvard (6 mi from Stow)
National Weather Service description (English): Golfball size hail damaged a Massachusetts Environmental Police cruiser as they traveled between Interstate 495 and Route 2 through the center of Harvard.Tornadoes within 10 miles of Stow
| Date | Rating | Where |
|---|---|---|
| Sep 6, 2025 | EF0 | West Berlin 9 mi from Stow |
| Sep 6, 2025 | EF0 | Hudson 2 mi from Stow |
| Aug 23, 2021 | EF0 | Marlborough Jct 9 mi from Stow |
| Aug 23, 2021 | EF0 | East Bolton 3 mi from Stow |
| Aug 23, 2021 | EF0 | Stow 0 mi from Stow |
| Aug 19, 2021 | EF0 | Clinton 9 mi from Stow |
| Aug 22, 2016 | EF1 | Concord 9 mi from Stow |
Damaging thunderstorm winds near Stow
144 reports of damaging thunderstorm wind within 10 miles of Stow since 2006, on 65 days. The strongest measured gust was 63 mph on Jul 1, 2008.
| Date | Strongest gust | Where |
|---|---|---|
| Jul 16, 2026 | damage reported | Concord 1 wind report |
| May 19, 2026 | 58 mph, estimated | Lancaster, Hudson, West Concord 5 wind reports |
| Apr 14, 2026 | 59 mph, estimated | South Lancaster 1 wind report |
| Sep 6, 2025 | 58 mph, estimated | Hudson, Gleasondale, North Sudbury 4 wind reports |
| Jun 6, 2025 | 58 mph, estimated | Devenscrest, Ayer 2 wind reports |
| May 3, 2025 | 58 mph, estimated | Bolton 2 wind reports |
| Aug 15, 2024 | 58 mph, estimated | Marlborough, Acton, South Sudbury 4 wind reports |
| Jul 17, 2024 | 58 mph, estimated | West Concord, Forge Vlg 2 wind reports |
| Sep 8, 2023 | 58 mph, estimated | Bolton, East Acton, Concord 5 wind reports |
| Jul 14, 2023 | 70 mph, estimated | Nobscot 1 wind report |
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 Stow; 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
- Newton
25 hail days - Lowell
22 hail days - Worcester
31 hail days - Cambridge
31 hail days - Boston
29 hail days - Dorchester
25 hail days - Quincy
20 hail days - Brockton
15 hail days
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 Stow.
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