Hail History

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Hail history for Cottleville, MO

Last hail within 10 milesSep 17, 20261 in (quarter)
Hail days, last 12 months4
Largest hail since 20064 in (grapefruit)May 11, 2016
Hail days since 200671
Days with hail 1 inch or larger47
Tornadoes within 10 miles19
Damaging wind reports within 10 miles176

Hail has been reported within 10 miles of Cottleville on 71 days since 2006. The largest stones measured 4 in (grapefruit) on May 11, 2016. Hail is most common here in April and May.

Recent hail near Cottleville

DateHail sizeWhereSource
Sep 17, 20261 in
quarter		Saint Paul
1 hail report · closest 8 mi from Cottleville		NWS storm report (preliminary)
Jun 25, 20260.75 in
penny		St Peters
1 hail report · closest 4 mi from Cottleville		NOAA Storm Events
Apr 27, 20261.25 in
half dollar		Clarkson Vly, O Fallon, Fort Zumwalt
9 hail reports · closest 3 mi from Cottleville		NOAA Storm Events
Apr 17, 20261 in
quarter		Defiance, Gumbo, Cottleville
11 hail reports · closest near the center of Cottleville		NOAA Storm Events
May 16, 20252.5 in
tennis ball		Cottleville, Weldon, Weldon Spg
45 hail reports · closest near the center of Cottleville		NOAA Storm Events
Apr 30, 20251 in
quarter		Weldon Spg, Dardenne
2 hail reports · closest 4 mi from Cottleville		NOAA Storm Events
Apr 10, 20251 in
quarter		Fort Zumwalt, St Peters
2 hail reports · closest 4 mi from Cottleville		NOAA Storm Events
Mar 14, 20251.25 in
half dollar		Harvester
1 hail report · closest 3 mi from Cottleville		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 Cottleville by year

60640790820921051151231361431551621711831922022122123224425426

When hail season peaks near Cottleville

Of the 71 hail days since 2006, most fell in April (22) and May (15).

2Jan3Feb8Mar22Apr15May13Jun5Jul1Aug2SepOctNovDec

Largest hail storms near Cottleville

May 11, 2016 · 4 in (grapefruit) · St Charles (9 mi from Cottleville)

National Weather Service description (English): Very large hail up to 4 inches in diameter fell across portions of St. Charles County. The hardest hit areas stretched from near Dardenne Prairie, O'Fallon and Weldon Spring east to Cottleville, St. Peters and St. Charles. Damage from this hail storm will be many millions of dollars as thousands of homes, vehicles and businesses were impacted and suffered damage. One hundred twenty cars at a car dealership near the intersection of I-64/Highway 94, sustained busted windows and lots of dents from large hail, some that were as big as baseballs. Reports of windows blown out, roofing and siding damage were common.

May 13, 2023 · 3 in (tea cup) · Harvester (4 mi from Cottleville)

National Weather Service description (English): A swath of very large hail fell in eastern St. Charles County. Areas that received large hail includes St. Peters, Harvester and St. Charles, mainly along and east of Jungermann Road. This includes the main street area of St. Charles.

Apr 19, 2011 · 2.75 in (baseball) · Dardenne (7 mi from Cottleville)

National Weather Service description (English): Numerous reports of large hail ranging from ping pong ball size to baseball size.

Mar 15, 2012 · 2.75 in (baseball) · Dardenne (8 mi from Cottleville)

National Weather Service description (English): A wide swath of large hail fell from areas along and west of I-64 near Highways N and DD to the east northeast through the cities of Lake St. Louis, Dardenne Prairie, and O'Fallon. The largest hail stones, baseball size, were reported near the intersection of Winghaven Boulevard and I-64. There were numerous reports of one to two inch diameter hail.

Apr 28, 2012 · 2.75 in (baseball) · Harvester (7 mi from Cottleville)

Tornadoes within 10 miles of Cottleville

DateRatingWherePath
Jun 4, 2025EF1Pond
10 mi from Cottleville		6.8 mi long, 300 yd wide
Mar 14, 2025EF2Clarkson Vly
9 mi from Cottleville		20.7 mi long, 880 yd wide
Apr 1, 2024EF0South Bellefontaine
9 mi from Cottleville		2.0 mi long, 332 yd wide
Dec 10, 2021EF1Spirit/St Louis
5 mi from Cottleville		2.4 mi long, 50 yd wide
Dec 10, 2021EF1Weldon
4 mi from Cottleville		6.1 mi long, 50 yd wide
Dec 10, 2021EF0St Louis Creve Coeur
7 mi from Cottleville		2.7 mi long, 50 yd wide
Apr 29, 2017EF0Kampville
10 mi from Cottleville		3.9 mi long, 100 yd wide
Jun 28, 2015EF2Peruque
6 mi from Cottleville		2.3 mi long, 400 yd wide
Sep 9, 2014EF0Harvester
3 mi from Cottleville		1.7 mi long, 25 yd wide
Jun 7, 2014EF0Harvester
3 mi from Cottleville		2.7 mi long, 20 yd wide
May 31, 2013EF3Defiance
7 mi from Cottleville		14.8 mi long, 950 yd wide
May 31, 2013EF2Vigus
9 mi from Cottleville		16.9 mi long, 1,760 yd wide

Damaging thunderstorm winds near Cottleville

176 reports of damaging thunderstorm wind within 10 miles of Cottleville since 2006, on 108 days. The strongest measured gust was 79 mph on Jul 29, 2023.

DateStrongest gustWhereSource
Sep 17, 2026damage reportedSaint Paul
1 wind report		NWS storm report (preliminary)
Aug 16, 2026damage reportedChesterfield
1 wind report		NWS storm report (preliminary)
Aug 12, 2026damage reportedO'Fallon, Saint Paul
3 wind reports		NWS storm report (preliminary)
Jul 4, 2026damage reportedWeldon Spring, Harvester, Chesterfield
7 wind reports		NWS storm report (preliminary)
Jun 25, 202660 mph, estimatedKampville
1 wind report		NOAA Storm Events
Apr 17, 202658 mph, estimatedHarvester
1 wind report		NOAA Storm Events
Jul 6, 202575 mph, estimatedSt Peters, Cottleville
2 wind reports		NOAA Storm Events
Jun 27, 202558 mph, estimatedHarvester
1 wind report		NOAA Storm Events
May 16, 202575 mph, estimatedGumbo, Dardenne
2 wind reports		NOAA Storm Events
Apr 10, 202560 mph, measuredSpirit/St Louis, All Saints Vlg
3 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 Cottleville; 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 Cottleville.

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