Hail History

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Hail history for East Alton, IL

Last hail within 10 milesMay 3, 20261 in (quarter)
Hail days, last 12 months3
Largest hail since 20062 in (hen egg)May 3, 2026
Hail days since 200662
Days with hail 1 inch or larger41
Tornadoes within 10 miles13
Damaging wind reports within 10 miles87

Hail has been reported within 10 miles of East Alton on 62 days since 2006. The largest stones measured 2 in (hen egg) on May 3, 2026. Hail is most common here in April and May.

Recent hail near East Alton

DateHail sizeWhereSource
May 3, 20262 in
hen egg		Fairmont, Milton, Godfrey
8 hail reports · closest 2 mi from East Alton		NOAA Storm Events
Apr 27, 20262 in
hen egg		Forest Homes, Alton, Cottage Hills
13 hail reports · closest 2 mi from East Alton		NOAA Storm Events
Mar 15, 20261 in
quarter		East Alton
1 hail report · closest 2 mi from East Alton		NOAA Storm Events
Aug 12, 20251 in
quarter		Milton
1 hail report · closest near the center of East Alton		NOAA Storm Events
May 16, 20251 in
quarter		Mitchell
2 hail reports · closest 8 mi from East Alton		NOAA Storm Events

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

Hail days near East Alton by year

60640760860921061151231321411521631751811912021122123224225326

When hail season peaks near East Alton

Of the 62 hail days since 2006, most fell in April (21) and May (14).

Jan2Feb8Mar21Apr14May6Jun3Jul3Aug2Sep3OctNovDec

Largest hail storms near East Alton

Apr 27, 2026 · 2 in (hen egg) · Forest Homes (2 mi from East Alton)

May 3, 2026 · 2 in (hen egg) · Fairmont (5 mi from East Alton)

Feb 16, 2006 · 1.75 in (golf ball) · Spanish Lake (8 mi from East Alton)

Mar 13, 2006 · 1.75 in (golf ball) · Spanish Lake (8 mi from East Alton)

May 24, 2006 · 1.75 in (golf ball) · Edwardsville (10 mi from East Alton)

Tornadoes within 10 miles of East Alton

DateRatingWherePath
Apr 27, 2026EF?Fort Bellefontaine
5 mi from East Alton		0.6 mi long, 10 yd wide
Mar 11, 2026EF1Moro
7 mi from East Alton		1.6 mi long, 25 yd wide
Mar 14, 2025EF2West Alton
8 mi from East Alton		4.2 mi long, 1,320 yd wide
Mar 14, 2025EF1Fairmont
5 mi from East Alton		2.5 mi long, 430 yd wide
Apr 18, 2024EF1Midway
9 mi from East Alton		3.1 mi long, 75 yd wide
Dec 10, 2021EF3Mitchell
9 mi from East Alton		4.2 mi long, 300 yd wide
May 31, 2013EF1Larimore
6 mi from East Alton		2.0 mi long, 50 yd wide
May 31, 2013EF3Oldenburg
5 mi from East Alton		8.6 mi long, 150 yd wide
Aug 31, 2012EF0St Thomas
7 mi from East Alton		0.2 mi long, 50 yd wide
Feb 27, 2011EF1Glen Carbon
10 mi from East Alton		2.4 mi long, 150 yd wide
May 4, 2007EF0Wood River
5 mi from East Alton		0.0 mi long, 40 yd wide
May 24, 2006F0Stl Rgnl Airport Airport
6 mi from East Alton		0.2 mi long, 50 yd wide

Damaging thunderstorm winds near East Alton

87 reports of damaging thunderstorm wind within 10 miles of East Alton since 2006, on 62 days. The strongest measured gust was 84 mph on May 23, 2011.

DateStrongest gustWhereSource
Jul 27, 2026damage reportedGodfrey
1 wind report		NWS storm report (preliminary)
Mar 11, 202667 mph, measuredStl Rgnl Airport Airport
1 wind report		NOAA Storm Events
Aug 12, 202569 mph, estimatedMilton
1 wind report		NOAA Storm Events
Jul 16, 202558 mph, estimatedGodfrey
1 wind report		NOAA Storm Events
May 19, 202558 mph, estimatedMelville
1 wind report		NOAA Storm Events
Jul 29, 202364 mph, estimatedEast Alton
1 wind report		NOAA Storm Events
Apr 15, 202370 mph, estimatedStl Rgnl Airport Airport, Roxana
2 wind reports		NOAA Storm Events
Mar 31, 202372 mph, measuredStl Rgnl Airport Airport, Dorsey, Bluff Jct
3 wind reports		NOAA Storm Events
Aug 3, 202270 mph, estimatedMaryland Place, Alton
2 wind reports		NOAA Storm Events
Jun 17, 202270 mph, estimatedAlton
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 East Alton; 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 East Alton.

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