Hail map — June 20, 2024
NOAA radar detected hail of an inch or more over 7 cities across 2 states on June 20, 2024. The largest stones — 1.50″, half dollar size — fell over Grand Junction, CO.
- States hit
- 2
- Cities hit
- 7
- Largest stone
- 1.50″
- half dollar size
- Impact rating
- 5/10
- from stone size
Sizes come from NOAA MRMS radar (MESH), which runs about ±0.25″ against ground truth. It is canvass-targeting quality, not claim evidence.
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States hit on June 20, 2024
Every state where NOAA radar put an inch or more of hail over a city that day, biggest stone first.
What people on the ground measured in the US on June 20, 2024
15 reports filed with the National Weather Service — 4 from trained spotters or officials. These are measured stones, not radar estimates, so they are the closest thing to proof that hail actually reached the ground.
- 4.50″ softball size Broadcast Media6 NW Hawk Springs, WY2:53 PM MDTGoshen County
- 4.50″ softball size Broadcast Media1 S Yoder, WY3:00 PM MDTGoshen County
Reported by Media from Trained Spotter
- 4.50″ softball size PublicYoder, WY3:06 PM MDTGoshen County
- 4.00″ softball size Storm Chaser4 SSW Yoder, WY3:00 PM MDTGoshen County
Delayed Report... Storm chaser reports 4 inch hail with image on Twitter. Says that there was likely 4.5+ inch hail, but could not get out to grab it. Winds likwly 60-70mph.
- 2.50″ hen egg size Trained Spotter9 NW Hawk Springs, WY2:52 PM MDTGoshen County
- 2.00″ hen egg size PublicHemingford, NE4:45 PM CDTBox Butte County
Facebook post with hail next to highlighter. Hail size estimated based on office highlighter.
- 1.75″ golf ball size Public2 NE Clarksville, MI2:46 PM EDTIonia County
Report from mPING: Golf Ball (1.75 in.).
- 1.75″ golf ball size Broadcast MediaSlater, WY2:11 PM MDTPlatte County
Photo in Slack Channel Hail is accumulating in fields
- 1.75″ golf ball size Broadcast Media3 S Slater, WY2:29 PM MDTPlatte County
Golfballs with quarter sized hail Photo in Slack channel
- 1.75″ golf ball size Trained SpotterHobson, MT2:50 PM MDTJudith Basin County
- 1.75″ golf ball size Public2 E Holt, MI4:59 PM EDTIngham County
- 1.75″ golf ball size Broadcast MediaS Morrill, NE4:23 PM CDTScotts Bluff County
Ping pong sized hail also reported
- 1.75″ golf ball size Emergency MngrMitchell, NE4:26 PM CDTScotts Bluff County
- 1.75″ golf ball size PublicHemingford, NE5:26 PM CDTBox Butte County
Public post on Facebook of golfball sized hail reported in Hemingford.
- 1.50″ half dollar size NWS Employee2 NE Clarksville, MI2:44 PM EDTIonia County
Showing the 15 largest of 59 hail reports filed that day.
Reports come from the National Weather Service Local Storm Report feed, ingested every 15 minutes. A report records where the observer was, not the full extent of the swath — treat it as evidence about the storm, not about any one roof.
Other hail days
US hail on June 20, 2024
NOAA radar put hail of an inch or more over 7 cities across 2 states on June 20, 2024. The largest stones — 1.50 inches, half dollar size — were over Grand Junction, CO. Every state hit is listed on this page, and every city under it.