Hail History

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Hail history for Glen Rock, NJ

Last hail within 10 milesAug 7, 20260.88 in (nickel)
Hail days, last 12 months3
Largest hail since 20062.5 in (tennis ball)Jul 8, 2021
Hail days since 200635
Days with hail 1 inch or larger16
Tornadoes within 10 miles1
Damaging wind reports within 10 miles332

Hail has been reported within 10 miles of Glen Rock on 35 days since 2006. The largest stones measured 2.5 in (tennis ball) on Jul 8, 2021. Hail is most common here in July and June.

Recent hail near Glen Rock

DateHail sizeWhereSource
Aug 7, 20261 in
quarter
Pearl River, River Vale
3 hail reports · closest 7 mi from Glen Rock
NWS storm report (preliminary)
Jul 27, 20261 in
quarter
Chestnut Ridge, Franklin Lakes
2 hail reports · closest 5 mi from Glen Rock
NWS storm report (preliminary)
Jul 21, 20260.88 in
nickel
Saddle Brook
1 hail report · closest 4 mi from Glen Rock
NWS storm report (preliminary)

One row per day: the largest hail reported that day within 10 miles, the places and the number of reports.

Hail days near Glen Rock by year

10620720880911041121213141511617218219420221221232425326

When hail season peaks near Glen Rock

Of the 35 hail days since 2006, most fell in July (12) and June (8).

JanFeb2Mar2Apr1May8Jun12Jul5Aug3SepOct1Nov1Dec

Largest hail storms near Glen Rock

Jul 8, 2021 · 2.5 in (tennis ball) · Hillsdale Manor (5 mi from Glen Rock)

National Weather Service description (English): Hail of 2.5 inches in diameter was reported.

Jun 9, 2011 · 1.75 in (golf ball) · Norwood (10 mi from Glen Rock)

Aug 19, 2011 · 1.75 in (golf ball) · Oradell (4 mi from Glen Rock)

Jul 22, 2019 · 1.75 in (golf ball) · Campgaw (5 mi from Glen Rock)

Jul 6, 2020 · 1.75 in (golf ball) · Teterboro Airport (9 mi from Glen Rock)

National Weather Service description (English): In addition to many quarter to ping pong ball sized hailstones.

Tornadoes within 10 miles of Glen Rock

DateRatingWherePath
Oct 7, 2013EF1Passaic Jct
3 mi from Glen Rock
1.2 mi long, 100 yd wide

Damaging thunderstorm winds near Glen Rock

332 reports of damaging thunderstorm wind within 10 miles of Glen Rock since 2006, on 104 days. The strongest measured gust was 69 mph on Jun 10, 2008.

DateStrongest gustWhereSource
Sep 26, 2026damage reportedPark Ridge, Montvale
2 wind reports
NWS storm report (preliminary)
Aug 7, 2026damage reportedMontvale, Chestnut Ridge
3 wind reports
NWS storm report (preliminary)
Jul 27, 2026damage reportedWestwood, Wyckoff, Teaneck
4 wind reports
NWS storm report (preliminary)
Jul 21, 2026damage reportedPaterson
1 wind report
NWS storm report (preliminary)
Jul 4, 2026damage reportedGlen Rock, Hawthorne, Westwood
6 wind reports
NWS storm report (preliminary)
Jul 3, 2026damage reportedWallington, Elmwood Park, Nutley
5 wind reports
NWS storm report (preliminary)
Jun 12, 202658 mph, estimatedMaywood, Waldwick, Ramsey
5 wind reports
NOAA Storm Events
Jun 6, 202663 mph, estimatedPackanack Lake, Little Falls, River Edge
6 wind reports
NOAA Storm Events
Sep 7, 202458 mph, estimatedMaywood
1 wind report
NOAA Storm Events
Jun 30, 202458 mph, estimatedLodi, Passaic Jct
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 Glen Rock; 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 Glen Rock.

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