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Hail history for Old Greenwich, CT
Hail has been reported within 10 miles of Old Greenwich on 11 days since 2006. The largest stones measured 1.75 in (golf ball) on Jul 21, 2010. Hail is most common here in August and July.
Recent hail near Old Greenwich
No hail was reported within 10 miles of Old Greenwich in the last two years.
Hail days near Old Greenwich by year
When hail season peaks near Old Greenwich
Of the 11 hail days since 2006, most fell in August (4) and July (4).
Largest hail storms near Old Greenwich
Jul 21, 2010 · 1.75 in (golf ball) · Stamford (3 mi from Old Greenwich)
Jun 6, 2023 · 1.25 in (half dollar) · Centre Is (8 mi from Old Greenwich)
Jul 18, 2006 · 1 in (quarter) · Darien (6 mi from Old Greenwich)
Aug 11, 2008 · 1 in (quarter) · Bayville (8 mi from Old Greenwich)
Aug 1, 2011 · 1 in (quarter) · Pine Ridge Estates (6 mi from Old Greenwich)
Tornadoes within 10 miles of Old Greenwich
| Date | Rating | Where |
|---|---|---|
| Jul 21, 2026 | EF? | Harrison 8 mi from Old Greenwich |
| Jul 21, 2026 | EF? | Rye Brook 7 mi from Old Greenwich |
| Jul 21, 2026 | EF? | Rye Brook 6 mi from Old Greenwich |
| Jul 21, 2026 | EF? | Rye Brook 6 mi from Old Greenwich |
| Oct 2, 2018 | EF1 | New Canaan 8 mi from Old Greenwich |
| Jul 1, 2013 | EF0 | Stanwich 6 mi from Old Greenwich |
| Jul 12, 2006 | F1 | North Greenwich 9 mi from Old Greenwich |
Damaging thunderstorm winds near Old Greenwich
114 reports of damaging thunderstorm wind within 10 miles of Old Greenwich since 2006, on 59 days. The strongest measured gust was 78 mph on Sep 1, 2021.
| Date | Strongest gust | Where |
|---|---|---|
| Jul 21, 2026 | damage reported | New Canaan, Old Greenwich, Harrison 8 wind reports |
| Jul 4, 2026 | 75 mph, measured | Glen Cove, Eatons Neck, Rowayton 5 wind reports |
| Jun 6, 2026 | 64 mph, measured | Laffingtown, Stamford, Eatons Neck 3 wind reports |
| Jul 25, 2025 | 58 mph, estimated | New Canaan 1 wind report |
| Aug 6, 2024 | 61 mph, measured | Mamaroneck 1 wind report |
| Jul 17, 2024 | 63 mph, estimated | Noroton 1 wind report |
| Jul 15, 2024 | 58 mph, estimated | Talmadge Hill 1 wind report |
| Apr 29, 2024 | 61 mph, measured | Mamaroneck 1 wind report |
| Jul 29, 2023 | 64 mph, measured | Laffingtown, Palmers Hill 2 wind reports |
| May 22, 2022 | 58 mph, estimated | Scarsdale 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 Old Greenwich; 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
- Yonkers
32 hail days - The Bronx
26 hail days - Manhattan
28 hail days - Queens
18 hail days - New York City
26 hail days - Paterson
32 hail days - Brooklyn
19 hail days - Jersey City
26 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 Old Greenwich.
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