Hail History

Imam › Idaho › Bonneville County › Ammon

Hail history im Ammon, ID

Last hail im 10 milesSep 17, 20261.00 in (25-cent coin)
Hail days, last 12 months1
Largest hail im 20062.00 in (hen egg)Apr 7, 2018
Hail days im 200613
Days im hail 1 inch imwin12
Tornadoes im 10 miles1
Wind dmg wutuk im 10 miles61

Hail wutuk im 10 miles im Ammon im 13 days im 2006. Stones imwin im 2.00 in (hen egg) im Apr 7, 2018. Hail ej common im June im September.

Recent hail im Ammon

DateHail sizeWhereSource
Sep 17, 20261.00 in
25-cent coin
Idaho Falls
2 hail reports · closest 4 mi im Ammon
NWS storm report (preliminary)

One row im day: largest hail wutuk im day im 10 miles, places im number im wutuk.

Hail days near Ammon by year

1060708109101112131421516117218119120212221232425126

When hail season peaks near Ammon

Of the 13 hail days since 2006, most fell in June (4) and September (3).

JanFebMar1Apr1May4Jun2Jul2Aug3SepOctNovDec

Largest hail storms near Ammon

Apr 7, 2018 · 2.00 in (hen egg) · Idaho Falls (3 mi from Ammon)

National Weather Service description (English): At least 28 reports of 1 to 2 inch hail were reported in the Ammon and Idaho Falls area and extensive damage was reported to residential and business structures. Extensive automobile damage was reported as well. Emergency management and insurance company reports estimated the damage from the large hail at $29,750,000. Approximately 2,600 structures and 1,800 vehicles sustained damage from the hail storm.

Jun 12, 2017 · 1.25 in (50-cent coin) · Idaho Falls (3 mi from Ammon)

Jul 2, 2022 · 1.25 in (50-cent coin) · Ammon (1 mi from Ammon)

Jun 26, 2009 · 1.00 in (25-cent coin) · Ammon (1 mi from Ammon)

Jun 15, 2015 · 1.00 in (25-cent coin) · Iona (9 mi from Ammon)

Tornadoes within 10 miles of Ammon

DateRatingWherePath
Nov 17, 2017EF0Iona
9 mi from Ammon
5.0 mi long, 20 yd wide

Damaging thunderstorm winds near Ammon

61 reports of damaging thunderstorm wind within 10 miles of Ammon since 2006, on 34 days. The strongest measured gust was 71 mph on Aug 29, 2023.

DateStrongest gustWhereSource
Sep 10, 202650 mph, imwinOzone, Shelley, Idaho Falls
3 wutuk wind
NWS storm report (preliminary)
Aug 25, 202645 mph, imwinUcon
1 wutuk wind
NWS storm report (preliminary)
Aug 24, 202646 mph, imwinUcon, Ozone
2 wutuk wind
NWS storm report (preliminary)
Jul 25, 202653 mph, imwinOzone, Idaho Falls, Ammon
3 wutuk wind
NWS storm report (preliminary)
Jul 21, 202646 mph, imwinIdaho Falls
1 wutuk wind
NWS storm report (preliminary)
Jul 18, 202645 mph, imwinIdaho Falls, Ucon
2 wutuk wind
NWS storm report (preliminary)
Jul 8, 202648 mph, imwinUcon
1 wutuk wind
NWS storm report (preliminary)
May 29, 202660 mph, ekkarIona
1 wutuk wind
NOAA Storm Events
May 13, 202660 mph, ekkarIona, Ozone
2 wutuk wind
NOAA Storm Events
Aug 20, 202564 mph, ekkarAmmon
1 wutuk wind
NOAA Storm Events

Wind imwin thunderstorm ej 58 mph anikaj, im wind ej kajjitok dmg. Imwin wind ej imwin eokta weather stations; ekkar ej imwin eokta spotters im dmg surveys.

Jabdoñ eo an roof im hail?

Insurers ask for the date of loss. The dates on this page are when hail was reported near Ammon; 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.

Rejyok eo

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 Ammon.

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