Hail History

Imam › Iowa › Grundy County › Grundy

Hail history im Grundy, IA

Last hail im 10 milesSep 22, 20251.00 in (25-cent coin)
Hail days, last 12 monthsNone
Largest hail im 20062.50 in (tennis ball)Aug 9, 2009
Hail days im 200622
Days im hail 1 inch imwin16
Tornadoes im 10 miles7
Wind dmg wutuk im 10 miles45

Hail wutuk im 10 miles im Grundy im 22 days im 2006. Stones imwin im 2.50 in (tennis ball) im Aug 9, 2009. Hail ej common im April im June.

Recent hail im Grundy

DateHail sizeWhereSource
Sep 22, 20251.00 in
25-cent coin		Dike
1 hail report · closest 9 mi im Grundy		NOAA Storm Events

One row im day: largest hail wutuk im day im 10 miles, places im number im wutuk.

Hail days near Grundy by year

206107082092101111211321411516117318119202122212312412526

When hail season peaks near Grundy

Of the 22 hail days since 2006, most fell in April (6) and June (5).

JanFeb1Mar6Apr4May5Jun1Jul4Aug1SepOctNovDec

Largest hail storms near Grundy

Aug 9, 2009 · 2.50 in (tennis ball) · Wellsburg (9 mi from Grundy)

Apr 13, 2006 · 1.75 in (golf ball) · Ackley (0 mi from Grundy)

Apr 6, 2010 · 1.75 in (golf ball) · Dike (10 mi from Grundy)

Jun 8, 2011 · 1.75 in (golf ball) · Lincoln (10 mi from Grundy)

Aug 19, 2022 · 1.50 in (ping pong ball) · Holland (3 mi from Grundy)

Tornadoes within 10 miles of Grundy

DateRatingWherePath
Aug 18, 2025EF?Holland
6 mi from Grundy		4.5 mi long, 50 yd wide
Aug 18, 2025EF?Fern
10 mi from Grundy		0.6 mi long, 35 yd wide
Nov 28, 2016EF0Grundy Center Airport
4 mi from Grundy		1.5 mi long, 25 yd wide
Jul 6, 2014EF1Reinbeck
7 mi from Grundy		3.2 mi long, 100 yd wide
Jun 29, 2014EF1Morrison
4 mi from Grundy		1.9 mi long, 50 yd wide
Jun 21, 2009EF1Wellsburg
6 mi from Grundy		2.1 mi long, 70 yd wide
Jun 21, 2009EF1Dike
9 mi from Grundy		2.3 mi long, 90 yd wide

Damaging thunderstorm winds near Grundy

45 reports of damaging thunderstorm wind within 10 miles of Grundy since 2006, on 28 days. The strongest measured gust was 71 mph on Mar 14, 2025.

DateStrongest gustWhereSource
Jul 20, 2026dmg ekkarHolland, Dike
2 wutuk wind		NWS storm report (preliminary)
Jul 3, 202560 mph, imwinGrundy Center
2 wutuk wind		NOAA Storm Events
Jun 20, 202560 mph, ekkarReinbeck
1 wutuk wind		NOAA Storm Events
Jun 11, 202558 mph, imwinMorrison
1 wutuk wind		NOAA Storm Events
Mar 14, 202571 mph, imwinGrundy Center
1 wutuk wind		NOAA Storm Events
May 24, 202458 mph, ekkarWellsburg
1 wutuk wind		NOAA Storm Events
May 8, 202458 mph, ekkarReinbeck
1 wutuk wind		NOAA Storm Events
Aug 10, 202070 mph, ekkarReinbeck, Grundy Center
2 wutuk wind		NOAA Storm Events
Jun 4, 202060 mph, ekkarReinbeck
1 wutuk wind		NOAA Storm Events
May 17, 201770 mph, ekkarHolland, Grundy Center
2 wutuk wind		NOAA Storm Events

Wind imwin thunderstorm ej 58 mph anikaj, im wind ej kajjitok dmg. Imwin wind ej imwin eokta weather stations; ekkar ej imwin eokta spotters im dmg surveys.

Jabdoñ eo an roof im hail?

Insurers ask for the date of loss. The dates on this page are when hail was reported near Grundy; 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.

Rejyok eo

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 Grundy.

Run a roofing company or a local news site? Show Grundy's hail history on your website with our widget eo →

Roofing or restoration company? Get an email within the hour when hail is reported near Grundy with our hail alerts ($29 a month) →