Hail History

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Hail history for Riverton, WY

Last hail within 10 milesJun 24, 20260.75 in (penny)
Hail days, last 12 months1
Largest hail since 20061.75 in (golf ball)Jun 23, 2023
Hail days since 200615
Days with hail 1 inch or larger7
Damaging wind reports within 10 miles50

Hail has been reported within 10 miles of Riverton on 15 days since 2006. The largest stones measured 1.75 in (golf ball) on Jun 23, 2023. Hail is most common here in June and May.

Recent hail near Riverton

DateHail sizeWhereSource
Jun 24, 20260.75 in
penny		Arapahoe
1 hail report · closest 7 mi from Riverton		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 Riverton by year

06071081091011121133142151611711819120212222312425126

When hail season peaks near Riverton

Of the 15 hail days since 2006, most fell in June (7) and May (3).

JanFebMarApr3May7Jun2Jul2Aug1SepOctNovDec

Largest hail storms near Riverton

Jun 23, 2023 · 1.75 in (golf ball) · St Stephens (3 mi from Riverton)

National Weather Service description (English): There were numerous reports of quarter to golf ball size hail in around around Riverton, with the largest hail stones reported on the east side of Riverton. Many vehicles sustained windshield and body damage from the hail. Dozens of homes on the east side of Riverton had roof shingle damage, with roof replacements occurring regularly over the next 4 months.

Aug 15, 2009 · 1.12 in · Riverton (2 mi from Riverton)

Jul 2, 2008 · 1 in (quarter) · Riverton (1 mi from Riverton)

Sep 17, 2013 · 1 in (quarter) · St Stephens (3 mi from Riverton)

Jun 11, 2017 · 1 in (quarter) · St Stephens (3 mi from Riverton)

Damaging thunderstorm winds near Riverton

50 reports of damaging thunderstorm wind within 10 miles of Riverton since 2006, on 42 days. The strongest measured gust was 86 mph on May 22, 2006.

DateStrongest gustWhereSource
Aug 25, 202654 mph, measuredRiverton
1 wind report		NWS storm report (preliminary)
Aug 24, 202651 mph, measuredRiverton
1 wind report		NWS storm report (preliminary)
Aug 23, 202658 mph, measuredRiverton
1 wind report		NWS storm report (preliminary)
Jul 7, 202661 mph, measuredRiverton
1 wind report		NWS storm report (preliminary)
Jun 21, 202662 mph, measuredRiverton Airport
1 wind report		NOAA Storm Events
May 13, 202660 mph, measuredRiverton Airport
1 wind report		NOAA Storm Events
Aug 15, 202568 mph, measuredRiverton Airport
1 wind report		NOAA Storm Events
Aug 1, 202563 mph, measuredRiverton Airport
1 wind report		NOAA Storm Events
Jul 19, 202558 mph, measuredRiverton Airport
1 wind report		NOAA Storm Events
Jul 4, 202558 mph, measuredRiverton
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 Riverton; 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 Riverton.

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