Hail map — May 20, 2024
NOAA radar detected hail of an inch or more over 14 cities across 5 states on May 20, 2024. The largest stones — 1.50″, half dollar size — fell over Grand Island, NE.
- States hit
- 5
- Cities hit
- 14
- 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 May 20, 2024
Every state where NOAA radar put an inch or more of hail over a city that day, biggest stone first.
Hardest hit on May 20, 2024
What people on the ground measured in the US on May 20, 2024
15 reports filed with the National Weather Service — 5 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.
- 4.00″ softball size Trained Spotter4 S Akron, CO7:35 PM MDTWashington County
3 inches of rain measured with this storm. The hail did extensive damage to the property.
- 4.00″ softball size Emergency Mngr1 S Yuma, CO9:00 PM MDTYuma County
Emergency manager reports fire department had tennis to softball size hail about 1 mile south of Yuma.
- 3.00″ baseball size Trained Spotter3 W Royal, IA7:44 PM CDTClay County
Report and photo from storm chaser via social media.
- 3.00″ baseball size Storm Chaser8 NNW Elba, CO7:25 PM MDTWashington County
Photo with a caliper measurement of a large hailstone measured approximately 30 minutes after hail fell. Time and location estimated.
- 2.75″ baseball size Trained Spotter4 S Otis, CO8:26 PM MDTWashington County
Hailed for 10 minutes.
- 2.75″ baseball size PublicYuma, CO9:00 PM MDTYuma County
Report and photos via social media (X) of accumulating hail and hail drifts in Yuma. Biggest stones baseball size or larger with most stones 1 to 2.25 inch.
- 2.75″ baseball size Public5 W Arickaree School, CO10:02 PM MDTWashington County
Report from mPING: Baseball (2.75 in.).
- 2.50″ hen egg size Trained Spotter2 NW Royal, IA7:40 PM CDTClay County
Golf ball to tennis ball sized hail, damage to skylight on camper, and lots of sticks/leaves down on the ground.
- 2.50″ hen egg size Public2 NNW Gary, CO6:45 PM MDTMorgan County
Corrects previous hail report from 2 NNW Gary. Destroyed windshield.
- 2.50″ hen egg size Public4 N Eckley, CO9:43 PM MDTYuma County
Report from mPING: Tennis Ball (2.50 in.).
- 2.50″ hen egg size Public12 N Max, NE12:30 AM CDTDundy County
Report and photo via social media (X) of around tennis ball size hail in northeast Dundy county.
- 2.25″ hen egg size PublicOtis, CO8:10 PM MDTWashington County
Report from mPING: Hen Egg+ (2.25 in.).
- 2.00″ hen egg size PublicWood River, NE7:16 PM CDTHall County
Received a photo via Facebook of a hail stone sitting on top of a pop can.
- 2.00″ hen egg size Public4 W Royal, IA7:39 PM CDTClay County
Report from mPING: Hen Egg (2.00 in.).
- 2.00″ hen egg size PublicRoyal, IA7:48 PM CDTClay County
Social media report with pictures and tape measure for reference.
Showing the 15 largest of 143 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 May 20, 2024
NOAA radar put hail of an inch or more over 14 cities across 5 states on May 20, 2024. The largest stones — 1.50 inches, half dollar size — were over Grand Island, NE. Every state hit is listed on this page, and every city under it.