Hail History

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Hail history for Byrnes Mill, MO

Last hail within 10 milesApr 27, 20261 in (quarter)
Hail days, last 12 months1
Largest hail since 20062.5 in (tennis ball)May 26, 2024
Hail days since 200656
Days with hail 1 inch or larger39
Tornadoes within 10 miles10
Damaging wind reports within 10 miles78

Hail has been reported within 10 miles of Byrnes Mill on 56 days since 2006. The largest stones measured 2.5 in (tennis ball) on May 26, 2024. Hail is most common here in April and May.

Recent hail near Byrnes Mill

DateHail sizeWhereSource
Apr 27, 20261 in
quarter		Pacific, Dittmer, House Spgs
3 hail reports · closest 1 mi from Byrnes Mill		NOAA Storm Events
Mar 14, 20251.75 in
golf ball		House Spgs Airport, Fenton, Crescent
17 hail reports · closest 2 mi from Byrnes Mill		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 Byrnes Mill by year

50620740810911061161211341421551621718219220121122423524125126

When hail season peaks near Byrnes Mill

Of the 56 hail days since 2006, most fell in April (17) and May (10).

1Jan2Feb5Mar17Apr10May5Jun6Jul2Aug5Sep2Oct1NovDec

Largest hail storms near Byrnes Mill

May 11, 2016 · 2.5 in (tennis ball) · Maxville (10 mi from Byrnes Mill)

National Weather Service description (English): A wide swath of large hail fell over Jefferson County. Most of the large hail was between 1 inch and 1.75 inches in diameter. Large hail was reported in Arnold, Kimmswick, Imperial, and Pevely. The largest hailstones reported fell in Arnold which were 2.5 inches in diameter.

May 26, 2024 · 2.5 in (tennis ball) · Allenton (6 mi from Byrnes Mill)

National Weather Service description (English): Numerous reports of severe hailstones came in in the cities of Eureka, Wildwood, Ellisville, Ballwin, Manchester, Twin Oaks, Valley Park, Fenton, Des Peres, Frontenac, Kirkwood, Webster Groves, Sappington, Shrewsbury, Maplewood, Affton, Mehlville, Lakeshire, Crestwood, Oakland, and Lemay. The largest stones were 2 to 2.5 inches and fell in Peerless Park, Crestwood, and Webster Groves. There were reports of wind driven hail causing damage to the siding of homes.

Apr 10, 2013 · 2 in (hen egg) · Pacific (9 mi from Byrnes Mill)

Jul 7, 2014 · 2 in (hen egg) · Byrnesville (6 mi from Byrnes Mill)

National Weather Service description (English): Large hail fell over the Cedar Hill area.

Mar 14, 2024 · 2 in (hen egg) · Morschels (7 mi from Byrnes Mill)

National Weather Service description (English): Another wide swath of large hail fell across St. Louis County up to two inches in diameter. The large hail fell in Fenton, Valley Park, Sunset Hills, Crestwood, Sappington, Webster Groves, Shrewsbury and Lakewood.

Tornadoes within 10 miles of Byrnes Mill

DateRatingWherePath
May 26, 2024EF0Paulina Hills
8 mi from Byrnes Mill		0.2 mi long, 100 yd wide
Apr 18, 2024EF0Allenton
5 mi from Byrnes Mill		0.5 mi long, 10 yd wide
Apr 18, 2024EF1Hoene Spg
4 mi from Byrnes Mill		7.3 mi long, 40 yd wide
Apr 15, 2023EF1Morschels
8 mi from Byrnes Mill		4.5 mi long, 100 yd wide
May 19, 2022EF0Times Beach
5 mi from Byrnes Mill		0.1 mi long, 20 yd wide
Sep 1, 2014EF1Hoene Spg
4 mi from Byrnes Mill		6.4 mi long, 60 yd wide
May 31, 2013EF1Byrnesville
9 mi from Byrnes Mill		12.4 mi long, 200 yd wide
Dec 31, 2010EF1Hoene Spg
8 mi from Byrnes Mill		0.8 mi long, 150 yd wide
Dec 31, 2010EF0Murphy
7 mi from Byrnes Mill		0.9 mi long, 50 yd wide
Dec 31, 2010EF3St Louis Weiss Airport
8 mi from Byrnes Mill		5.8 mi long, 440 yd wide

Damaging thunderstorm winds near Byrnes Mill

78 reports of damaging thunderstorm wind within 10 miles of Byrnes Mill since 2006, on 59 days. The strongest measured gust was 68 mph on Apr 24, 2010.

DateStrongest gustWhereSource
Jul 4, 2026damage reportedOtto
1 wind report		NWS storm report (preliminary)
Apr 15, 202658 mph, estimatedBallwin
1 wind report		NOAA Storm Events
May 19, 202569 mph, estimatedMurphy
1 wind report		NOAA Storm Events
May 16, 202569 mph, estimatedHigh Ridge
1 wind report		NOAA Storm Events
Mar 14, 202592 mph, estimatedBayshore, Hollow
2 wind reports		NOAA Storm Events
May 7, 202474 mph, estimatedDittmer
1 wind report		NOAA Storm Events
Apr 18, 202469 mph, estimatedDittmer, Maxville
2 wind reports		NOAA Storm Events
Sep 26, 202364 mph, estimatedCedar Hill
1 wind report		NOAA Storm Events
Aug 12, 202360 mph, estimatedHoene Spg
1 wind report		NOAA Storm Events
Jul 29, 202364 mph, estimatedCedar Hill
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 Byrnes Mill; 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 Byrnes Mill.

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