Hail map — April 20, 2024
NOAA radar detected hail of an inch or more over 7 cities across 4 states on April 20, 2024. The largest stones — 2.00″, hen egg size — fell over Rock Hill, SC.
- States hit
- 4
- Cities hit
- 7
- Largest stone
- 2.00″
- hen egg size
- Impact rating
- 7/10
- 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 April 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 April 20, 2024
15 reports filed with the National Weather Service — 1 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 Public1 SSE Lumberton, NC5:22 PM EDTRobeson County
Very large hail fell along W. 5th St, some stones the size of softballs.
- 4.00″ softball size Public3 S Rock Hill, SC4:21 PM EDTYork County
Public reported softball size hail near the intersection of Highway 901 and Saluda St in Rock Hill. Widespread hail damage reported throughout the city.
- 2.25″ hen egg size 911 Call CenterTroy, NC4:27 PM EDTMontgomery County
Lemon-sized hail, between the size of an egg and tennis ball, observed at the Montgomery County EOC.
- 2.00″ hen egg size Broadcast Media1 SSE Rock Hill, SC4:30 PM EDTYork County
- 2.00″ hen egg size Trained Spotter3 NE Lancaster, SC4:57 PM EDTLancaster County
Trained spotter relayed 2 inch hail report via Twitter. Hail lasted about 10 minutes.
- 2.00″ hen egg size Broadcast Media3 NW Timberwood Park, TX12:23 AM CDTBexar County
Up to 2 inch hail estimated at intersection of Blanco Rd and Specht Rd; time estimated via radar.
- 2.00″ hen egg size Public3 ESE Bulverde, TX12:32 AM CDTBexar County
- 1.75″ golf ball size Public1 WNW Troy, NC4:25 PM EDTMontgomery County
Reported at NC 109 and Shiloh Rd.
- 1.75″ golf ball size Public2 NNW Pembroke, NC4:57 PM EDTRobeson County
Golf ball sized hail near Pembroke, NC.
- 1.75″ golf ball size Public3 NE Pembroke, NC4:58 PM EDTRobeson County
Golf ball sized hail reported near the intersection of Highway 72 and Union Chapel Road near Pembroke, NC.
- 1.75″ golf ball size Public3 NNW Pembroke, NC6:28 PM EDTRobeson County
Public report of hail up to golf ball size along Hwy 701 near Prospect Rd.
- 1.75″ golf ball size PublicSupply, NC7:21 PM EDTBrunswick County
Small dents on car hoods in Dairy Queen parking lot.
- 1.75″ golf ball size Public1 SW Timberwood Park, TX12:30 AM CDTBexar County
- 1.50″ half dollar size Cocorahs4 NW Goliad, TX1:49 AM CDTGoliad County
CoCoRAHS station TX-GD-8 reported ping pong size hail. Time estimated by radar.
- 1.50″ half dollar size Public1 SSE Rock Hill, SC4:30 PM EDTYork County
Showing the 15 largest of 65 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 April 20, 2024
NOAA radar put hail of an inch or more over 7 cities across 4 states on April 20, 2024. The largest stones — 2.00 inches, hen egg size — were over Rock Hill, SC. Every state hit is listed on this page, and every city under it.