New Hampshire · September 8, 2023

New Hampshire hail map — September 8, 2023

NOAA radar detected hail of an inch or more over 1 New Hampshire city on September 8, 2023. The largest stones — 1.00″, quarter size — fell over Portsmouth.

Hail swath map for Portsmouth, NH on September 8, 2023 showing 1.00 inch hail.
Swath over Portsmouth on September 8, 2023 — 1.00″ hail. Each city below has its own map for this storm.
Cities hit
1
in New Hampshire
Largest stone
1.00″
quarter size
Impact rating
3/10
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 Hampshire cities hit on September 8, 2023

Portsmouth, NH1.00″ · quarter

What people on the ground measured in New Hampshire on September 8, 2023

4 reports filed with the National Weather Service — 2 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.

  • 1.50″ half dollar size Trained Spotter
    4 WSW Westmoreland, NH4:02 PM EDTCheshire County
  • 1.00″ quarter size Trained Spotter
    3 WNW Chesterfield, NH4:00 PM EDTCheshire County
  • 1.00″ quarter size Public
    Troy, NH4:25 PM EDTCheshire County
  • 1.00″ quarter size Public
    3 NW Alton, NH4:25 PM EDTBelknap 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 states hit on September 8, 2023

New York8 cities · 1.50″Texas3 cities · 1.50″Massachusetts12 cities · 1.50″New Jersey11 cities · 1.50″Connecticut1 city · 1.50″Virginia2 cities · 1.50″North Carolina2 cities · 1.00″Florida3 cities · 1.00″Maryland13 cities · 1.00″Georgia1 city · 1.00″
The full US hail map for September 8, 2023 →

Other New Hampshire hail days

July 29, 20261 city · 1.50″March 6, 20261 city · 1.00″November 23, 20252 cities · 1.00″September 19, 20242 cities · 2.00″August 26, 20241 city · 1.00″August 15, 20243 cities · 1.50″August 5, 20241 city · 1.00″June 5, 20242 cities · 1.50″April 22, 20241 city · 1.00″August 13, 20231 city · 1.00″
Every hail day across New Hampshire →
FAQ

New Hampshire hail on September 8, 2023

NOAA radar put hail of an inch or more over 1 New Hampshire city that day. The largest stones — 1.00 inches, quarter size — were over Portsmouth. Every city hit is listed above with its own stone size.

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