Arizona hail map — September 12, 2023
NOAA radar detected hail of an inch or more over 4 Arizona cities on September 12, 2023. The largest stones — 1.50″, half dollar size — fell over Apache Junction.
- Cities hit
- 4
- in Arizona
- 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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Arizona cities hit on September 12, 2023
What people on the ground measured in Arizona on September 12, 2023
2 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.
- 1.75″ golf ball size Trained Spotter2 SW Chandler, AZ3:22 PM MSTMaricopa County
Golf ball sized hail was reported near Queen Creek Road and Price Road.
- 0.75″ penny size Public1 S Chandler, AZ3:35 PM MSTMaricopa County
Public report of hailstones of 3/4 inch in diameter near Germann Rd and Dobson Rd.
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 states hit on September 12, 2023
The full US hail map for September 12, 2023 →Other Arizona hail days
Arizona hail on September 12, 2023
NOAA radar put hail of an inch or more over 4 Arizona cities that day. The largest stones — 1.50 inches, half dollar size — were over Apache Junction. Every city hit is listed above with its own stone size.