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Hail history for Potosi, MO

Last hail within 10 milesApr 27, 20261.25 in (half dollar)

Hail days, last 12 months1

Largest hail since 20062.75 in (baseball)Apr 2, 2015

Hail days since 200640

Days with hail 1 inch or larger32

Tornadoes within 10 miles4

Damaging wind reports within 10 miles35

Hail has been reported within 10 miles of Potosi on 40 days since 2006. The largest stones measured 2.75 in (baseball) on Apr 2, 2015. Hail is most common here in April and May.

Recent hail near Potosi

Date	Hail size	Where	Source
Apr 27, 2026	2 in hen egg	Irondale 2 hail reports · closest 9 mi from Potosi	NOAA Storm Events
Mar 30, 2025	1 in quarter	Potosi 1 hail report · closest near the center of Potosi	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 Potosi by year

When hail season peaks near Potosi

Of the 40 hail days since 2006, most fell in April (10) and May (9).

Largest hail storms near Potosi

May 8, 2009 · 2.75 in (baseball) · Springtown (0 mi from Potosi)

Apr 2, 2015 · 2.75 in (baseball) · Shirley (8 mi from Potosi)

National Weather Service description (English): A wide swath of large hail fell across central Washington County. Most of the hail was the size of golfballs, but there was a report of baseball sized hail 7 miles west of Potosi.

Mar 12, 2006 · 2.5 in (tennis ball) · Old Mines (6 mi from Potosi)

May 31, 2018 · 2.5 in (tennis ball) · Hunters Mill (10 mi from Potosi)

Jun 26, 2011 · 2 in (hen egg) · Connon Mines (8 mi from Potosi)

Tornadoes within 10 miles of Potosi

Date	Rating	Where	Path
Jul 31, 2026	EF?	Frankclay 8 mi from Potosi
Apr 29, 2025	EF1	Springtown 4 mi from Potosi	4.2 mi long, 150 yd wide
Mar 24, 2019	EF0	Cadet 6 mi from Potosi	0.0 mi long, 20 yd wide
Apr 8, 2015	EF1	Potosi 1 mi from Potosi	4.1 mi long, 300 yd wide

Damaging thunderstorm winds near Potosi

35 reports of damaging thunderstorm wind within 10 miles of Potosi since 2006, on 30 days. The strongest measured gust was 76 mph on May 27, 2017.

Date	Strongest gust	Where	Source
Jul 31, 2026	damage reported	Frankclay 1 wind report	NWS storm report (preliminary)
Jul 4, 2026	damage reported	Shirley 1 wind report	NWS storm report (preliminary)
May 8, 2024	69 mph, estimated	Hunters Mill, Potosi Wshngtn Co Airport 2 wind reports	NOAA Storm Events
Apr 29, 2024	69 mph, estimated	Hopewell 1 wind report	NOAA Storm Events
Aug 2, 2023	70 mph, estimated	Potosi 1 wind report	NOAA Storm Events
Jul 20, 2023	64 mph, estimated	Shirley 1 wind report	NOAA Storm Events
Jul 16, 2023	60 mph, estimated	Old Mines 1 wind report	NOAA Storm Events
Jul 12, 2023	60 mph, measured	Old Mines 1 wind report	NOAA Storm Events
Apr 15, 2023	64 mph, estimated	Leadwood 1 wind report	NOAA Storm Events
Jul 28, 2022	64 mph, estimated	Irondale 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 Potosi; 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 Potosi.

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