Pennsylvania hail map — June 18, 2024
NOAA radar detected hail of an inch or more over 1 Pennsylvania city on June 18, 2024. The largest stones — 1.50″, half dollar size — fell over New Castle.

- Cities hit
- 1
- in Pennsylvania
- 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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Pennsylvania cities hit on June 18, 2024
What people on the ground measured in Pennsylvania on June 18, 2024
4 reports filed with the National Weather Service. These are measured stones, not radar estimates, so they are the closest thing to proof that hail actually reached the ground.
- 1.75″ golf ball size PublicN Newell, PA4:15 PM EDTFayette County
- 1.00″ quarter size PublicRoscoe, PA4:22 PM EDTWashington County
- 1.00″ quarter size Public1 S California, PA4:26 PM EDTWashington County
- 1.00″ quarter size PublicCalifornia, PA4:28 PM EDTWashington County
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 Pennsylvania hail days
Pennsylvania hail on June 18, 2024
NOAA radar put hail of an inch or more over 1 Pennsylvania city that day. The largest stones — 1.50 inches, half dollar size — were over New Castle. Every city hit is listed above with its own stone size.