Hail History

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Hail history for South Beloit, IL

Last hail within 10 milesAug 21, 20260.75 in (penny)
Hail days, last 12 months3
Largest hail since 20062 in (hen egg)Apr 17, 2026
Hail days since 200633
Days with hail 1 inch or larger22
Tornadoes within 10 miles9
Damaging wind reports within 10 miles102

Hail has been reported within 10 miles of South Beloit on 33 days since 2006. The largest stones measured 2 in (hen egg) on Apr 17, 2026. Hail is most common here in April and August.

Recent hail near South Beloit

DateHail sizeWhereSource
Aug 21, 20261 in
quarter		Machesney Park
2 hail reports · closest 9 mi from South Beloit		NWS storm report (preliminary)
Apr 17, 20262 in
hen egg		Beloit, South Beloit, Rockton
4 hail reports · closest near the center of South Beloit		NOAA Storm Events
Mar 10, 20261 in
quarter		Beloit
1 hail report · closest 1 mi from South Beloit		NOAA Storm Events
Jul 10, 20251.5 in
ping pong ball		Machesney Park
1 hail report · closest 10 mi from South Beloit		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 South Beloit by year

306073080911031112313314215116217181932012122323124125326

When hail season peaks near South Beloit

Of the 33 hail days since 2006, most fell in April (7) and August (5).

1JanFeb4Mar7Apr4May3Jun4Jul5Aug3SepOct2NovDec

Largest hail storms near South Beloit

May 12, 2014 · 2 in (hen egg) · Beloit (2 mi from South Beloit)

National Weather Service description (English): Hail one to two inches in diameter was reported across portions of South Beloit, including two inch diameter hail near Route 2 and Prairie Road.

Apr 17, 2026 · 2 in (hen egg) · Beloit (2 mi from South Beloit)

May 15, 2017 · 1.75 in (golf ball) · Machesney Park (10 mi from South Beloit)

National Weather Service description (English): There were multiple reports of quarter to golf ball size hail in Machesney Park. Damage to cars was reported.

Apr 7, 2020 · 1.5 in (ping pong ball) · Machesney Park (9 mi from South Beloit)

Apr 4, 2023 · 1.5 in (ping pong ball) · Rockton (3 mi from South Beloit)

Tornadoes within 10 miles of South Beloit

DateRatingWherePath
Apr 17, 2026EF1Harrison
10 mi from South Beloit		4.0 mi long, 400 yd wide
Apr 17, 2026EF1Harrison
8 mi from South Beloit		10.9 mi long, 350 yd wide
Apr 17, 2026EF1Tiffany
9 mi from South Beloit		1.9 mi long, 75 yd wide
Mar 31, 2023EF0Beloit
2 mi from South Beloit		3.6 mi long, 100 yd wide
May 25, 2022EF0Newark
6 mi from South Beloit		3.5 mi long, 50 yd wide
Aug 9, 2021EF0Tiffany
8 mi from South Beloit		3.2 mi long, 25 yd wide
May 22, 2011EF1South Beloit
3 mi from South Beloit		0.9 mi long, 50 yd wide
Sep 21, 2010EF0Prairie Airport
5 mi from South Beloit		0.4 mi long, 30 yd wide
Aug 26, 2006F0Shopiere
6 mi from South Beloit		0.1 mi long, 20 yd wide

Damaging thunderstorm winds near South Beloit

102 reports of damaging thunderstorm wind within 10 miles of South Beloit since 2006, on 65 days. The strongest measured gust was 60 mph on Jul 21, 2016.

DateStrongest gustWhereSource
Jul 3, 2026damage reportedRockton, Beloit, Clinton
4 wind reports		NWS storm report (preliminary)
Jun 10, 202685 mph, estimatedNewark
1 wind report		NOAA Storm Events
Jun 25, 202560 mph, estimatedSouth Beloit
4 wind reports		NOAA Storm Events
Mar 14, 202564 mph, estimatedBeloit North, Perrygo Place, South Beloit
3 wind reports		NOAA Storm Events
Jul 15, 202458 mph, estimatedRoscoe
1 wind report		NOAA Storm Events
Jun 22, 202464 mph, estimatedHanover, Machesney Park, Afton
5 wind reports		NOAA Storm Events
Jun 16, 202458 mph, estimatedClinton
1 wind report		NOAA Storm Events
Jun 13, 202458 mph, estimatedBeloit True Airport
1 wind report		NOAA Storm Events
May 24, 202458 mph, estimatedLatham Park
2 wind reports		NOAA Storm Events
May 21, 202458 mph, estimatedShirland, Rockton
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 South Beloit; 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 South Beloit.

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