Hail History

Home › Missouri › Jefferson County › Imperial

Hail history for Imperial, MO

Last hail within 10 milesApr 2, 20251 in (quarter)
Hail days, last 12 monthsNone
Largest hail since 20062.75 in (baseball)Apr 19, 2011
Hail days since 200650
Days with hail 1 inch or larger35
Tornadoes within 10 miles13
Damaging wind reports within 10 miles63

Hail has been reported within 10 miles of Imperial on 50 days since 2006. The largest stones measured 2.75 in (baseball) on Apr 19, 2011. Hail is most common here in April and May.

Recent hail near Imperial

DateHail sizeWhereSource
Apr 2, 20251 in
quarter		Oakville, Cliff Cave
2 hail reports · closest 6 mi from Imperial		NOAA Storm Events
Mar 14, 20252 in
hen egg		Cliff Cave, Kimmswick, Imperial
36 hail reports · closest near the center of Imperial		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 Imperial by year

806407408209310511512132141154162171811920212232342422526

When hail season peaks near Imperial

Of the 50 hail days since 2006, most fell in April (17) and May (8).

Jan3Feb6Mar17Apr8May5Jun4Jul3Aug2SepOct1Nov1Dec

Largest hail storms near Imperial

Apr 19, 2011 · 2.75 in (baseball) · Mapaville (9 mi from Imperial)

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 11, 2016 · 2.5 in (tennis ball) · Maxville (5 mi from Imperial)

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.

Mar 14, 2025 · 2 in (hen egg) · Cliff Cave (4 mi from Imperial)

Apr 24, 2007 · 1.75 in (golf ball) · Pevely (7 mi from Imperial)

May 25, 2011 · 1.75 in (golf ball) · Bayshore (4 mi from Imperial)

Tornadoes within 10 miles of Imperial

DateRatingWherePath
Jul 11, 2026EF?Valmeyer
5 mi from Imperial
Mar 14, 2025EF1Mattese
6 mi from Imperial		4.4 mi long, 550 yd wide
Mar 14, 2025EF1Valmeyer
6 mi from Imperial		12.3 mi long, 275 yd wide
May 26, 2024EF0Paulina Hills
8 mi from Imperial		0.2 mi long, 100 yd wide
May 26, 2024EF1Mattese
8 mi from Imperial		5.3 mi long, 172 yd wide
May 26, 2024EF0Bixby
8 mi from Imperial		3.5 mi long, 25 yd wide
Apr 15, 2023EF1Silica
10 mi from Imperial		4.0 mi long, 360 yd wide
Apr 15, 2023EF1Pevely
6 mi from Imperial		0.9 mi long, 150 yd wide
Apr 15, 2023EF0Harrisonville
7 mi from Imperial		5.0 mi long, 100 yd wide
Apr 15, 2023EF?Columbia Gebhardt Airport
10 mi from Imperial		0.3 mi long, 25 yd wide
Dec 31, 2010EF0Murphy
10 mi from Imperial		0.9 mi long, 50 yd wide
Apr 30, 2010EF2Merrimac
2 mi from Imperial		7.2 mi long, 350 yd wide

Damaging thunderstorm winds near Imperial

63 reports of damaging thunderstorm wind within 10 miles of Imperial since 2006, on 43 days. The strongest measured gust was 75 mph on Apr 19, 2011.

DateStrongest gustWhereSource
Jul 4, 2026damage reportedOtto, Mapaville, Mehlville
3 wind reports		NWS storm report (preliminary)
Apr 27, 202660 mph, estimatedBayshore
1 wind report		NOAA Storm Events
Jul 29, 202569 mph, estimatedPevely
1 wind report		NOAA Storm Events
May 19, 202569 mph, estimatedMurphy
1 wind report		NOAA Storm Events
Apr 10, 202569 mph, estimatedBarnhart
1 wind report		NOAA Storm Events
Mar 14, 202592 mph, estimatedBayshore, Cliff Cave, Oakville
3 wind reports		NOAA Storm Events
May 26, 202481 mph, estimatedPaulina Hills, Bixby
2 wind reports		NOAA Storm Events
Apr 18, 202469 mph, estimatedMaxville
1 wind report		NOAA Storm Events
Jul 29, 202370 mph, estimatedMattese, Warnock
2 wind reports		NOAA Storm Events
Jul 16, 202360 mph, estimatedOakville, Pevely
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 Imperial; 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 Imperial.

Run a roofing company or a local news site? Show Imperial's hail history on your website with our free widget →

Roofing or restoration company? Get an email within the hour when hail is reported near Imperial with our hail alerts ($29 a month) →