Hail History

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Hail history for Weldon Spring, MO

Last hail within 10 milesSep 17, 20261 in (quarter)
Hail days, last 12 months4
Largest hail since 20063 in (tea cup)May 13, 2023
Hail days since 200673
Days with hail 1 inch or larger44
Tornadoes within 10 miles17
Damaging wind reports within 10 miles171

Hail has been reported within 10 miles of Weldon Spring on 73 days since 2006. The largest stones measured 3 in (tea cup) on May 13, 2023. Hail is most common here in April and May.

Recent hail near Weldon Spring

DateHail sizeWhereSource
Sep 17, 20261 in
quarter
Saint Paul
1 hail report · closest 9 mi from Weldon Spring
NWS storm report (preliminary)
Jun 25, 20260.75 in
penny
St Peters
1 hail report · closest 7 mi from Weldon Spring
NOAA Storm Events
Apr 27, 20261.25 in
half dollar
Clarkson Vly, O Fallon, Fort Zumwalt
9 hail reports · closest 5 mi from Weldon Spring
NOAA Storm Events
Apr 17, 20261 in
quarter
Defiance, Gumbo, Cottleville
11 hail reports · closest 4 mi from Weldon Spring
NOAA Storm Events
May 16, 20252.5 in
tennis ball
Cottleville, Defiance, Weldon
47 hail reports · closest near the center of Weldon Spring
NOAA Storm Events
Apr 30, 20251 in
quarter
Weldon Spg, Dardenne
2 hail reports · closest near the center of Weldon Spring
NOAA Storm Events
Apr 10, 20251 in
quarter
Fort Zumwalt, St Peters
2 hail reports · closest 7 mi from Weldon Spring
NOAA Storm Events
Mar 14, 20251.25 in
half dollar
Harvester
1 hail report · closest 6 mi from Weldon Spring
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 Weldon Spring by year

60650780820921051171231361431551621711831912012122323224425426

When hail season peaks near Weldon Spring

Of the 73 hail days since 2006, most fell in April (22) and May (15).

2Jan2Feb9Mar22Apr15May13Jun7Jul1Aug2SepOctNovDec

Largest hail storms near Weldon Spring

May 13, 2023 · 3 in (tea cup) · Harvester (6 mi from Weldon Spring)

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 (6 mi from Weldon Spring)

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 (6 mi from Weldon Spring)

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 (9 mi from Weldon Spring)

May 26, 2024 · 2.75 in (baseball) · St Peters (7 mi from Weldon Spring)

National Weather Service description (English): There were numerous reports of 1 to 2 inch hailstones in eastern St. Charles County impacting St. Peters, St. Charles, and Kampsville. The largest reported hailstones were 2 to 2.75 inches in diameter and fell exclusively in St. Charles.

Tornadoes within 10 miles of Weldon Spring

DateRatingWherePath
Jun 4, 2025EF1Pond
8 mi from Weldon Spring
6.8 mi long, 300 yd wide
Mar 14, 2025EF2Clarkson Vly
8 mi from Weldon Spring
20.7 mi long, 880 yd wide
May 7, 2024EF0Defiance
7 mi from Weldon Spring
2.2 mi long, 50 yd wide
Apr 1, 2024EF0South Bellefontaine
9 mi from Weldon Spring
2.0 mi long, 332 yd wide
Dec 10, 2021EF1Spirit/St Louis
3 mi from Weldon Spring
2.4 mi long, 50 yd wide
Dec 10, 2021EF1Weldon
3 mi from Weldon Spring
6.1 mi long, 50 yd wide
Dec 10, 2021EF0St Louis Creve Coeur
8 mi from Weldon Spring
2.7 mi long, 50 yd wide
Jun 28, 2015EF2Peruque
9 mi from Weldon Spring
2.3 mi long, 400 yd wide
Sep 9, 2014EF0Harvester
6 mi from Weldon Spring
1.7 mi long, 25 yd wide
Jun 7, 2014EF0Harvester
5 mi from Weldon Spring
2.7 mi long, 20 yd wide
May 31, 2013EF3Defiance
4 mi from Weldon Spring
14.8 mi long, 950 yd wide
Aug 31, 2012EF0Fort Zumwalt
7 mi from Weldon Spring
0.4 mi long, 120 yd wide

Damaging thunderstorm winds near Weldon Spring

171 reports of damaging thunderstorm wind within 10 miles of Weldon Spring since 2006, on 101 days. The strongest measured gust was 77 mph on Jun 19, 2021.

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)
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
Mar 14, 202590 mph, estimatedSouth Bellefontaine, Grover, Clarkson Vly
5 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 Weldon Spring; 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 Weldon Spring.

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