Massachusetts · September 8, 2023

Massachusetts hail map — September 8, 2023

NOAA radar detected hail of an inch or more over 15 Massachusetts cities on September 8, 2023. The largest stones — 1.50″, half dollar size — fell over Lawrence.

Hail swath map for Lawrence, MA on September 8, 2023 showing 1.50 inch hail.
Swath over Lawrence on September 8, 2023 — 1.50″ hail. Each city below has its own map for this storm.
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Cities hit
15
in Massachusetts
Largest stone
1.50″
half dollar size
Impact rating
5/10
from stone size

Sizes come from NOAA radar, which runs about ±0.25″ against ground truth. It is canvass-targeting quality, not claim evidence.

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What people on the ground measured in Massachusetts on September 8, 2023

4 reports filed with the National Weather Service — 2 from trained observers or officials. These are measured stones, not radar estimates, so they are the closest thing to proof that hail actually reached the ground.

  • 1.00″ quarter size Amateur Radio
    West Brookfield, MA1:57 PM EDTWorcester County

    Quarter size hail.

  • 1.00″ quarter size Trained Spotter
    Andover, MA3:00 PM EDTEssex County
  • 1.00″ quarter size Trained Spotter
    Sterling, MA7:21 PM EDTWorcester County
  • 0.75″ penny size Public
    2 E Northampton, MA5:36 PM EDTHampshire County

    Report from mPING: Dime (0.75 in.).

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.

FAQ

Massachusetts hail on September 8, 2023

NOAA radar put hail of an inch or more over 15 Massachusetts cities that day. The largest stones — 1.50 inches, half dollar size — were over Lawrence. Every city hit is listed above with its own stone size.

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