Hail History

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Hail history for Herculaneum, MO

Last hail within 10 milesMar 14, 20251 in (quarter)
Hail days, last 12 monthsNone
Largest hail since 20063 in (tea cup)Jul 1, 2015
Hail days since 200648
Days with hail 1 inch or larger36
Tornadoes within 10 miles12
Damaging wind reports within 10 miles47

Hail has been reported within 10 miles of Herculaneum on 48 days since 2006. The largest stones measured 3 in (tea cup) on Jul 1, 2015. Hail is most common here in April and May.

Recent hail near Herculaneum

DateHail sizeWhereSource
Mar 14, 20251.75 in
golf ball		Kimmswick, Imperial, Pevely
10 hail reports · closest 1 mi from Herculaneum		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 Herculaneum by year

9063072080951041151221314115416417118119202112232322412526

When hail season peaks near Herculaneum

Of the 48 hail days since 2006, most fell in April (13) and May (8).

Jan3Feb7Mar13Apr8May5Jun3Jul1Aug3Sep3Oct1Nov1Dec

Largest hail storms near Herculaneum

Jul 1, 2015 · 3 in (tea cup) · Festus Airport (7 mi from Herculaneum)

National Weather Service description (English): Hail was mostly half dollar size, but some stones were up to 3 inches in diameter. Hail fell for about 18 minutes. Observer's car had dents from the hail stones. Also, the hail damaged roof shingles and broke a couple of windows on their house.

Apr 19, 2011 · 2.75 in (baseball) · Mapaville (5 mi from Herculaneum)

National Weather Service description (English): Hail up to baseball size fell in the Mapaville area. Several cars had their windshields destroyed by the hail.

May 1, 2006 · 1.75 in (golf ball) · Festus (5 mi from Herculaneum)

National Weather Service description (English): Golfball sized hail was reported at the intersection of I-55 and Hwy 61.

Apr 24, 2007 · 1.75 in (golf ball) · Pevely (3 mi from Herculaneum)

Mar 14, 2012 · 1.75 in (golf ball) · Valmeyer (4 mi from Herculaneum)

Tornadoes within 10 miles of Herculaneum

DateRatingWherePath
Jul 11, 2026EF?Valmeyer
6 mi from Herculaneum
May 19, 2025EF?De Soto Airport
10 mi from Herculaneum		2.4 mi long, 1 yd wide
Apr 20, 2025EF1Madonnaville
9 mi from Herculaneum		7.3 mi long, 100 yd wide
Mar 14, 2025EF1Valmeyer
4 mi from Herculaneum		12.3 mi long, 275 yd wide
Apr 15, 2023EF1Silica
4 mi from Herculaneum		4.0 mi long, 360 yd wide
Apr 15, 2023EF0Chalfin Bridge
8 mi from Herculaneum		15.9 mi long, 100 yd wide
Apr 15, 2023EF1Pevely
2 mi from Herculaneum		0.9 mi long, 150 yd wide
Apr 15, 2023EF0Harrisonville
3 mi from Herculaneum		5.0 mi long, 100 yd wide
Jul 8, 2015EF0Rush Tower
9 mi from Herculaneum		0.1 mi long, 50 yd wide
Apr 30, 2010EF2Merrimac
6 mi from Herculaneum		7.2 mi long, 350 yd wide
Apr 30, 2010EF0Foster Pond
9 mi from Herculaneum		0.1 mi long, 50 yd wide
Mar 31, 2008EF0Harrisonville
3 mi from Herculaneum		1.8 mi long, 30 yd wide

Damaging thunderstorm winds near Herculaneum

47 reports of damaging thunderstorm wind within 10 miles of Herculaneum since 2006, on 37 days. The strongest measured gust was 75 mph on Apr 19, 2011.

DateStrongest gustWhereSource
Jul 4, 2026damage reportedOtto, Mapaville
2 wind reports		NWS storm report (preliminary)
Jul 29, 202569 mph, estimatedPevely
1 wind report		NOAA Storm Events
May 19, 202569 mph, estimatedMapaville
1 wind report		NOAA Storm Events
Apr 10, 202569 mph, estimatedBarnhart
1 wind report		NOAA Storm Events
Jul 17, 202364 mph, estimatedHematite
1 wind report		NOAA Storm Events
Jul 16, 202360 mph, estimatedPevely
1 wind report		NOAA Storm Events
Jul 1, 202364 mph, estimatedHematite
1 wind report		NOAA Storm Events
Apr 15, 202377 mph, estimatedPevely, Harrisonville, Valmeyer
4 wind reports		NOAA Storm Events
Mar 31, 202364 mph, estimatedPevely, Festus
2 wind reports		NOAA Storm Events
Mar 27, 202170 mph, estimatedKimmswick
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 Herculaneum; 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 Herculaneum.

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