Hail History

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Hail history for Grain Valley, MO

Last hail within 10 milesAug 19, 20261.5 in (ping pong ball)
Hail days, last 12 months1
Largest hail since 20062.75 in (baseball)Sep 18, 2010
Hail days since 200664
Days with hail 1 inch or larger38
Tornadoes within 10 miles13
Damaging wind reports within 10 miles135

Hail has been reported within 10 miles of Grain Valley on 64 days since 2006. The largest stones measured 2.75 in (baseball) on Sep 18, 2010. Hail is most common here in May and April.

Recent hail near Grain Valley

DateHail sizeWhereSource
Aug 19, 20261.5 in
ping pong ball		Independence
1 hail report · closest 9 mi from Grain Valley		NWS storm report (preliminary)
Sep 16, 20251 in
quarter		Independence Mem Airport
1 hail report · closest 8 mi from Grain Valley		NOAA Storm Events
Jul 11, 20251 in
quarter		Oak Grove
1 hail report · closest 5 mi from Grain Valley		NOAA Storm Events
Apr 1, 20251 in
quarter		Lees Summit
1 hail report · closest 10 mi from Grain Valley		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 Grain Valley by year

206307100840961010111122134141541651721811920221122223124325126

When hail season peaks near Grain Valley

Of the 64 hail days since 2006, most fell in May (14) and April (13).

1Jan2Feb9Mar13Apr14May10Jun1Jul6Aug5Sep2OctNov1Dec

Largest hail storms near Grain Valley

Sep 18, 2010 · 2.75 in (baseball) · Blue Spgs (6 mi from Grain Valley)

Jun 7, 2009 · 2 in (hen egg) · Bates City (7 mi from Grain Valley)

May 26, 2016 · 2 in (hen egg) · Buckner (10 mi from Grain Valley)

National Weather Service description (English): This report was gathered via social media.

Mar 12, 2024 · 2 in (hen egg) · Napoleon (8 mi from Grain Valley)

National Weather Service description (English): Two inch hail was reported just south of US Highway 24 about 2 miles SSW of Napoleon.

Mar 12, 2006 · 1.75 in (golf ball) · Blue Spgs (3 mi from Grain Valley)

Tornadoes within 10 miles of Grain Valley

DateRatingWherePath
May 6, 2024EF1Blue Spgs
5 mi from Grain Valley		5.8 mi long, 50 yd wide
May 6, 2024EF0Levasy
6 mi from Grain Valley		1.5 mi long, 50 yd wide
May 6, 2024EF0Napoleon
7 mi from Grain Valley		3.0 mi long, 50 yd wide
Jun 8, 2022EF2Ripley
9 mi from Grain Valley		9.6 mi long, 200 yd wide
Jun 4, 2020EF0Lake Tapawingo
7 mi from Grain Valley		5.7 mi long, 40 yd wide
Sep 22, 2019EF0Cockrell
7 mi from Grain Valley		0.1 mi long, 10 yd wide
May 24, 2019EF0Cockrell
8 mi from Grain Valley		0.7 mi long, 25 yd wide
Jun 26, 2018EF0Lake Lotawana
7 mi from Grain Valley		3.4 mi long, 100 yd wide
Jun 17, 2017EF0Napoleon
7 mi from Grain Valley		4.8 mi long, 50 yd wide
Mar 6, 2017EF3Tarsney Lakes
4 mi from Grain Valley		7.2 mi long, 400 yd wide
Mar 6, 2017EF1Bates City
5 mi from Grain Valley		10.5 mi long, 400 yd wide
May 16, 2015EF1Buckner
9 mi from Grain Valley		5.1 mi long, 127 yd wide

Damaging thunderstorm winds near Grain Valley

135 reports of damaging thunderstorm wind within 10 miles of Grain Valley since 2006, on 63 days. The strongest measured gust was 83 mph on May 2, 2008.

DateStrongest gustWhereSource
Sep 15, 2026damage reportedBuckner
1 wind report		NWS storm report (preliminary)
Jul 9, 2026damage reportedBlue Springs
1 wind report		NWS storm report (preliminary)
Sep 18, 202560 mph, estimatedOak Grove, Bates City, Grain Vly Airport
6 wind reports		NOAA Storm Events
Sep 16, 202560 mph, estimatedBates City
1 wind report		NOAA Storm Events
Jul 11, 202572 mph, measuredLake Tapawingo, Blue Spgs, Tarsney Lakes
17 wind reports		NOAA Storm Events
Jun 3, 202560 mph, estimatedSpring Branch, Lake City, Independence Mem Airport
5 wind reports		NOAA Storm Events
May 19, 202560 mph, estimatedLees Summit Airport
1 wind report		NOAA Storm Events
Mar 14, 202564 mph, estimatedBlue Spgs, Oak Grove, Grain Vly
7 wind reports		NOAA Storm Events
Jul 31, 202460 mph, estimatedBlue Spgs, Buckner
2 wind reports		NOAA Storm Events
May 25, 202481 mph, measuredLake Tapawingo, Blue Spgs, Bates City
4 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 Grain Valley; 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 Grain Valley.

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