New Jersey hail map — September 9, 2023
NOAA radar detected hail of an inch or more over 26 New Jersey cities on September 9, 2023. The largest stones — 1.50″, half dollar size — fell over Edison.
- Cities hit
- 26
- in New Jersey
- 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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New Jersey cities hit on September 9, 2023
What people on the ground measured in New Jersey on September 9, 2023
12 reports filed with the National Weather Service — 3 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 PublicNew Brunswick, NJ3:15 PM EDTMiddlesex County
Hail up to the size of golf balls in New Brunswick. Time estimated via radar.
- 1.00″ quarter size PublicSpotswood, NJ2:50 PM EDTMiddlesex County
- 1.00″ quarter size Trained SpotterEast Brunswick, NJ3:00 PM EDTMiddlesex County
Corrects previous hail report from East Brunswick. Quarter size hail in East Brunswick. Time given in report.
- 1.00″ quarter size PublicNorth Brunswick, NJ3:05 PM EDTMiddlesex County
Hail of at least quarter size reported in North Brunswick.
- 1.00″ quarter size Broadcast MediaNew Brunswick, NJ3:10 PM EDTMiddlesex County
- 1.00″ quarter size Public1 SE New Brunswick, NJ3:19 PM EDTMiddlesex County
Report from mPING: Quarter (1.00 in.).
- 1.00″ quarter size CO-OP OBSERVER1 N GLOUCESTER TWP, NJ3:46 PM EDTCAMDEN County
- 1.00″ quarter size PublicDenville, NJ4:17 PM EDTMorris County
Quarter size hail in Denville. Time estimated via radar.
- 0.88″ penny size Trained SpotterEast Brunswick, NJ2:55 PM EDTMiddlesex County
Two nickel size hail reports in East Brunswick. Time given in report.
- 0.75″ penny size Trained Spotter1 N Milltown, NJ3:14 PM EDTMiddlesex County
Social media photo of penny sized hail near Ryders Lane and Route 1.
- 0.70″ penny size PublicMilltown, NJ3:16 PM EDTMiddlesex County
Social media photo of dime sized hail.
- 0.70″ penny size PublicRockaway, NJ4:22 PM EDTMorris County
Social media video of hail up to dime sized in Rockaway Borough. Time estimated from radar.
Showing the 12 largest of 20 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 states hit on September 9, 2023
The full US hail map for September 9, 2023 →Other New Jersey hail days
New Jersey hail on September 9, 2023
NOAA radar put hail of an inch or more over 26 New Jersey cities that day. The largest stones — 1.50 inches, half dollar size — were over Edison. Every city hit is listed above with its own stone size.